Hi all, Does anyone have a circuit/boardview on this phone which is model FIG-LX1 please?

Thanks

Re: PSU For CCTV - noise or interference in the image seen from the camera

I forgot to mention that many manufacturers leave out critical filtering components on their pcb's to save money. One find a lot of this from China based equipment.

Re: PSU For CCTV - noise or interference in the image seen from the camera

Hi, As this is a switch mode psu, you may be getting noise from the swithing itself. Have you tried placing some clip on ferrite cores with the cables to the camers wound several turns trough them. Also have you tried a linear psu to see if that cures the problem. Earthing may also be an issue

Re: New Members - please post your introductions here

Hi from Britain, I am an old timer by most peoples standards, but have always been into amateur radio from around 12 years of age. I built my first valve transmitter back then and blew the house fuses a couple of times as I did not know how a simple switch worked. I eventually got it right and used a broom stick to throw the switch and there was a deafening silce and no bang or flash of light. I worked for AEG telefunkedn as a fault finder on a production line and later got in service industry again fault finding and ending up...