{"id":9303,"date":"2015-06-06T01:45:16","date_gmt":"2015-06-06T05:45:16","guid":{"rendered":"http:\/\/bangla.salearningschool.com\/?p=9303"},"modified":"2015-11-10T08:42:47","modified_gmt":"2015-11-10T13:42:47","slug":"%e0%a6%8f%e0%a6%a8%e0%a6%be%e0%a6%b2%e0%a6%97-%e0%a6%9f%e0%a7%8d%e0%a6%b0%e0%a6%be%e0%a6%a8%e0%a7%8d%e0%a6%b8%e0%a6%ae%e0%a6%bf%e0%a6%b6%e0%a6%a8","status":"publish","type":"post","link":"http:\/\/bangla.sitestree.com\/?p=9303","title":{"rendered":"\u09a1\u09c7\u099f\u09be \u0995\u09ae\u09bf\u0989\u09a8\u09bf\u0995\u09c7\u09b6\u09a8 \u0993 \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0 \u09a8\u09c7\u099f\u0993\u09af\u09bc\u09be\u09b0\u09cd\u0995 : \u098f\u09a8\u09be\u09b2\u0997 \u099f\u09cd\u09b0\u09be\u09a8\u09cd\u09b8\u09ae\u09bf\u09b6\u09a8 : (DCN &#8211; Analog Transmission)"},"content":{"rendered":"<p><strong>\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 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\u09ab\u09cd\u09b0\u09bf\u0995\u09cb\u09df\u09c7\u09a8\u09cd\u09b8\u09bf \u09ab\u09bf\u09b2\u09cd\u099f\u09be\u09b0\u09bf\u0982 \u0993 \u0985\u09a4\u09bf\u0995\u09cd\u09b0\u09ae \u0995\u09b0\u09be\u09a8\u09cb \u09b9\u09df\u0964<\/li>\n<li><strong>\u09b2\u09cb \u09aa\u09be\u09b8\u0983<\/strong> \u09b2\u09cb \u09aa\u09be\u09b8 \u098f\u0995\u09a7\u09b0\u09a8\u09c7\u09b0 \u09ab\u09bf\u09b2\u09cd\u099f\u09be\u09b0 \u09af\u09be\u09b0 \u09ae\u09a7\u09cd\u09af \u09a6\u09bf\u09df\u09c7 \u0995\u09ae \u09ab\u09cd\u09b0\u09bf\u0995\u09cb\u09df\u09c7\u09a8\u09cd\u09b8\u09bf\u09b0 \u09b8\u09bf\u0997\u09a8\u09cd\u09af\u09be\u09b2 \u09aa\u09cd\u09b0\u09c7\u09b0\u09bf\u09a4 \u09b9\u09df\u0964<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>\u09a1\u09bf\u099c\u09bf\u099f\u09be\u09b2 \u09a5\u09c7\u0995\u09c7 \u098f\u09a8\u09b2\u0997\u09c7 \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0<\/h2>\n<p>\u09af\u0996\u09a8 \u098f\u0995 \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0 \u09a5\u09c7\u0995\u09c7 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src=\"https:\/\/i0.wp.com\/www.tutorialspoint.com\/data_communication_computer_network\/images\/frequency_shift_keying.jpg?resize=515%2C296\" alt=\"\u09ab\u09cd\u09b0\u09bf\u0995\u09cb\u09df\u09c7\u09a8\u09cd\u09b8\u09bf \u09b6\u09bf\u09ab\u099f \u0995\u09c0\u0987\u0982\" width=\"515\" height=\"296\" \/><\/p>\n<ul>\n<li><strong>\u09ab\u09c7\u099c \u09b6\u09bf\u09ab\u099f \u0995\u09c0\u0987\u0982\u0983<\/strong> \u098f\u0987 \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09df\u09be\u09df \u09ae\u09c2\u09b2 \u0995\u09cd\u09af\u09be\u09b0\u09bf\u09df\u09be\u09b0 \u09b8\u09bf\u0997\u09a8\u09cd\u09af\u09be\u09b2\u09c7\u09b0 \u09ab\u09c7\u099c \u09ac\u09be\u0987\u09a8\u09be\u09b0\u09bf \u09a1\u09be\u099f\u09be \u09aa\u09cd\u09b0\u09a6\u09b0\u09cd\u09b6\u09a8\u09c7\u09b0 \u0989\u09a6\u09cd\u09a6\u09c7\u09b6\u09c7 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09bf\u09a4 \u09b9\u09df\u0964<\/li>\n<\/ul>\n<p style=\"padding-left: 30px;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/www.tutorialspoint.com\/data_communication_computer_network\/images\/phase_shift_keying.jpg?resize=515%2C297\" alt=\"\u09ab\u09c7\u099c \u09b6\u09bf\u09ab\u099f \u0995\u09c0\u0987\u0982\" width=\"515\" height=\"297\" \/><\/p>\n<ul>\n<li><strong>\u0995\u09cb\u09df\u09be\u09a1\u09cd\u09b0\u09c7\u099a\u09be\u09b0 \u09ab\u09c7\u099c \u09b6\u09bf\u09ab\u099f \u0995\u09c0\u0987\u0982\u0983 <\/strong>\u0995\u09cb\u09df\u09be\u09a1\u09cd\u09b0\u09c7\u099a\u09be\u09b0 \u09ab\u09c7\u099c \u09b6\u09bf\u09ab\u099f \u0995\u09c0\u0987\u0982 \u09a6\u09c1\u099f\u09bf \u09ac\u09be\u0987\u09a8\u09be\u09b0\u09bf \u09a1\u09bf\u099c\u09bf\u099f \u098f\u0995\u09b8\u09be\u09a5\u09c7 \u09aa\u09cd\u09b0\u09a6\u09b0\u09cd\u09b6\u09a8\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09ab\u09c7\u099c\u0995\u09c7 \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0\u09bf\u09a4 \u0995\u09b0\u09c7\u0964 \u098f\u099f\u09bf 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\u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8 \u09aa\u09cd\u09b0\u09df\u09cb\u099c\u09a8 \u09b9\u09df\u0964 \u098f\u099f\u09bf \u09a4\u09bf\u09a8\u09ad\u09be\u09ac\u09c7 \u09b9\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7,<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/www.tutorialspoint.com\/data_communication_computer_network\/images\/analog_modulation.jpg?resize=546%2C113\" alt=\"\u098f\u09a8\u09be\u09b2\u0997 \u09a5\u09c7\u0995\u09c7 \u098f\u09a8\u09b2\u0997\u09c7 \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0\" width=\"546\" height=\"113\" \/><\/p>\n<ul>\n<li><strong>\u098f\u09ae\u09aa\u09cd\u09b2\u09bf\u099a\u09bf\u0989\u09a1 \u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8\u0983<\/strong> \u098f\u0987 \u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09df\u09be\u09df \u0995\u09cd\u09af\u09be\u09b0\u09bf\u09df\u09be\u09b0 \u09b8\u09bf\u0997\u09a8\u09cd\u09af\u09be\u09b2\u09c7\u09b0 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\u0995\u09cd\u09af\u09be\u09b0\u09bf\u09df\u09be\u09b0 \u09b8\u09bf\u0997\u09a8\u09cd\u09af\u09be\u09b2\u09c7\u09b0 \u09ab\u09cd\u09b0\u09bf\u0995\u09cb\u09df\u09c7\u09a8\u09cd\u09b8\u09bf \u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8\u09c7\u09b0 \u09ad\u09cb\u09b2\u09cd\u099f\u09c7\u099c \u09b2\u09c7\u09ad\u09c7\u09b2\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8(\u098f\u09a8\u09be\u09b2\u0997 \u09a1\u09be\u099f\u09be)\u09aa\u09cd\u09b0\u09a6\u09b0\u09cd\u09b6\u09a8\u09c7\u09b0 \u0989\u09a6\u09cd\u09a6\u09c7\u09b6\u09c7 \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0\u09bf\u09a4 \u09b9\u09df\u0964<\/li>\n<\/ul>\n<p style=\"padding-left: 30px;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/www.tutorialspoint.com\/data_communication_computer_network\/images\/frequency_modulation.jpg?resize=501%2C584\" alt=\"\u09ab\u09cd\u09b0\u09bf\u0995\u09cb\u09df\u09c7\u09a8\u09cd\u09b8\u09bf \u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8\" width=\"501\" height=\"584\" \/><\/p>\n<ul>\n<li><strong>\u09ab\u09c7\u099c \u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8\u0983<\/strong> \u098f\u0987 \u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8 \u09aa\u09cd\u09b0\u0995\u09cd\u09b0\u09bf\u09df\u09be\u09df \u0995\u09cd\u09af\u09be\u09b0\u09bf\u09df\u09be\u09b0 \u09b8\u09bf\u0997\u09a8\u09cd\u09af\u09be\u09b2\u09c7\u09b0 \u09ab\u09c7\u099c \u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8\u09c7\u09b0 \u09ad\u09cb\u09b2\u09cd\u099f\u09c7\u099c \u09b2\u09c7\u09ad\u09c7\u09b2\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09a8(\u098f\u09a8\u09be\u09b2\u0997 \u09a1\u09be\u099f\u09be)\u09aa\u09cd\u09b0\u09a6\u09b0\u09cd\u09b6\u09a8\u09c7\u09b0 \u0989\u09a6\u09cd\u09a6\u09c7\u09b6\u09c7 \u09aa\u09b0\u09bf\u09ac\u09b0\u09cd\u09a4\u09bf\u09a4 \u09b9\u09df\u0964<\/li>\n<\/ul>\n<p style=\"padding-left: 30px;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/www.tutorialspoint.com\/data_communication_computer_network\/images\/phase_modulation.jpg?resize=501%2C584\" alt=\"\u09ab\u09c7\u099c \u09ae\u09a1\u09c1\u09b2\u09c7\u09b6\u09a8\" width=\"501\" height=\"584\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae &nbsp; \u098f\u09a8\u09be\u09b2\u0997 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u09a1\u09be\u099f\u09be \u09aa\u09cd\u09b0\u09c7\u09b0\u09a3 \u0995\u09b0\u09a4\u09c7 \u09b9\u09b2\u09c7 \u09a1\u09be\u099f\u09be\u0995\u09c7 \u098f\u09a8\u09be\u09b2\u0997 \u09b8\u09bf\u0997\u09a8\u09cd\u09af\u09be\u09b2\u09c7 \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0\u09bf\u09a4 \u0995\u09b0\u09c7 \u09a8\u09bf\u09a4\u09c7 \u09b9\u09df\u0964 \u09a1\u09be\u099f\u09be \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09c7 \u09a6\u09c1\u099f\u09bf \u09ac\u09bf\u09b7\u09df \u09b9\u09df\u09c7 \u09a5\u09be\u0995\u09c7, \u09ac\u09cd\u09af\u09be\u09a8\u09cd\u09a1\u09aa\u09be\u09b8\u0983 \u09ab\u09bf\u09b2\u09cd\u099f\u09be\u09b0\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u099a\u09be\u09b9\u09bf\u09a6\u09be\u09ae\u09a4 \u09ab\u09cd\u09b0\u09bf\u0995\u09cb\u09df\u09c7\u09a8\u09cd\u09b8\u09bf \u09ab\u09bf\u09b2\u09cd\u099f\u09be\u09b0\u09bf\u0982 \u0993 \u0985\u09a4\u09bf\u0995\u09cd\u09b0\u09ae \u0995\u09b0\u09be\u09a8\u09cb \u09b9\u09df\u0964 \u09b2\u09cb \u09aa\u09be\u09b8\u0983 \u09b2\u09cb \u09aa\u09be\u09b8 \u098f\u0995\u09a7\u09b0\u09a8\u09c7\u09b0 \u09ab\u09bf\u09b2\u09cd\u099f\u09be\u09b0 \u09af\u09be\u09b0 \u09ae\u09a7\u09cd\u09af \u09a6\u09bf\u09df\u09c7 \u0995\u09ae \u09ab\u09cd\u09b0\u09bf\u0995\u09cb\u09df\u09c7\u09a8\u09cd\u09b8\u09bf\u09b0 \u09b8\u09bf\u0997\u09a8\u09cd\u09af\u09be\u09b2 \u09aa\u09cd\u09b0\u09c7\u09b0\u09bf\u09a4 \u09b9\u09df\u0964 &nbsp; \u09a1\u09bf\u099c\u09bf\u099f\u09be\u09b2 \u09a5\u09c7\u0995\u09c7 \u098f\u09a8\u09b2\u0997\u09c7 \u09b0\u09c2\u09aa\u09be\u09a8\u09cd\u09a4\u09b0 \u09af\u0996\u09a8 \u098f\u0995 &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"http:\/\/bangla.sitestree.com\/?p=9303\">Continue reading<\/a><\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[896],"tags":[1009,894,1008,892,891,417,1662],"class_list":["post-9303","post","type-post","status-publish","format-standard","hentry","category-896","tag-analog","tag-dcn","tag-1008","tag-892","tag-891","tag-417","tag-1662","item-wrap"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":9299,"url":"http:\/\/bangla.sitestree.com\/?p=9299","url_meta":{"origin":9303,"position":0},"title":"\u09a1\u09c7\u099f\u09be \u0995\u09ae\u09bf\u0989\u09a8\u09bf\u0995\u09c7\u09b6\u09a8 \u0993 \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0 \u09a8\u09c7\u099f\u0993\u09af\u09bc\u09be\u09b0\u09cd\u0995 : \u09ab\u09bf\u099c\u09bf\u0995\u09be\u09b2 \u09b2\u09c7\u09df\u09be\u09b0 : \u09ad\u09c2\u09ae\u09bf\u0995\u09be (DCN &#8211; Physical Layer Introduction)","author":"Author-Check- Article-or-Video","date":"June 6, 2015","format":false,"excerpt":"\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae \u00a0 \u0993\u098f\u09b8\u0986\u0987 \u09ae\u09a1\u09c7\u09b2\u09c7 \u09ab\u09bf\u099c\u09bf\u0995\u09be\u09b2 \u09b2\u09c7\u09df\u09be\u09b0 \u09ae\u09c2\u09b2 \u09b9\u09be\u09b0\u09cd\u09a1\u0993\u09df\u09be\u09b0 \u0993 \u09b8\u09bf\u0997\u09a8\u09be\u09b2\u09bf\u0982 \u0995\u09cc\u09b6\u09b2\u09c7\u09b0 \u09b8\u09ae\u09a8\u09cd\u09ac\u09df \u09b8\u09be\u09a7\u09a8\u09c7 \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u09ad\u09c2\u09ae\u09bf\u0995\u09be \u09aa\u09be\u09b2\u09a8 \u0995\u09b0\u09c7, \u0993\u098f\u09b8\u0986\u0987 \u09ae\u09a1\u09c7\u09b2\u09c7 \u09ab\u09bf\u099c\u09bf\u0995\u09be\u09b2 \u09b2\u09c7\u09df\u09be\u09b0\u0987 \u098f\u0995\u09ae\u09be\u09a4\u09cd\u09b0 \u09b2\u09c7\u09df\u09be\u09b0 \u09af\u09c7\u099f\u09bf \u09a6\u09c1\u099f\u09bf \u09ad\u09bf\u09a8\u09cd\u09a8 \u09b7\u09cd\u099f\u09c7\u09b6\u09a8\u09c7\u09b0 \u09ac\u09b8\u09cd\u09a4\u09c1\u0997\u09a4 \u09af\u09cb\u0997\u09be\u09af\u09cb\u0997 \u09a8\u09bf\u09df\u09c7 \u0995\u09be\u099c \u0995\u09b0\u09c7\u0964 \u098f\u0987 \u09b2\u09c7\u09df\u09be\u09b0 \u09b9\u09be\u09b0\u09cd\u09a1\u0993\u09df\u09be\u09b0 \u0987\u0995\u09c1\u0987\u09aa\u09ae\u09c7\u09a8\u09cd\u099f, \u0995\u09cd\u09af\u09be\u09ac\u09b2\u09bf\u0982, \u0993\u09df\u09be\u09b0\u09bf\u0982 \u098f\u09ac\u0982 \u09ac\u09be\u0987\u09a8\u09be\u09b0\u09bf \u09b8\u09bf\u0997\u09a8\u09cd\u09af\u09be\u09b2 \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09aa\u09cd\u09b0\u09df\u09cb\u099c\u09a8\u09c0\u09df \u09aa\u09be\u09b2\u09b8 \u0993 \u09ab\u09cd\u09b0\u09bf\u0995\u09cb\u09df\u09c7\u09a8\u09cd\u09b8\u09bf \u09ac\u09bf\u09ac\u09c3\u09a4\u2026","rel":"","context":"In &quot;\u09a1\u09c7\u099f\u09be \u0995\u09ae\u09bf\u0989\u09a8\u09bf\u0995\u09c7\u09b6\u09a8 \u0993 \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0 \u09a8\u09c7\u099f\u0993\u09af\u09bc\u09be\u09b0\u09cd\u0995&quot;","block_context":{"text":"\u09a1\u09c7\u099f\u09be \u0995\u09ae\u09bf\u0989\u09a8\u09bf\u0995\u09c7\u09b6\u09a8 \u0993 \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0 \u09a8\u09c7\u099f\u0993\u09af\u09bc\u09be\u09b0\u09cd\u0995","link":"http:\/\/bangla.sitestree.com\/?cat=896"},"img":{"alt_text":"\u09b8\u09c1\u0987\u099a\u09bf\u0982","src":"https:\/\/i0.wp.com\/www.tutorialspoint.com\/data_communication_computer_network\/images\/switching.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.tutorialspoint.com\/data_communication_computer_network\/images\/switching.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.tutorialspoint.com\/data_communication_computer_network\/images\/switching.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":9330,"url":"http:\/\/bangla.sitestree.com\/?p=9330","url_meta":{"origin":9303,"position":1},"title":"\u09a1\u09c7\u099f\u09be \u0995\u09ae\u09bf\u0989\u09a8\u09bf\u0995\u09c7\u09b6\u09a8 \u0993 \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0 \u09a8\u09c7\u099f\u0993\u09af\u09bc\u09be\u09b0\u09cd\u0995 : \u09a1\u09bf\u099c\u09bf\u099f\u09be\u09b2 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