{"id":1864,"date":"2019-02-24T18:00:41","date_gmt":"2019-02-24T16:00:41","guid":{"rendered":"http:\/\/racov.ro\/?p=1864"},"modified":"2019-12-22T09:57:59","modified_gmt":"2019-12-22T07:57:59","slug":"interfata-de-sunet-simplificata","status":"publish","type":"post","link":"https:\/\/racov.ro\/index.php\/2019\/02\/24\/interfata-de-sunet-simplificata\/","title":{"rendered":"Interfa\u021b\u0103 de sunet simplificat\u0103"},"content":{"rendered":"<p>E vorba de cuplarea audio la calculator (mic \u0219i speaker) a sta\u021biilor radio.<br \/>\nO sta\u021bie VHF, una HF \u0219i un receptor SDR pe USB.<\/p>\n<p>Construc\u021bia prezentat\u0103 <a href=\"http:\/\/racov.ro\/index.php\/2018\/03\/13\/placa-de-sunet-pe-usb-modificata\/\" target=\"_blank\" rel=\"noopener noreferrer\">aici<\/a> nu prea a dat rezultate mul\u021bumitoare.<br \/>\nPlaca asta de sunet e de slab\u0103 calitate, driverul se bloca des, am avut probleme cu mufele \u0219i contactele&#8230;<br \/>\nSolu\u021bia cea mai simpl\u0103 e cea mai bun\u0103, a\u0219a c\u0103 am aruncat (\u00een sertar) placa de sunet modificat\u0103 pe USB \u0219i am \u00eenlocuit-o cu&#8230; nimic \ud83d\ude00 .<\/p>\n<p>Am folosit \u00een loc un banal comutator pentru a selecta ce semnal (sta\u021bie) s\u0103 cuplez la calculator.<br \/>\nDin p\u0103cate nu se poate folosi un comutator basculant cu 3 pozi\u021bii, din motive evidente, deci r\u0103m\u00e2ne varianta comutator liniar sau rotativ. \u00cen plus, trebuie s\u0103 aib\u0103 2 canale (stereo \ud83d\ude42 ), ca s\u0103 comute sunetul IN \u0219i OUT odat\u0103.<br \/>\nAlegerea c\u00e2\u0219tig\u0103toare a fost <a href=\"https:\/\/www.aliexpress.com\/item\/10Pcs-SS23E04-Double-Toggle-Switch-8-Feet-3-files-shank-long-5MM-2P3T-hight-5mm-small\/32700941967.html?spm=a2g0s.9042311.0.0.42b54c4dQcv1xl\" target=\"_blank\" rel=\"noopener noreferrer\">comutator liniar<\/a> stereo cu 3 pozi\u021bii, rela\u021bia China.<br \/>\n<a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/30\/0a\/30\/300a302e50abcda26275bede4c477df5.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/30\/0a\/30\/300a302e50abcda26275bede4c477df5.jpg?resize=750%2C304&#038;ssl=1\" alt=\"\" width=\"750\" height=\"304\" \/><\/a><\/p>\n<p>10 buc\u0103\u021bi la un dolar!!!<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/65\/8b\/5c\/658b5ca9788a61818349b20464a41994.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/65\/8b\/5c\/658b5ca9788a61818349b20464a41994.jpg?resize=680%2C364&#038;ssl=1\" alt=\"\" width=\"680\" height=\"364\" \/><\/a><\/p>\n<p>Pinul comun e al treilea, cel de dup\u0103 care urmeaz\u0103 pauza, apoi pinul singuratic. Adic\u0103&#8230;<br \/>\n1. VHF<br \/>\n2. HF<br \/>\n3. Comun (spre calculator)<br \/>\npauz\u0103<br \/>\n4. SDR<\/p>\n<p>Pe un \u0219ir de pini am IN, pe cel\u0103lalt OUT.<br \/>\nCeva de genul&#8230;<br \/>\n<a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/de\/4a\/10\/de4a109839b0da3f4911ec6870c8ccdc.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/de\/4a\/10\/de4a109839b0da3f4911ec6870c8ccdc.jpg?resize=428%2C179&#038;ssl=1\" alt=\"\" width=\"428\" height=\"179\" \/><\/a><\/p>\n<p>Pentru pozi\u021bia <strong>SRD<\/strong> nu fac dec\u00e2t un <em>loopback,\u00a0<\/em>iau sunetul de ie\u0219ire \u0219i \u00eel aduc la intrare. Asta pentru c\u0103 aplica\u021biile de decodare gen MixW, WXtoImg, nu \u0219tiu s\u0103 citeasc\u0103 sunetul din sistem, ci doar de la o intrare audio, fizic\u0103.<br \/>\nTot ce intr\u0103 \u00een calculator, aud cu ajutorul monitorului HDMI, care are difuzoare \ud83d\ude0e<\/p>\n<p><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/f6\/5e\/e5\/f65ee5e12a93b8fae49d3f593c4288fc.jpg?w=840&#038;ssl=1\" \/><\/p>\n<p>Pentru a monitoriza ce emit, am pus un mic difuzor la ie\u0219irea de c\u0103\u0219ti din fa\u021b\u0103, a\u0219a c\u0103 tot ce iese din placa de sunet (\u0219i se duce spre emisie) aud la el, cu setarea asta<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/cd\/f2\/0a\/cdf20a7c1c14db0b4c42830bc1fd63a6.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/cd\/f2\/0a\/cdf20a7c1c14db0b4c42830bc1fd63a6.jpg?resize=548%2C108&#038;ssl=1\" alt=\"\" width=\"548\" height=\"108\" \/><\/a><\/p>\n<p>Comutatorul a intrat \u00eentr-o cutie de priz\u0103 de telefon, dup\u0103 cum se vede:<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/df\/b4\/41\/dfb4411f0b6116adbe8c755e85c5d763.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/df\/b4\/41\/dfb4411f0b6116adbe8c755e85c5d763.jpg?resize=840%2C733&#038;ssl=1\" alt=\"\" width=\"840\" height=\"733\" \/><\/a><\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/23\/fa\/7a\/23fa7a6fecc0ab5854b6c3e93fc6aaa3.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/23\/fa\/7a\/23fa7a6fecc0ab5854b6c3e93fc6aaa3.jpg?resize=840%2C381&#038;ssl=1\" alt=\"\" width=\"840\" height=\"381\" \/><\/a><\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/fc\/fc\/22\/fcfc22ee64f84d33d9e64c27fb2bce0b.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/fc\/fc\/22\/fcfc22ee64f84d33d9e64c27fb2bce0b.jpg?resize=588%2C1024&#038;ssl=1\" alt=\"\" width=\"588\" height=\"1024\" \/><\/a><\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/e4\/59\/81\/e4598153017dc458d2057fc388355130.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/e4\/59\/81\/e4598153017dc458d2057fc388355130.jpg?resize=768%2C936&#038;ssl=1\" alt=\"\" width=\"768\" height=\"936\" \/><\/a><\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/e4\/20\/15\/e42015f797de2da091b91ef0996e60bd.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/e4\/20\/15\/e42015f797de2da091b91ef0996e60bd.jpg?resize=768%2C820&#038;ssl=1\" alt=\"\" width=\"768\" height=\"820\" \/><\/a><\/p>\n<p>Proba \u00een aer<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/fb\/ee\/15\/fbee15f4b2884a85594aaf797f2c6afb.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/fb\/ee\/15\/fbee15f4b2884a85594aaf797f2c6afb.jpg?resize=840%2C455&#038;ssl=1\" alt=\"\" width=\"840\" height=\"455\" \/><\/a><\/p>\n<p>\u0218i final&#8230;<br \/>\nDifuzorul mic e cel pentru a auzi sunetele pe care le emit (conectat la mufa de casc\u0103 de pe fa\u021b\u0103).<br \/>\nMerge \u0219i f\u0103r\u0103 el, dar c\u00e2nd emit v\u0103d c\u0103 sta\u021bia trece\u00a0pe Tx, dar nu am control exact la ce se transmite.<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/09\/b7\/88\/09b788af20409115d3b86316a1aa01ab.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/09\/b7\/88\/09b788af20409115d3b86316a1aa01ab.jpg?resize=840%2C365&#038;ssl=1\" alt=\"\" width=\"840\" height=\"365\" \/><\/a><\/p>\n<p><strong>Before<\/strong><\/p>\n<p><a href=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/93\/27\/2c\/93272c7430b84faded5c154ded1cb207.jpg?ssl=1\" target=\"_blank\" rel=\"noopener noreferrer\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/i.pinimg.com\/originals\/93\/27\/2c\/93272c7430b84faded5c154ded1cb207.jpg?resize=840%2C676&#038;ssl=1\" alt=\"\" width=\"840\" height=\"676\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>E vorba de cuplarea audio la calculator (mic \u0219i speaker) a sta\u021biilor radio. O sta\u021bie VHF, una HF \u0219i un<\/p>\n","protected":false},"author":1,"featured_media":1868,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[2,7],"tags":[],"class_list":["post-1864","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-2","category-7"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/racov.ro\/wp-content\/uploads\/2019\/02\/feat-1.jpg?fit=768%2C350&ssl=1","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p75FkB-u4","jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/posts\/1864","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/comments?post=1864"}],"version-history":[{"count":6,"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/posts\/1864\/revisions"}],"predecessor-version":[{"id":2219,"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/posts\/1864\/revisions\/2219"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/media\/1868"}],"wp:attachment":[{"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/media?parent=1864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/categories?post=1864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/racov.ro\/index.php\/wp-json\/wp\/v2\/tags?post=1864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}