asbeer 0 Posted August 21, 2010 hi dears, i am new to this forum. i have one problem in my cctv project. first i will explain the system.we have four cameras on the site.and 4 channel pc based dvr.and 32 channel switcher.the cameras are fourth floor. and pc based dvr also fourth floor.32 channel switcher in the ground floor.now wt i am facing the problem when i connect cameras to dvr and switcher dvr monitor its giving little waves when lift is running.and switcher its getting more disturbed.that is giving more noisy picture.if i remove either one thats ok.i want to connect both. i need good picture on both.please help me if you can? Share this post Link to post Share on other sites
ak357 0 Posted August 21, 2010 hi dears, i am new to this forum. i have one problem in my cctv project. first i will explain the system.we have four cameras on the site.and 4 channel pc based dvr.and 32 channel switcher.the cameras are fourth floor. and pc based dvr also fourth floor.32 channel switcher in the ground floor.now wt i am facing the problem when i connect cameras to dvr and switcher dvr monitor its giving little waves when lift is running.and switcher its getting more disturbed.that is giving more noisy picture.if i remove either one thats ok.i want to connect both. i need good picture on both.please help me if you can? http://lmgtfy.com/?q=how+to+split+video+signal Share this post Link to post Share on other sites
shropna 0 Posted August 23, 2010 It looks, that you have ground loop problems..... http://www.fmsystems-inc.com/manuals/GNDLOOPart.pdf http://www.epanorama.net/documents/groundloop/video_isolation.html Share this post Link to post Share on other sites