We just had a Doorking 1812 Intercom System with the CCTV Camera kit 1894-040 installed at the end of are driveway about 157 feet with RG-59/U Cable we installed a F connector and ran it to a LCD TV but we don’t get any picture we sometimes get black white noise that only last for about few seconds the Camera is powered at the end of the Driveway any Help would be appreciated
Thanks