I originally purchased a lorex system with a lorex 9163x and 8 lnr 9232 camera well I been dealing with grainy video noise I've had a replacement nvr sent to me changed ethernet cable and changed power supply, purchase greenwave emf filter to plug in my outlet
and even bought some higher quality cameras from Andy and its still showing the same way I was wondering if you good folks could give me some troubleshooting ideals



