{"product_id":"3-channel-analog-video-splitter-with-video-amplifier","title":"3 Channel Analog Video Splitter with Video Amplifier","description":"\u003cp\u003eIf you need to drive multiple video gadgets or monitors from a single video signal source then this board is the right choice for you. This is a 3-channel video splitter with an amplifier and the circuit is built using discrete components.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eQ2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eQ1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eact as a signal amplifier,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eQ3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eact as output driver, trimmer potentiometer\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePR1\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eis provided to adjust the input signal swing,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePR2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTrimmer is provided to set the gain of the amplifier, D1 is the power LED. The operating power supply is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e12V DC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand it draws\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecurrent. RCA Connector J4 is the Video signal input, RCA Connector J1, J2, J3 provide the outputs. The default gain of the circuit is 4. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ebandwidth is 5Mhz\u003c\/strong\u003e, input and outputs impendence are\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e75 Ohms\u003c\/strong\u003e. It is important to use all 3 channels at a time or change\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eR11\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e150 Ohms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eif you will only use 1 x channel or\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e82 Ohms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eif 2 x channels are in use. Adjusting the board is very easy, just connect a voltmeter at the base of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eQ2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand adjust the PR1 so the voltage at the base of Q2 is 1V.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Supply 12V V\u003csub\u003edc\u003c\/sub\u003e\n\u003c\/li\u003e\n\u003cli\u003eCurrent Consumption 100mA\u003c\/li\u003e\n\u003cli\u003eRCA Connector for Video Input\u003c\/li\u003e\n\u003cli\u003e3 x RCA Connectors for Video Output\u003c\/li\u003e\n\u003cli\u003eTrimmer Potentiometer for Gain Adjust\u003c\/li\u003e\n\u003cli\u003eTrimmer For input signal Swing Adjust\u003c\/li\u003e\n\u003cli\u003eOn-board Power LED\u003c\/li\u003e\n\u003cli\u003ePCB Dimensions 48.74  x 43.66mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"dotfry","offers":[{"title":"Default Title","offer_id":47201104232620,"sku":"B123","price":14.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/6436\/7532\/files\/B123.jpg?v=1789371517","url":"https:\/\/dotfry.com\/products\/3-channel-analog-video-splitter-with-video-amplifier","provider":"dotfry","version":"1.0","type":"link"}