{"id":1007,"date":"2023-02-23T16:12:30","date_gmt":"2023-02-23T16:12:30","guid":{"rendered":"https:\/\/episteamousiki.athenarc.gr\/?p=1007"},"modified":"2024-10-24T16:56:51","modified_gmt":"2024-10-24T16:56:51","slug":"mathimatika-kai-mousika-diastimata","status":"publish","type":"post","link":"https:\/\/episteamousiki.athenarc.gr\/index.php\/2023\/02\/23\/mathimatika-kai-mousika-diastimata\/","title":{"rendered":"\u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u039c\u03bf\u03c5\u03c3\u03b9\u03ba\u03ac \u0394\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 I"},"content":{"rendered":"\n<h3>\u03a3\u03ba\u03bf\u03c0\u03cc\u03c2 \u03c4\u03bf\u03c5 \u039c\u03b1\u03b8\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2<\/h3>\n\n\n\n<p class=\"has-small-font-size\">\u039e\u03b5\u03ba\u03b9\u03bd\u03ae\u03c3\u03b1\u03bc\u03b5 \u03bd\u03b1 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ac\u03bc\u03b5 \u03c4\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c3\u03c5\u03c7\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2, \u03c4\u03bf\u03bd\u03b9\u03ba\u03bf\u03cd \u03cd\u03c8\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b9 \u03bd\u03bf\u03c4\u03ce\u03bd \u03c3\u03c4\u03b7 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 <a href=\"https:\/\/episteamousiki.athenarc.gr\/index.php\/2023\/02\/23\/toniko-ypsos\/\">\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 T\u03bf\u03bd\u03b9\u03ba\u03bf\u03cd \u038e\u03c8\u03bf\u03c5\u03c2 \u03bc\u03b5 \u03c4\u03bf iMuSciCA<\/a>. \u0395\u03b4\u03ce \u03b8\u03b1 \u03b5\u03bc\u03b2\u03b1\u03b8\u03cd\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c4\u03bf \u03c0\u03ce\u03c2 \u03c3\u03c7\u03b5\u03c4\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03bf\u03b9 \u03bd\u03cc\u03c4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03ce\u03c2 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c7\u03ad\u03c3\u03b5\u03b9\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03b9\u03c7\u03bf\u03cd\u03bd \u03c3\u03b5 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03ac-\u03b1\u03b9\u03c3\u03b8\u03b7\u03c4\u03b9\u03ba\u03ac \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac. <\/p>\n\n\n\n<h3>\u03a4\u03bf \u03b2\u03b1\u03c3\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03bf \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1: \u03b7 \u03bf\u03ba\u03c4\u03ac\u03b2\u03b1<\/h3>\n\n\n\n<p class=\"has-small-font-size\">\u0388\u03c7\u03b5\u03c4\u03b5 \u03b1\u03ba\u03bf\u03cd\u03c3\u03b5\u03b9 \u03c4\u03bf\u03bd \u03cc\u03c1\u03bf <strong>\u03bf\u03ba\u03c4\u03ac\u03b2\u03b1<\/strong>;<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u039a\u03ac\u03b8\u03b5 \u03bd\u03cc\u03c4\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03b1\u03b9\u03c7\u03c4\u03b5\u03af \u03c3\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bf\u03ba\u03c4\u03ac\u03b2\u03b5\u03c2. \u039c\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03b4\u03bf\u03cd\u03bc\u03b5, \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1,  \u03b4\u03cd\u03bf \u03b4\u03b9\u03b1\u03ba\u03c1\u03b9\u03c4\u03ad\u03c2 \u03b5\u03ba\u03b4\u03bf\u03c7\u03ad\u03c2 \u03c4\u03b7\u03c2 \u03bd\u03cc\u03c4\u03b1\u03c2 \u039b\u03b1 \u03c3\u03b5 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ae \u03bf\u03ba\u03c4\u03ac\u03b2\u03b1, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03c3\u03b5 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03cc \u03c4\u03bf\u03bd\u03b9\u03ba\u03cc \u03cd\u03c8\u03bf\u03c2 (\u03ae \u03c3\u03c5\u03c7\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1). \u0391\u03bd \u03b8\u03ad\u03bb\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03b4\u03b5\u03af\u03be\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b1 \u03c3\u03b5 \u03c0\u03bf\u03b9\u03b1 \u039b\u03b1 \u03b1\u03bd\u03b1\u03c6\u03b5\u03c1\u03cc\u03bc\u03b1\u03c3\u03c4\u03b5, \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03b2\u03ac\u03bb\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1\u03bd \u03b1\u03bd\u03b1\u03b3\u03bd\u03c9\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b4\u03af\u03c0\u03bb\u03b1 \u03c3\u03c4\u03b7\u03bf \u03cc\u03bd\u03bf\u03bc\u03b1 \u03c4\u03b7\u03c2 \u03bd\u03cc\u03c4\u03b1\u03c2. \u0391\u03c2 \u03b4\u03bf\u03cd\u03bc\u03b5 \u03bb\u03bf\u03b9\u03c0\u03cc\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03c7\u03bd\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c4\u03b7\u03c2 \u039b\u03b14 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u039b\u03b15:<\/p>\n\n\n\n<p class=\"has-small-font-size\"><span class=\"katex-eq\" data-katex-display=\"true\"> f_{\u039b\u03b14} = 440Hz, <\/span>   <\/p>\n\n\n\n<p class=\"has-small-font-size\"><span class=\"katex-eq\" data-katex-display=\"true\"> f_{\u039b\u03b15} = 880Hz. <\/span>  <\/p>\n\n\n\n<p class=\"has-small-font-size\">\u0393\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03af\u03bc\u03b1\u03c3\u03c4\u03b5 \u03b1\u03ba\u03c1\u03b9\u03b2\u03b5\u03af\u03c2, o\u03ba\u03c4\u03ac\u03b2\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1. \u039b\u03ad\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03b4\u03cd\u03bf \u03bd\u03cc\u03c4\u03b5\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03bb\u03cc\u03b3\u03bf 2:1. \u0393\u03b5\u03bd\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03b1 \u03b7 \u03bf\u03ba\u03c4\u03ac\u03b2\u03b1 \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b4\u03cd\u03bf \u03bd\u03bf\u03c4\u03ce\u03bd \u03c0\u03bf\u03c5 \u03b7 \u03bc\u03af\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03b4\u03b9\u03c0\u03bb\u03ac\u03c3\u03b9\u03b1 \u03c3\u03c5\u03c7\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03ac\u03bb\u03bb\u03b7\u03c2. \u03a3\u03c4\u03bf \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03ac \u03bc\u03b1\u03c2:<\/p>\n\n\n\n<p class=\"has-small-font-size\"><span class=\"katex-eq\" data-katex-display=\"true\"> f_{\u039b\u03b15} = 2 \\cdot  f_{\u039b\u03b14}  <\/span>  <\/p>\n\n\n\n<p class=\"has-small-font-size\">\u03a0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c4\u03b7\u03c2 \u03bf\u03ba\u03c4\u03ac\u03b2\u03b1\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03b2\u03ac\u03c3\u03b5\u03c4\u03b5 \u03c3\u03c4\u03bf \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03bf\u03cd\u03c3\u03b1\u03c2 \u0394\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2: <a href=\"https:\/\/episteamousiki.athenarc.gr\/index.php\/2023\/06\/27\/mathimatika-kai-mousika-diastimata-2\/\">\u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u039c\u03bf\u03c5\u03c3\u03b9\u03ba\u03ac \u0394\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u039c\u03ad\u03c1\u03bf\u03c2 \u0399\u0399<\/a>.<\/p>\n\n\n\n<h3>\u0386\u03bb\u03bb\u03b1 \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03ac \u03b4\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1<\/h3>\n\n\n\n<p class=\"has-small-font-size\">\u038c\u03bb\u03b1 \u03c4\u03b1 \u03c5\u03c0\u03cc\u03bb\u03bf\u03b9\u03c0\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ae \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c3\u03c4\u03b7 \u03b4\u03c5\u03c4\u03b9\u03ba\u03ae \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03ae \u03c0\u03b1\u03c1\u03ac\u03b4\u03bf\u03c3\u03b7. \u0391\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03ce\u03bd\u03c4\u03b1\u03c2 \u03bb\u03bf\u03b9\u03c0\u03cc\u03bd \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf \u03c4\u03b7\u03c2 \u03bb\u03b5\u03b3\u03cc\u03bc\u03b5\u03bd\u03b7\u03c2 <em>\u03c7\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae<\/em>\u03c2<em> \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1<\/em>\u03c2, \u03b4\u03b9\u03b1\u03b9\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bc\u03af\u03b1 \u03bf\u03ba\u03c4\u03ac\u03b2\u03b1 \u03c3\u03b5 12 \u03b5\u03c0\u03b9\u03bc\u03ad\u03c1\u03bf\u03c5\u03c2 \u03b4\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1. \u03a4\u03bf \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1  \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 <em>\u03b7\u03bc\u03b9\u03c4\u03cc\u03bd\u03b9\u03bf<\/em>. \u0394\u03cd\u03bf \u03b7\u03bc\u03b9\u03c4\u03cc\u03bd\u03b9\u03b1 \u03b9\u03c3\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03bf\u03cd\u03bd \u03bc\u03b5 \u03ad\u03bd\u03b1\u03bd <em>\u03c4\u03cc\u03bd\u03bf<\/em>.  \u0388\u03c4\u03c3\u03b9 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03cc\u03c4\u03b9 \u03c3\u03b5 \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03b7\u03bc\u03b9\u03c4\u03cc\u03bd\u03b9\u03bf\u03c5 \u03b1\u03c0\u03cc \u03c4\u03b7 \u039b\u03b1 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b7 \u039b\u03b1#, \u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c3\u03c5\u03c7\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03bd\u03bf\u03c4\u03ce\u03bd \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03c4\u03cd\u03c0\u03bf:<\/p>\n\n\n\n<p class=\"has-small-font-size\"><span class=\"katex-eq\" data-katex-display=\"true\"> f_{\u039b\u03b1\\#} = 2^{(1\/12)} \\cdot f_{\u039b\u03b1} <\/span>\n\n\n\n<p class=\"has-small-font-size\">\u03a3\u03c4\u03b7 \u03c3\u03b7\u03bc\u03b5\u03c1\u03b9\u03bd\u03ae \u03b5\u03c0\u03bf\u03c7\u03ae, \u03ad\u03c4\u03c3\u03b9 \u03ba\u03bf\u03c5\u03c1\u03b4\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c0\u03b9\u03ac\u03bd\u03bf. \u0391\u03c5\u03c4\u03ae \u03b7 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03b1\u03c1\u03c7\u03ae \u03ba\u03bf\u03c5\u03c1\u03b4\u03af\u03c3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bf\u03bd\u03bf\u03bc\u03ac\u03c3\u03c4\u03b7\u03ba\u03b5 <em>\u03b9\u03c3\u03bf\u03c3\u03c5\u03b3\u03ba\u03b5\u03c1\u03b1\u03c3\u03bc\u03cc\u03c2 <\/em>\u03ba\u03b1\u03b9 \u03c0\u03ad\u03c1\u03b1\u03c3\u03b1\u03bd \u03c0\u03bf\u03bb\u03bb\u03bf\u03af \u03b1\u03b9\u03ce\u03bd\u03b5\u03c2 \u03bc\u03ad\u03c7\u03c1\u03b9 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bb\u03ae\u03be\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03b1\u03c5\u03c4\u03cc\u03bd. \u039c\u03c0\u03bf\u03c1\u03b5\u03af\u03c4\u03b5 \u03c3\u03c4\u03bf\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03bc\u03bf \u03bd\u03b1 \u03c0\u03b1\u03af\u03be\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03bf\u03c0\u03bf\u03b9\u03bf\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03bb\u03b5\u03c5\u03ba\u03cc \u03c0\u03bb\u03ae\u03ba\u03c4\u03c1\u03bf \u03ba\u03b1\u03b9 \u03c4\u03bf \u03b1\u03bc\u03ad\u03c3\u03c9\u03c2 \u03b4\u03b9\u03c0\u03bb\u03b1\u03bd\u03cc \u03bc\u03b1\u03cd\u03c1\u03bf. \u03a0\u03ac\u03bd\u03c4\u03b1 \u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03c0\u03bb\u03ae\u03ba\u03c4\u03c1\u03c9\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03b7\u03bc\u03b9\u03c4\u03cc\u03bd\u03b9\u03bf. <\/p>\n\n\n\n<p><a href=\"https:\/\/www.musicca.com\/piano\">https:\/\/www.musicca.com\/piano<\/a><\/p>\n\n\n\n\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>\u03a3\u03b7\u03bc\u03b5\u03af\u03c9\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03ae \u03c3\u03c4\u03bf \u0392\u03c5\u03b6\u03ac\u03bd\u03c4\u03b9\u03bf<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n\u0397 \u0392\u03c5\u03b6\u03b1\u03bd\u03c4\u03b9\u03bd\u03ae \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03ae \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03bf\u03ba\u03c4\u03ac\u03b2\u03b1, \u03cc\u03c7\u03b9 \u03c3\u03b5 12, \u03b1\u03bb\u03bb\u03ac \u03c3\u03b5 72 \u03bc\u03cc\u03c1\u03b9\u03b1.<br \/>\n<\/div><\/div>\n\n\n\n<p class=\"has-small-font-size\">\u0395\u03af\u03bd\u03b1\u03b9 \u03b3\u03b5\u03bd\u03b9\u03ba\u03ce\u03c2 \u03b1\u03c0\u03bf\u03b4\u03b5\u03ba\u03c4\u03cc \u03cc\u03c4\u03b9 \u03c4\u03bf \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03b1\u03ba\u03bf\u03cd\u03b3\u03b5\u03c4\u03b1\u03b9 \u03c0\u03b9\u03bf \u00ab\u03b5\u03c5\u03c7\u03ac\u03c1\u03b9\u03c3\u03c4\u03b1\u00bb \u03c3\u03c4\u03b1 \u03b1\u03c5\u03c4\u03b9\u03ac \u03bc\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 <em>\u03c0\u03ad\u03bc\u03c0\u03c4\u03b7 \u03ba\u03b1\u03b8\u03b1\u03c1\u03ae<\/em>, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 7 \u03b7\u03bc\u03b9\u03c4\u03bf\u03bd\u03af\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03cd\u03bf \u03bd\u03bf\u03c4\u03ce\u03bd i \u03ba\u03b1\u03b9 j. \u03a3\u03c4\u03bf \u03b5\u03b9\u03ba\u03bf\u03bd\u03b9\u03ba\u03cc \u03c0\u03b9\u03ac\u03bd\u03bf, \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9, \u03b1\u03bd \u03b7 \u03bd\u03cc\u03c4\u03b1 i \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 C (\u03b2\u03bb. \u039d\u03c4\u03bf) \u03c0\u03bf\u03b9\u03b1 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03bd\u03cc\u03c4\u03b1 j;<\/p>\n\n\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>\u0391\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n\u039c\u03b5\u03c4\u03c1\u03ac\u03bc\u03b5 7 (\u03bb\u03b5\u03c5\u03ba\u03ac \u03ba\u03b1\u03b9 \u03bc\u03b1\u03cd\u03c1\u03b1) \u03c0\u03bb\u03ae\u03ba\u03c4\u03c1\u03b1 \u03be\u03b5\u03ba\u03b9\u03bd\u03ce\u03bd\u03c4\u03b1\u03c2 \u03b1\u03bc\u03ad\u03c3\u03c9\u03c2 \u03bc\u03b5\u03c4\u03ac \u03c4\u03bf \u03c0\u03bb\u03ae\u03ba\u03c4\u03c1\u03bf \u03ba\u03b1\u03b9 C \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9:<br \/>\n<span class=\"katex-eq\" data-katex-display=\"true\"> j = G <\/span>\n\u03a0\u03b1\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03cd\u03c3\u03c4\u03b5\u03c1\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03b5\u03b9\u03ba\u03bf\u03bd\u03b9\u03ba\u03cc \u03c0\u03b9\u03ac\u03bd\u03bf \u03c4\u03b9\u03c2 \u03b4\u03cd\u03bf \u03bd\u03cc\u03c4\u03b5\u03c2 C (\u039d\u03c4\u03bf) \u03ba\u03b1\u03b9 G (\u03a3\u03bf\u03bb), \u03c4\u03b7 \u03bc\u03af\u03b1 \u03bc\u03b5\u03c4\u03ac \u03c4\u03b7\u03bd \u03ac\u03bb\u03bb\u03b7.<br \/>\n<\/div><\/div>\n\n\n\n<p class=\"has-small-font-size\">\u0397 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c3\u03c5\u03c7\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03bd\u03bf\u03c4\u03ce\u03bd \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7:<\/p>\n\n\n\n<p class=\"has-small-font-size\"><span class=\"katex-eq\" data-katex-display=\"true\"> f_{j} = 2^{(7\/12)} \\cdot f_{i} <\/span>    <\/p>\n\n\n\n<p class=\"has-small-font-size\">\u039c\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 2<sup>(7\/12)<\/sup> = 1,498. \u03a0\u03c1\u03bf\u03c3\u03b5\u03b3\u03b3\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae 1,5 \u03ae \u03b1\u03bb\u03bb\u03b9\u03ce\u03c2 3\/2.<\/p>\n\n\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>\u039b\u03af\u03b3\u03b1 \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03b1\u03ba\u03cc\u03bc\u03b1 \u03b3\u03b9\u03b1 \u03c3\u03b1\u03c6\u03ae\u03bd\u03b5\u03b9\u03b1<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n\u03a0\u03b9\u03bf \u03b1\u03c0\u03bb\u03ac \u03bb\u03bf\u03b9\u03c0\u03cc\u03bd \u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03c3\u03c5\u03c7\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03b1\u03c0\u03bf\u03c4\u03c5\u03c0\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c9\u03c2 \u03b5\u03be\u03ae\u03c2:<br \/>\n<span class=\"katex-eq\" data-katex-display=\"true\"> f_{j} = 1,5 \\cdot f_{i} =  \\frac{3}{2} \\cdot f_i  <\/span>\n\u0386\u03c1\u03b1:<br \/>\n<span class=\"katex-eq\" data-katex-display=\"true\"> 2 f_{j} =  3 f_i  <\/span>\n<\/div><\/div>\n\n\n\n<p class=\"has-small-font-size\">\u0386\u03c1\u03b1, \u03c0\u03c1\u03bf\u03c3\u03b5\u03b3\u03b3\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac, \u03b1\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03b4\u03cd\u03bf \u03bd\u03cc\u03c4\u03b5\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03bc\u03af\u03b1 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03b1\u03bd\u03b1\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 3:2 (\u03b4\u03b9\u03b1\u03b2\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9: \u00ab\u03c4\u03c1\u03af\u03b1 <em>\u03c0\u03c1\u03bf\u03c2<\/em> \u03b4\u03cd\u03bf\u00bb). <\/p>\n\n\n\n<p class=\"has-small-font-size\">\u0391\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03b1, \u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc 6 \u03b7\u03bc\u03b9\u03c4\u03cc\u03bd\u03b9\u03b1 (= 3 \u03c4\u03cc\u03bd\u03bf\u03b9) \u03bb\u03ad\u03b3\u03b5\u03c4\u03b1\u03b9 \u03c4\u03c1\u03af\u03c4\u03bf\u03bd\u03bf \u03ba\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ac \u03b3\u03b5\u03bd\u03b9\u03ba\u03ae \u03c0\u03b1\u03c1\u03b1\u03b4\u03bf\u03c7\u03ae \u03b8\u03b5\u03c9\u03c1\u03b5\u03af\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03b7\u03c7\u03b5\u03af \u00ab\u03b4\u03c5\u03c3\u03ac\u03c1\u03b5\u03c3\u03c4\u03b1\u00bb. \u039c\u03ac\u03bb\u03b9\u03c3\u03c4\u03b1 \u03c0\u03c1\u03b9\u03bd \u03b1\u03c0\u03cc \u03b1\u03b9\u03ce\u03bd\u03b5\u03c2 \u03b5\u03af\u03c7\u03b5 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b5\u03af \u03ba\u03b1\u03b9 \u03c9\u03c2 <em>diabolus in musica<\/em> (\u03c3\u03c4\u03b1 \u03b5\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03ac <em>\u03c4\u03c1\u03af\u03c4\u03bf\u03bd\u03bf \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b2\u03cc\u03bb\u03bf\u03c5<\/em>) \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ae\u03c4\u03b1\u03bd \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03bf \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03bf\u03c7\u03b8\u03b7\u03c1\u03af\u03b1. <\/p>\n\n\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>\u039c\u03cd\u03b8\u03bf\u03b9 \u03ba\u03b1\u03b9 \u03b1\u03bb\u03ae\u03b8\u03b5\u03b9\u03b5\u03c2<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n\u0388\u03bd\u03b1\u03c2 \u03bc\u03cd\u03b8\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03ba\u03c5\u03ba\u03bb\u03bf\u03c6\u03bf\u03c1\u03b5\u03af \u03b5\u03af\u03bd\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03ba\u03ac\u03c0\u03bf\u03c4\u03b5 \u03b1\u03c0\u03b1\u03b3\u03bf\u03c1\u03b5\u03c5\u03cc\u03c4\u03b1\u03bd \u03bd\u03b1 \u03c0\u03b1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03af\u03c4\u03bf\u03bd\u03bf \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03bf\u03bb\u03b9\u03ba\u03ae \u03b5\u03ba\u03ba\u03bb\u03b7\u03c3\u03af\u03b1 \u03b3\u03b9\u03b1\u03c4\u03af, \u03c5\u03c0\u03bf\u03c4\u03af\u03b8\u03b5\u03c4\u03b1\u03b9, \u03cc\u03c4\u03b9 \u03c3\u03c7\u03b5\u03c4\u03b9\u03b6\u03cc\u03c4\u03b1\u03bd \u03bc\u03b5 \u03c4\u03bf\u03bd \u03b4\u03b9\u03ac\u03b2\u03bf\u03bb\u03bf. \u0391\u03c5\u03c4\u03cc \u03b4\u03b5\u03bd \u03b9\u03c3\u03c7\u03cd\u03b5\u03b9! \u03a4\u03bf \u03c4\u03c1\u03af\u03c4\u03bf\u03bd\u03bf \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03c4\u03b1\u03bd \u03b1\u03ba\u03cc\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03c7\u03c1\u03b9\u03c3\u03c4\u03bf\u03c5\u03b3\u03b5\u03bd\u03bd\u03b9\u03ac\u03c4\u03b9\u03ba\u03bf\u03c5\u03c2 \u03b5\u03ba\u03ba\u03bb\u03b7\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03cd\u03bc\u03bd\u03bf\u03c5\u03c2. \u038c\u03bd\u03c4\u03c9\u03c2, \u03ba\u03b1\u03c4\u03ac \u03ba\u03b1\u03bd\u03cc\u03bd\u03b1 \u03b8\u03b5\u03c9\u03c1\u03bf\u03cd\u03c4\u03b1\u03bd \u03b4\u03c5\u03c3\u03b1\u03c1\u03bc\u03bf\u03bd\u03b9\u03ba\u03cc (\u03ae \u00ab\u03b4\u03b9\u03ac\u03c6\u03c9\u03bd\u03bf\u00bb) \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03ba\u03c1\u03b9\u03bd\u03cc\u03c4\u03b1\u03bd \u03cc\u03c4\u03b9 \u03ae\u03c4\u03b1\u03bd \u03b4\u03cd\u03c3\u03ba\u03bf\u03bb\u03bf \u03bd\u03b1 \u03c4\u03c1\u03b1\u03b3\u03bf\u03c5\u03b4\u03b7\u03b8\u03b5\u03af. \u0388\u03c4\u03c3\u03b9, \u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ae\u03c4\u03b1\u03bd \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03c3\u03c0\u03ac\u03bd\u03b9\u03b1.<br \/>\n<\/div><\/div>\n\n\n\n<p class=\"has-small-font-size\">\u0397 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c3\u03c5\u03c7\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03b3\u03b9\u03b1 \u03b4\u03cd\u03bf \u03bd\u03cc\u03c4\u03b5\u03c2 \u03b1\u03c5\u03c4\u03bf\u03cd \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2; <\/p>\n\n\n\n<p class=\"has-small-font-size\"><span class=\"katex-eq\" data-katex-display=\"true\"> f_{j} = 2^{(6\/12)} \\cdot f_{i} = \\sqrt{2} \\cdot f_i <\/span>\n\n\n\n<p class=\"has-small-font-size\">\u039a\u03ac\u03c4\u03b9 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b1\u03c2 \u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03b3\u03b5\u03b3\u03bf\u03bd\u03cc\u03c2 \u03cc\u03c4\u03b9 \u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u221a2 \u03b5\u03af\u03bd\u03b1\u03b9 <em>\u03ac\u03c1\u03c1\u03b7\u03c4\u03bf\u03c2<\/em>. \u0386\u03c1\u03c1\u03b7\u03c4\u03bf\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u03b9 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03af \u03c0\u03bf\u03c5 \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b3\u03c1\u03b1\u03c6\u03bf\u03cd\u03bd \u03bc\u03b5 \u03c4\u03b7\u03bd \u03bc\u03bf\u03c1\u03c6\u03ae \u03ba\u03bb\u03ac\u03c3\u03bc\u03b1\u03c4\u03bf\u03c2. \u0391\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03b1, \u03b5\u03be \u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd \u03ba\u03ac\u03b8\u03b5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03b1\u03c3\u03c4\u03b1\u03b8\u03b5\u03af \u03c3\u03b1\u03bd \u03ba\u03bb\u03ac\u03c3\u03bc\u03b1 (\u03c0.\u03c7. \u03c4\u03bf 1,5) \u03b5\u03af\u03bd\u03b1\u03b9 <em>\u03c1\u03b7\u03c4\u03cc\u03c2<\/em>. <\/p>\n\n\n\n<p class=\"has-small-font-size\">\u0391\u03c5\u03c4\u03ae \u03b7 \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03bc\u03ac\u03c2 \u03bf\u03b4\u03b7\u03b3\u03b5\u03af \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03c3\u03b1 <strong>\u03c5\u03c0\u03cc\u03b8\u03b5\u03c3\u03b7<\/strong>: \u03cc\u03c4\u03b9 \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03bc\u03b9\u03b1 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03b1\u03bd\u03b1\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03c3\u03c5\u03c7\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03c0\u03bf\u03c5 \u03b5\u03ba\u03c6\u03c1\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9, <strong>\u03ad\u03c3\u03c4\u03c9 \u03c0\u03c1\u03bf\u03c3\u03b5\u03b3\u03b3\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac<\/strong>,  \u03bc\u03b5 \u03c1\u03b7\u03c4\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b7\u03c7\u03b5\u03af \u00ab\u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b1\u00bb \u03b1\u03c0\u03cc \u03cc,\u03c4\u03b9 \u03bc\u03b5 \u03ad\u03bd\u03b1\u03bd \u03ac\u03c1\u03c1\u03b7\u03c4\u03bf. \u0397 \u03c3\u03ba\u03ad\u03c8\u03b7 \u03b1\u03c5\u03c4\u03ae \u03b5\u03bd\u03b9\u03c3\u03c7\u03cd\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03ac\u03bb\u03bb\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03b8\u03b5\u03c9\u03c1\u03b5\u03af\u03c4\u03b1\u03b9 <em>\u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03bf<\/em>, \u03b1\u03c5\u03c4\u03cc \u03c4\u03b7\u03c2 \u03bc\u03b5\u03af\u03b6\u03bf\u03bd\u03bf\u03c2 \u03c4\u03c1\u03af\u03c4\u03b7\u03c2 (\u03ae \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03c4\u03c1\u03af\u03c4\u03b7\u03c2) \u03c0\u03bf\u03c5 \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc 4 \u03b7\u03bc\u03b9\u03c4\u03cc\u03bd\u03b9\u03b1. \u03a0\u03bf\u03b9\u03bf\u03c2 \u03c4\u03cd\u03c0\u03bf\u03c2 \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03b5\u03b9 \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7; <\/p>\n\n\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>\u0391\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\"> <\/p>\n<span class=\"katex-eq\" data-katex-display=\"true\"> f_{j} = 2^{(4\/12)} \\cdot f_{i} \\approx 1.26 f_i = \\frac{5}{4} f_i <\/span>  <\/p>\n<p>\u0386\u03c1\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b9\u03b1 \u03c3\u03c7\u03ad\u03c3\u03b7 5:4.<br \/>\n<\/div><\/div>\n\n\n\n<h3>\u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac, \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9&#8230; \u03c3\u03c5\u03bd\u03b1\u03af\u03c3\u03b8\u03b7\u03bc\u03b1<\/h3>\n\n\n\n<p class=\"has-small-font-size\">\u0393\u03b9\u03b1\u03c4\u03af \u03cc\u03bc\u03c9\u03c2 \u03bd\u03b1 \u03c0\u03b1\u03af\u03b6\u03b5\u03b9 \u03c4\u03cc\u03c3\u03bf \u03ba\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03c1\u03cc\u03bb\u03bf \u03b7 \u03b4\u03b9\u03ac\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c1\u03b7\u03c4\u03bf\u03cd \u03ba\u03b1\u03b9 \u03ac\u03c1\u03c1\u03b7\u03c4\u03bf\u03c5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd \u03c3\u03c4\u03b7 \u03c3\u03c5\u03c7\u03bd\u03bf\u03c4\u03b9\u03ba\u03ae \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b4\u03b9\u03b1\u03c3\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd; \u0394\u03b5\u03bd \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03c4\u03af\u03c0\u03bf\u03c4\u03b5 \u03c4\u03bf \u00ab\u03bc\u03b1\u03b3\u03b9\u03ba\u03cc\u00bb \u03c0\u03af\u03c3\u03c9 \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03c6\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf. \u0391\u03c2 \u03c0\u03ac\u03c1\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03c4\u03bf \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03c4\u03b7\u03c2 5\u03b7\u03c2 \u03ba\u03b1\u03b8\u03b1\u03c1\u03ae\u03c2. \u03a3\u03c4\u03bf \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd \u03a3\u03c5\u03bd\u03b8\u03b5\u03c4\u03b7\u03c4\u03ae\u03c2 \u0389\u03c7\u03c9\u03bd \u03c4\u03b7\u03c2 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b1\u03c2  <a href=\"https:\/\/workbench.imuscica.eu\/\">iMuSciCa<\/a>, \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03bf\u03cd\u03bc\u03b5 \u03b4\u03cd\u03bf \u03b5\u03b9\u03ba\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c0\u03b7\u03b3\u03ad\u03c2 \u03c4\u03b1\u03bb\u03ac\u03bd\u03c4\u03c9\u03c3\u03b7\u03c2: \u03bc\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bd\u03cc\u03c4\u03b1 \u039d\u03c4\u03bf (262 Hz) \u03ba\u03b1\u03b9 \u03bc\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03a3o\u03bb (392 Hz).<\/p>\n\n\n\n<div class=\"wp-block-jetpack-slideshow aligncenter\" data-effect=\"slide\"><div class=\"wp-block-jetpack-slideshow_container swiper-container\"><ul class=\"wp-block-jetpack-slideshow_swiper-wrapper swiper-wrapper\"><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" width=\"1024\" height=\"619\" alt=\"\" class=\"wp-block-jetpack-slideshow_image wp-image-1139\" data-id=\"1139\" src=\"https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_0.png?resize=1024%2C619&#038;ssl=1\" srcset=\"https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_0.png?resize=1024%2C619&amp;ssl=1 1024w, https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_0.png?resize=300%2C181&amp;ssl=1 300w, https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_0.png?resize=768%2C465&amp;ssl=1 768w, https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_0.png?w=1058&amp;ssl=1 1058w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-recalc-dims=\"1\" \/><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">\u039a\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ae \u03c4\u03bf\u03c5 \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03bf\u03c5 \u03ba\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b1\u03bd \u03bf\u03b9 \u03bd\u03cc\u03c4\u03b5\u03c2 \u039d\u03c4\u03bf \u03ba\u03b1\u03b9 \u03a3\u03bf\u03bb \u03c0\u03b1\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c4\u03b1\u03c5\u03c4\u03cc\u03c7\u03c1\u03bf\u03bd\u03b1.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" width=\"1024\" height=\"619\" alt=\"\" class=\"wp-block-jetpack-slideshow_image wp-image-1140\" data-id=\"1140\" src=\"https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_1.png?resize=1024%2C619&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_1.png?resize=1024%2C619&amp;ssl=1 1024w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_1.png?resize=300%2C181&amp;ssl=1 300w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_1.png?resize=768%2C465&amp;ssl=1 768w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_1.png?w=1068&amp;ssl=1 1068w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-recalc-dims=\"1\" \/><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">\u0395\u03bc\u03c6\u03ac\u03bd\u03b9\u03c3\u03b7 \u03ba\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ae\u03c2 \u03c4\u03b7\u03c2 \u039d\u03c4\u03bf.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" width=\"1024\" height=\"618\" alt=\"\" class=\"wp-block-jetpack-slideshow_image wp-image-1141\" data-id=\"1141\" src=\"https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_2.png?resize=1024%2C618&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_2.png?resize=1024%2C618&amp;ssl=1 1024w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_2.png?resize=300%2C181&amp;ssl=1 300w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_2.png?resize=768%2C464&amp;ssl=1 768w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/sound_2.png?w=1072&amp;ssl=1 1072w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-recalc-dims=\"1\" \/><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">\u039a\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ae \u03c4\u03b7\u03c2 \u03a3\u03bf\u03bb.<\/figcaption><\/figure><\/li><\/ul><a class=\"wp-block-jetpack-slideshow_button-prev swiper-button-prev swiper-button-white\" role=\"button\"><\/a><a class=\"wp-block-jetpack-slideshow_button-next swiper-button-next swiper-button-white\" role=\"button\"><\/a><a aria-label=\"Pause Slideshow\" class=\"wp-block-jetpack-slideshow_button-pause\" role=\"button\"><\/a><div class=\"wp-block-jetpack-slideshow_pagination swiper-pagination swiper-pagination-white\"><\/div><\/div><\/div>\n\n\n\n<p class=\"has-small-font-size\">\u0398\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03ba\u03bf\u03cd\u03c4\u03b5 \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf\u03bd \u03ae\u03c7\u03bf \u03b1\u03bd \u03c0\u03b1\u03af\u03be\u03b5\u03c4\u03b5 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03b4\u03cd\u03bf \u03bd\u03cc\u03c4\u03b5\u03c2 \u03bc\u03b1\u03b6\u03af:<\/p>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"https:\/\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/nto-sol.wav\"><\/audio><\/figure>\n\n\n\n<p class=\"has-small-font-size\">\u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03ba\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ae \u03c4\u03bf\u03c5 \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03bf\u03c5 \u03ba\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 (\u03bc\u03b1\u03cd\u03c1\u03bf \u03c7\u03c1\u03ce\u03bc\u03b1) \u03b5\u03bd\u03c4\u03bf\u03c0\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03bc\u03bf\u03c4\u03af\u03b2\u03bf \u03c0\u03bf\u03c5 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03bd\u03ac \u03c4\u03b1\u03ba\u03c4\u03ac \u03b2\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03bf\u03bd \u03ac\u03be\u03bf\u03bd\u03b1 \u03a7, \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af \u03c3\u03c4\u03bf\u03bd \u03c7\u03c1\u03cc\u03bd\u03bf. \u03a0\u03b5\u03c1\u03bd\u03ce\u03bd\u03c4\u03b1\u03c2 \u03b1\u03c0\u03cc \u03b4\u03b9\u03b1\u03c6\u03ac\u03bd\u03b5\u03b9\u03b1 \u03c3\u03b5 \u03b4\u03b9\u03b1\u03c6\u03ac\u03bd\u03b5\u03b9\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03cd\u03bf \u03b5\u03c0\u03b9\u03bc\u03ad\u03c1\u03bf\u03c5\u03c2 \u03b7\u03bc\u03b9\u03c4\u03bf\u03bd\u03bf\u03b5\u03b9\u03b4\u03b5\u03af\u03c2 \u03ba\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ad\u03c2 \u03c4\u03c9\u03bd \u03bd\u03bf\u03c4\u03ce\u03bd \u039d\u03c4\u03bf \u03ba\u03b1\u03b9 \u03a3\u03bf\u03bb \u03bc\u03b5 \u03c4\u03bf \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03bf \u03ba\u03cd\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b1\u03bd \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c0\u03b1\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c4\u03b1\u03c5\u03c4\u03cc\u03c7\u03c1\u03bf\u03bd\u03b1. <\/p>\n\n\n\n<p class=\"has-small-font-size\">\u03a0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b1\u03bd\u03ac 2 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03ae\u03c8\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03bf\u03c4\u03af\u03b2\u03bf\u03c5 \u03c4\u03b7\u03c2 \u039d\u03c4\u03bf \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 1 \u03b5\u03c0\u03b1\u03bd\u03ac\u03bb\u03b7\u03c8\u03b7 \u03c4\u03bf\u03c5 \u03bc\u03bf\u03c4\u03af\u03b2\u03bf\u03c5 \u03c4\u03bf\u03c5 \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03bf\u03c5 \u03ba\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2, \u03ba\u03b1\u03b9 \u03cc\u03bc\u03bf\u03b9\u03b1 \u03b1\u03bd\u03ac 3 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03ae\u03c8\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03bf\u03c4\u03af\u03b2\u03bf\u03c5 \u03c4\u03b7\u03c2 \u03a3\u03bf\u03bb. \u039c\u03b5 \u03cc\u03c1\u03bf\u03c5\u03c2 \u03ba\u03c5\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae\u03c2 \u03bb\u03ad\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03c4\u03bf \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03bf \u03ba\u03cd\u03bc\u03b1 \u03bc\u03b1\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03b4\u03b9\u03c0\u03bb\u03ac\u03c3\u03b9\u03b1 (x2) \u03c0\u03b5\u03c1\u03af\u03bf\u03b4\u03bf \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u039d\u03c4\u03bf \u03ba\u03b1\u03b9 \u03c4\u03c1\u03b9\u03c0\u03bb\u03ac\u03c3\u03b9\u03b1 (x3) \u03b1\u03c0\u03cc \u03c4\u03b7 \u03a3\u03bf\u03bb. \u0398\u03c5\u03bc\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03b4\u03cd\u03bf \u03b1\u03c5\u03c4\u03ad\u03c2 \u03bd\u03cc\u03c4\u03b5\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c3\u03c5\u03c7\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd 3:2. \u03a0\u03c1\u03bf\u03c6\u03b1\u03bd\u03ce\u03c2, \u03b4\u03b5\u03bd \u03c0\u03c1\u03cc\u03ba\u03b5\u03b9\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03c5\u03c7\u03b1\u03af\u03bf \u03b3\u03b5\u03b3\u03bf\u03bd\u03cc\u03c2. \u039f\u03c5\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ac \u03c4\u03bf \u03bc\u03bf\u03c4\u03af\u03b2\u03bf \u03c4\u03bf\u03c5 \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03bf\u03c5 \u03ba\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ba\u03ac\u03b8\u03b5 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bd\u03b1\u03bd\u03c4\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf\u03bd \u03ac\u03be\u03bf\u03bd\u03b1 \u03a7 \u03bf\u03b9 \u03ba\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ad\u03c2 \u03c4\u03b7\u03c2 \u039d\u03c4\u03bf \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03a3\u03bf\u03bb. \u0393\u03b9\u03b1 \u03ad\u03bd\u03b1\u03bd \u03bb\u03cc\u03b3\u03bf \u03b1:\u03b2 (\u03cc\u03c0\u03bf\u03c5 \u03b1>\u03b2), \u03bf\u03b9 \u03b4\u03cd\u03bf \u03ba\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b1\u03bd\u03c4\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03ac\u03be\u03bf\u03bd\u03b1 \u03a7 \u03cc\u03c4\u03b1\u03bd \u03c4\u03bf \u03bc\u03bf\u03c4\u03af\u03b2\u03bf \u03c4\u03b7\u03c2 \u03c0\u03c1\u03ce\u03c4\u03b7\u03c2 (\u03b7 \u03bd\u03cc\u03c4\u03b1 \u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2) \u03ad\u03c7\u03b5\u03b9 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b7\u03c6\u03b8\u03b5\u03af \u03b2 \u03c6\u03bf\u03c1\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03b7\u03c2 \u03b1 \u03c6\u03bf\u03c1\u03ad\u03c2.  <\/p>\n\n\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>\u0386\u03c3\u03ba\u03b7\u03c3\u03b7<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<p>\u0394\u03bf\u03ba\u03b9\u03bc\u03ac\u03c3\u03c4\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03bf \u03a3\u03c5\u03bd\u03b8\u03b5\u03c4\u03b7\u03c4\u03ae\u03c2 \u0389\u03c7\u03c9\u03bd \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03bf \u03bc\u03bf\u03c5\u03c3\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c4\u03b7\u03c2 \u03bc\u03b5\u03af\u03b6\u03bf\u03bd\u03bf\u03c2 \u03c4\u03c1\u03af\u03c4\u03b7\u03c2. \u03a4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b1\u03c5\u03c4\u03cc, \u03cc\u03c0\u03c9\u03c2 \u03b5\u03af\u03b4\u03b1\u03bc\u03b5 \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03bf\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bb\u03cc\u03b3\u03bf 5:4. \u0394\u03b9\u03b1\u03bb\u03ad\u03be\u03b5\u03c4\u03b5 \u03c3\u03b1\u03bd \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c0\u03b7\u03b3\u03ae \u03c4\u03b1\u03bb\u03ac\u03bd\u03c4\u03c9\u03c3\u03b7\u03c2 \u03c0\u03ac\u03bb\u03b9 \u03c4\u03b7 \u03bd\u03cc\u03c4\u03b1 \u039d\u03c4\u03bf (262 Hz). \u03a0\u03bf\u03b9\u03b1 \u03bd\u03cc\u03c4\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03bf\u03c5\u03bc\u03b5 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03b5\u03bd \u03bb\u03cc\u03b3\u03c9 \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1; \u03a0\u03bf\u03b9\u03b1 \u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03b5\u03c1\u03b9\u03cc\u03b4\u03bf\u03c5 \u03ba\u03ac\u03b8\u03b5 \u03bd\u03cc\u03c4\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03bf \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03bf \u03ba\u03cd\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b1\u03bd \u03c0\u03b1\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c4\u03b1\u03c5\u03c4\u03cc\u03c7\u03c1\u03bf\u03bd\u03b1.<\/p>\n<\/div><\/div>\n\n\n\n<p class=\"has-small-font-size\">\u03a4\u03b9 \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03cc\u03bc\u03c9\u03c2 \u03b1\u03bd \u03b4\u03b5\u03bd \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03ba\u03b1\u03bd\u03ad\u03bd\u03b1 \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03bd\u03b1 \u03c3\u03c5\u03bc\u03c0\u03af\u03c0\u03c4\u03bf\u03c5\u03bd \u03c3\u03c4\u03bf\u03bd \u03ac\u03be\u03bf\u03bd\u03b1 \u03a7 \u03bf\u03b9 \u03b4\u03cd\u03bf \u03ba\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ad\u03c2;<\/p>\n\n\n\n<h3>\u03a4\u03bf \u03c4\u03c1\u03af\u03c4\u03bf\u03bd\u03bf \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b2\u03cc\u03bb\u03bf\u03c5<\/h3>\n\n\n\n<p class=\"has-small-font-size\">\u0391\u03bd \u03b1\u03bd\u03c4\u03af \u03c4\u03b7\u03c2 \u03a3\u03bf\u03bb (392 Hz) \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u03a6\u03b1# (370 Hz), \u03c4\u03cc\u03c4\u03b5 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03bf\u03c0\u03c4\u03b9\u03ba\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b1\u03ba\u03bf\u03cd\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03c4\u03c1\u03af\u03c4\u03bf\u03bd\u03bf \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b2\u03cc\u03bb\u03bf\u03c5. \u0391\u03bd \u03ba\u03bf\u03b9\u03c4\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03c0\u03c1\u03bf\u03c3\u03b5\u03ba\u03c4\u03b9\u03ba\u03ac, \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b7 \u03ba\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ae \u03b4\u03b5\u03bd \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03b6\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf \u03bc\u03bf\u03c4\u03af\u03b2\u03bf. \u0386\u03c1\u03b1 \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03bc\u03b9\u03bb\u03ac\u03bc\u03b5 \u03ba\u03b1\u03bd \u03b3\u03b9\u03b1 \u03c0\u03b5\u03c1\u03af\u03bf\u03b4\u03bf. \u03a4\u03bf \u03c0\u03b1\u03c1\u03b1\u03b3\u03cc\u03bc\u03b5\u03bd\u03bf \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03bf \u03ba\u03cd\u03bc\u03b1 \u03b4\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03bb\u03bf\u03b9\u03c0\u03cc\u03bd <em>\u03c0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03cc<\/em> \u03cc\u03c0\u03c9\u03c2 \u03c3\u03c4\u03bf \u03c0\u03c1\u03bf\u03b7\u03b3\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1. \u0395\u03b4\u03ce, \u03bf\u03b9 \u03ba\u03c5\u03bc\u03b1\u03c4\u03bf\u03bc\u03bf\u03c1\u03c6\u03ad\u03c2 \u03c4\u03b7\u03c2 \u039d\u03c4\u03bf \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03a6\u03b1# \u03b4\u03b5\u03bd \u03c3\u03c5\u03bd\u03b1\u03bd\u03c4\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf\u03bd \u03ac\u03be\u03bf\u03bd\u03b1 \u03a7. \u0397 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c3\u03c5\u03c7\u03bd\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03c4\u03bf\u03c5\u03c2 (\u03bf \u03ac\u03c1\u03c1\u03b7\u03c4\u03bf\u03c2 \u221a2) \u03b5\u03be \u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b3\u03c1\u03b1\u03c6\u03b5\u03af \u03c9\u03c2 \u03ba\u03bb\u03ac\u03c3\u03bc\u03b1!<\/p>\n\n\n\n<div class=\"wp-block-jetpack-slideshow aligncenter\" data-effect=\"slide\"><div class=\"wp-block-jetpack-slideshow_container swiper-container\"><ul class=\"wp-block-jetpack-slideshow_swiper-wrapper swiper-wrapper\"><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" width=\"1024\" height=\"632\" alt=\"\" class=\"wp-block-jetpack-slideshow_image wp-image-1175\" data-id=\"1175\" src=\"https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-15-08-40.png?resize=1024%2C632&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-15-08-40.png?resize=1024%2C632&amp;ssl=1 1024w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-15-08-40.png?resize=300%2C185&amp;ssl=1 300w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-15-08-40.png?resize=768%2C474&amp;ssl=1 768w, https:\/\/i0.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-15-08-40.png?w=1286&amp;ssl=1 1286w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-recalc-dims=\"1\" \/><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" width=\"1024\" height=\"653\" alt=\"\" class=\"wp-block-jetpack-slideshow_image wp-image-1186\" data-id=\"1186\" src=\"https:\/\/i2.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-18-36-15.png?resize=1024%2C653&#038;ssl=1\" srcset=\"https:\/\/i2.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-18-36-15.png?resize=1024%2C653&amp;ssl=1 1024w, https:\/\/i2.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-18-36-15.png?resize=300%2C191&amp;ssl=1 300w, https:\/\/i2.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-18-36-15.png?resize=768%2C490&amp;ssl=1 768w, https:\/\/i2.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/02\/Screenshot-from-2023-03-10-18-36-15.png?w=1239&amp;ssl=1 1239w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-recalc-dims=\"1\" \/><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" width=\"1024\" height=\"662\" alt=\"\" class=\"wp-block-jetpack-slideshow_image wp-image-1183\" data-id=\"1183\" src=\"https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/Screenshot-from-2023-03-10-18-36-40.png?resize=1024%2C662&#038;ssl=1\" srcset=\"https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/Screenshot-from-2023-03-10-18-36-40.png?resize=1024%2C662&amp;ssl=1 1024w, https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/Screenshot-from-2023-03-10-18-36-40.png?resize=300%2C194&amp;ssl=1 300w, https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/Screenshot-from-2023-03-10-18-36-40.png?resize=768%2C496&amp;ssl=1 768w, https:\/\/i1.wp.com\/episteamousiki.athenarc.gr\/wp-content\/uploads\/2023\/03\/Screenshot-from-2023-03-10-18-36-40.png?w=1216&amp;ssl=1 1216w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-recalc-dims=\"1\" \/><\/figure><\/li><\/ul><a class=\"wp-block-jetpack-slideshow_button-prev swiper-button-prev swiper-button-white\" role=\"button\"><\/a><a class=\"wp-block-jetpack-slideshow_button-next swiper-button-next swiper-button-white\" role=\"button\"><\/a><a aria-label=\"Pause Slideshow\" class=\"wp-block-jetpack-slideshow_button-pause\" role=\"button\"><\/a><div class=\"wp-block-jetpack-slideshow_pagination swiper-pagination swiper-pagination-white\"><\/div><\/div><\/div>\n\n\n\n<p class=\"has-small-font-size\">\u0397 \u03bc\u03b7-\u03c0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03bd \u03bb\u03cc\u03b3\u03c9 \u03ba\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03bf\u03b9\u03ac\u03b6\u03b5\u03b9 \u03cc\u03bd\u03c4\u03c9\u03c2 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03bf \u03b5\u03ba\u03b5\u03af\u03bd\u03bf \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03bf \u03c0\u03bf\u03c5 \u03ba\u03ac\u03bd\u03b5\u03b9 \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03bd\u03b1 \u03bc\u03b1\u03c2 \u00ab\u03be\u03b5\u03bd\u03af\u03b6\u03b5\u03b9\u00bb. <\/p>\n\n\n\n<h3>\u039f\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03b7 \u03b7 \u03b1\u03bb\u03ae\u03b8\u03b5\u03b9\u03b1<\/h3>\n\n\n\n<p class=\"has-small-font-size\">\u03a0\u03c1\u03b9\u03bd \u03c5\u03b9\u03bf\u03b8\u03b5\u03c4\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf 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href=\"https:\/\/episteamousiki.athenarc.gr\/index.php\/2023\/06\/27\/mathimatika-kai-mousika-diastimata-2\/?preview_id=1225&amp;preview_nonce=afa4edb9ba&amp;preview=true\">\u039c\u03ad\u03c1\u03bf\u03c2 \u0399\u0399<\/a> \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03bf\u03cd\u03c3\u03b1\u03c2 \u0394\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. \u038c\u03c0\u03c9\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf  \u03a0\u03c5\u03b8\u03b1\u03b3\u03cc\u03c1\u03b5\u03b9\u03bf \u03ba\u03bf\u03cd\u03c1\u03b4\u03b9\u03c3\u03bc\u03b1, \u03b3\u03b5\u03bd\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03b1 \u03c4\u03b1 \u03c0\u03b1\u03bb\u03b9\u03cc\u03c4\u03b5\u03c1\u03b1 \u03ba\u03bf\u03c5\u03c1\u03b4\u03af\u03c3\u03bc\u03b1\u03c4\u03b1 \u03b5\u03c0\u03ad\u03bc\u03b5\u03bd\u03b1\u03bd \u03bd\u03b1 \u03bf\u03c1\u03af\u03b6\u03bf\u03c5\u03bd \u03b1\u03c5\u03c3\u03c4\u03b7\u03c1\u03ac \u03c4\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c9\u03c2 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