rf interference

Good morning everyone. Been a long time searcher of frequencies but never created an account until now. Below is a serious question for all you Gurus out there! I need some help from all of you. The company that programmed Centereach FD (Intergrated Wireless) is blowing it off as "intermod"...

I chose this forum because of an excellent thread titled "Antenna Length & Resonance" that seems to be highly related, though I cannot apply what I read there. I know the forum name does not quite match, please redirect me if appropriate. I need to run audio cables through a set of 1-1/4"...

I recently installed a vhf nx700 mobile in my 2024 Chevy Silverado 2500( I’m a volunteer firefighter) , I started a fender mount but ended up with so much interference when the truck is in drive and headlights are on the radio basically didn’t work, the main cause of interference was the LED...

Hello, After installing new fluorescent lights in my basement and garage I can't get FM radio reception. I bought lights from an electrical supply house hoping I would get a better quality ballast that was shielded. I guess not. Any ideas on how I could construct an exterior antenna and attach...