sdr radio

I'm using sdrTrunk V0.3.0--alpha1 to listen to a P25 trunking system. I have 2 SDR's each hooked up to a separate antenna. One antenna is better than the other. Which antenna should I use to monitor the control channel? I realize this is a general question, and I'm interested in a general...

I am currently using a SDRPlay RSP1. While it is a great all around receiver the front end can get overloaded and is not great with alot of weaker signals. I have tried various filters both purchased or built DIY style but they only offer minor improvements. So it's time to upgrade. I know...

this has probably been answered before but after 3 hrs of forum reading I have not found it. is it possible to use a NooElec NESDR Mini 2 and some sort of software to monitor the MOSWIN talk groups. if it is possible can someone steer me in the right direction as far as information about how...

I'm sure this has been answered, so apologies in advance. I am trying to set up Unitrunker to monitor a P25 system. I have two SDR's, the control channel works fine and decodes everything as expected. However, the voice radio just starts and then immediately stops, doesn't matter which radio I...

How do I use my new SDR to monitor StarCom21.

Hello All, The following Full Duplex SDR devices, manufactured & assembled out of the Chicago area, was successfully demonstrated before this past weekend's TadHack 2015 hosted @ the Illinois Institute of Technology. https://goo.gl/7xJL70 = (The SDR MIMO has a 3 1/2 - 4 story verticle RF...

This is nothing too new, but I had to try it out. A friend of mine picked up one of the tv tuner cards (Realtek RT 2832u/4000) that were reported to be good for a cheap SDR. I didn't think it would work but, wow, after just a little bit of playing around today it was pulling in signals. The...