combiner

Hi all, I have two scanners at present, a BCD996xt and a 996p2. A couple of my local agencies are on conventional VHF and UHF repeaters and I'm using a tower-mounted discone at 40' for those, with good success on my 996xt. Where I'm having difficulties is on the statewide 770 MHz phase-2...

Hi. This is my first time to create a forum and in need of help. Basically I have an SDR type Cellular base station with two separate radio channels with 3Watts each. I have two options a) use panel antenna for each or b) use an omni antenna but will naturally need a combiner. My concern...

The old Detroit Police UHF repeater system allowed more than one user to talk at the same time on the same repeater. Someone told me that NYPD had/has a system like that also. Does anyone know what the name of that technology is called? some kind of full-duplex something? I assume that 2...