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    3D noise reduction should always be off

    I think 3DNR should always be turned off. It uses information from previous frames to reduce noise in the current frame. This results in great images of still objects, but hurts the clarity of objects in motion when the 3DNR ramps up. In a noisy image, we can still ignore the noise and make out...
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    Learning from IPC-T54IR-ZE purchase mistake

    This is just a funny story I wanted to share. I have a long collection of Dahua cameras spanning almost 10 years. Recently I bought a IPC-T54IR-ZE and set it up to replace a T5442-ZE which itself was moved to replace an even older 1/2.8" camera in a different spot. Now that I could directly...
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    Going beyond Dahua and Hikvision for vehicles on residential streets at night. $1000 to $10,000 range?

    Hi, I've been in this hobby for over a decade now, and I'm at a stage where law enforcement regularly contact me for video footage. I run 1/1.8" low-MP Dahua cams in all the prime crime areas with multiple angles, B/W + Color, manual gain, shutter, and minimal 3D NR, to get the best possible...
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