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smccoll

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  1. smccoll

    Diagonal pattern on CCTV camera

    Just tried adding a ferrite core to the DVR side and one to the camera side. No change at all. Any help would be appreciated,,,
  2. Hello, I've done as much research as I can without reaching out for help. Hopefully someone can guide me toward fixing this. All of the cameras on one of my DVRs have diagonal lines running through them when viewed live or on video. I chose one specifically to try to tackle first, and here is what I did to combat the problem to no avail: 1) Replaced camera 2) Re-ran very long RG59/U cable (through an attic, and down a 3floor plastic conduit, under the ground, etc) with 95% braid ALL Copper, no steel in either the braid or the core 3) Turned off all other cameras temporarily to see if it was our power distribution block 4) Unplugged powered antennae 5) Camera is mounted on metal. Held camera away from mounting point to avoid grounding issues. Before running the cable through the attic and down the three floor sheer wall, I ran the RG59 down the stairs and around the building. NO diagonal pattern was witnessed on this camera in this condition. However, the other cameras still had this pattern during this time. The pattern re-appeared when running through proper channels. See attached picture for current state. Note: this is a license plate camera so B&W is expected None of these helped. Our setup has 9 cameras on one DVR. All are powered through siamese cable. 8 through a 24v power distribution block and the brand new one through its own 12v power brick. I've wasted a TON of time and sleeplessness trying to solve this. Anyone have an idea? Thanks, Steve
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