{"id":2813,"date":"2018-02-08T12:46:26","date_gmt":"2018-02-08T10:46:26","guid":{"rendered":"http:\/\/www.dclabs.lt\/dainiaus\/?p=2813"},"modified":"2018-02-08T12:48:26","modified_gmt":"2018-02-08T10:48:26","slug":"skytec-sky-1500ii-remontas","status":"publish","type":"post","link":"https:\/\/www.dclabs.lt\/dainiaus\/skytec-sky-1500ii-remontas\/","title":{"rendered":"Skytec SKY-1500II remontas"},"content":{"rendered":"<p>Papuol\u0117 \u012f rankas toks Skytec gamintojo SKY-1500II &#8222;rackinis&#8221; stiprintuvas. &#8222;Rackinis&#8221; &#8211; nes skirtas montuoti \u012f 19 coli\u0173 serverin\u0119 spint\u0105, nuo angli\u0161ko pavadinimo &#8222;rack&#8221; vadinam\u0105 &#8222;rackine spinta&#8221;. Ten stiprintuvas gyvent\u0173 su serveriais ir kitais \u012frenginiais, pa\u0161erdamas audio signal\u0105 \u012f, tarkim, ofiso lubines kolon\u0117les. Arba admino kambar\u012f bumbs\u0117t\u0173 S90-F. Atrodo jis va taip:<\/p>\n<p><a href=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0061.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-2814\" src=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0061-300x140.jpg\" alt=\"\" width=\"300\" height=\"140\" srcset=\"https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0061-300x140.jpg 300w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0061-768x358.jpg 768w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0061-1024x477.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/skytec-sky-1500-ii.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-2816\" src=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/skytec-sky-1500-ii-300x84.jpg\" alt=\"\" width=\"300\" height=\"84\" srcset=\"https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/skytec-sky-1500-ii-300x84.jpg 300w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/skytec-sky-1500-ii.jpg 458w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>Lyg ir gra\u017eiai LEDais \u0161vie\u010dia, bet parametrai tai tokie kukliai nekukl\u016bs:<\/p>\n<p>Power stereo 8 ohm: 2 x 500Wrms<br \/>\nPower stereo 4 ohm: 2 x 750Wrms<br \/>\nPower in Bridge 8 ohm: 1500W<\/p>\n<p><strong>Specifications:<\/strong><\/p>\n<p>A high standard 2x750W stereo amplifier using a more stable circuit with SMT technology standing for a high power output. With low noise level and wide frequency response. Excellent quality-price ratio. Suitable for 19&#8243; rack-systems. Perfect for use in disco&#8217;s, bars, clubs, on stage etc.<\/p>\n<ul>\n<li>High quality 2x750W stereo amplifier<\/li>\n<li>Stereo and bridge mode<\/li>\n<li>Clip LEDs for indicating overload<\/li>\n<li>Ground lift switch<\/li>\n<li>Perfect DC output protection<\/li>\n<li>19&#8243; rack mountable<\/li>\n<li>RCA and 6.3mm Jack inputs<\/li>\n<li>NL2 speaker connectors, 6.3mm Jack and terminal outputs<\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<th>Frequency response<\/th>\n<td>10Hz ~ 20kHz ( \u00b11.2dB)<\/td>\n<\/tr>\n<tr>\n<th>Signal to noise ratio<\/th>\n<td>&gt;90dB<\/td>\n<\/tr>\n<tr>\n<th>Damping Factor<\/th>\n<td>&gt;250<\/td>\n<\/tr>\n<tr>\n<th>Slew Rate<\/th>\n<td>30V\/us<\/td>\n<\/tr>\n<tr>\n<th>Crosstalk<\/th>\n<td>&gt;70dB<\/td>\n<\/tr>\n<tr>\n<th>Input sensitivity<\/th>\n<td>0.77V<\/td>\n<\/tr>\n<tr>\n<th>Input impedance<\/th>\n<td>20kOhm<\/td>\n<\/tr>\n<tr>\n<th>Power Supply<\/th>\n<td>220-240Vac \/ 50Hz<\/td>\n<\/tr>\n<tr>\n<th>Dimensions<\/th>\n<td>482 x 295 x 88mm<\/td>\n<\/tr>\n<tr>\n<th>Weight<\/th>\n<td>6.6kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>Reklama, kaip visada, gra\u017ei, bet ar jo transformatorius turi 1500W sveikatos ?<\/p>\n<p><a href=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0064.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-2819\" src=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0064-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0064-300x225.jpg 300w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0064-768x576.jpg 768w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0064-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Viduriai atrodo va taip:<\/p>\n<p><a href=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0062.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-2817\" src=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0062-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0062-300x225.jpg 300w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0062-768x576.jpg 768w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0062-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>Viskas kaip ir tvarkinga, gra\u017eiai susukta, laidai nesimaskatuoja, ventiliatorius ventiliuoja. Bet, pasak istorijos, n\u0117ra garso. Atid\u017eiau pa\u017ei\u016br\u0117jus matosi ir gamintojo &#8222;kokyb\u0117&#8221;:<\/p>\n<p><a href=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0063.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-2818\" src=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0063-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0063-300x225.jpg 300w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0063-768x576.jpg 768w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0063-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>Ten, prie 5W rezistoriaus ir tranzistoriaus, prie ma\u017eesn\u0117s pilkos var\u017eos &#8211; kas per lydmetalio snarglys ? Likutis nuo litavimo bangos ? Steb\u0117tina, bet net ir su tuo snargliu stiprintuvas tur\u0117jo veikti, nes pana\u0161u, kad ne jis kaltas d\u0117l gedimo. O gedimas kaip visada paprastas &#8211; vienas kanalas negroja, numu\u0161tas galas&#8230; \u0160\u012f kart\u0105 pramu\u0161ti tik galiniai tranzistoriai, tai beliko juos pakeisti.<\/p>\n<p><a href=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0067.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-2820\" src=\"http:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0067-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0067-300x225.jpg 300w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0067-768x576.jpg 768w, https:\/\/www.dclabs.lt\/dainiaus\/wp-content\/uploads\/2018\/02\/IMAG0067-1024x768.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>V\u0117l gr\u012f\u017etam prie reklamos&#8230; 1500W sakai ? Chm, o kod\u0117l tada galiniai tranzistoriai, <a href=\"http:\/\/akizukidenshi.com\/download\/2SA1941-O.pdf\" target=\"_blank\" rel=\"noopener\">2SA1941<\/a> ir\u00a0<a href=\"http:\/\/akizukidenshi.com\/download\/2sc5198-o.pdf\" target=\"_blank\" rel=\"noopener\">2SC5198<\/a> rekomenduojami montuoti \u012f 70W galios Hi-Fi sistemas? Su tinkamu au\u0161inimo, \u017einoma galima i\u0161pe\u0161ti ir daugiau, bet vis tiek a\u0161 apsiribo\u010diau 100W \u012f kanal\u0105 galia. Bet &#8211; pakeitus galinukus garsas atsirado, visa kita lyg ir veikia teisingai. Paprastas, bet geras stiprintuvas, kol nepradedi i\u0161 jo reikalauti 2x750W. Tuo labiau, kad surinktas patogiai &#8211; i\u0161 moduliuk\u0173. B\u016bt\u0173 nesud\u0117tinga pakeisti kokiu nors D klas\u0117s moduliu i\u0161 DX.com ar eBay.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Papuol\u0117 \u012f rankas toks Skytec gamintojo SKY-1500II &#8222;rackinis&#8221; stiprintuvas. &#8222;Rackinis&#8221; &#8211; nes skirtas montuoti \u012f 19 coli\u0173 serverin\u0119 spint\u0105, nuo angli\u0161ko pavadinimo &#8222;rack&#8221; vadinam\u0105 &#8222;rackine spinta&#8221;. Ten stiprintuvas gyvent\u0173 su serveriais ir kitais \u012frenginiais, pa\u0161erdamas audio signal\u0105 \u012f, tarkim, ofiso lubines kolon\u0117les. Arba admino kambar\u012f bumbs\u0117t\u0173 S90-F. Atrodo jis va taip: Lyg ir gra\u017eiai LEDais&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-2813","post","type-post","status-publish","format-standard","hentry","category-elektronika"],"_links":{"self":[{"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/posts\/2813","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/comments?post=2813"}],"version-history":[{"count":4,"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/posts\/2813\/revisions"}],"predecessor-version":[{"id":2824,"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/posts\/2813\/revisions\/2824"}],"wp:attachment":[{"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/media?parent=2813"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/categories?post=2813"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dclabs.lt\/dainiaus\/wp-json\/wp\/v2\/tags?post=2813"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}