Re: [Elecraft] SDR on K3 IF to look for RFI

2019-04-01 Thread Bob McGraw K4TAX
The approach I've used is to use a couple of BNC to BNC jumpers and a BNC "T" connector.  Connect the RX OUT to one side of the "T".  Connect the RX IN to the other side of the "T" connector. Connect the  RSP2 to the other port on the "T" connector.  Then press the RX ANT on the radio.  This

Re: [Elecraft] SDR on K3 IF to look for RFI

2019-04-01 Thread Dave Cole (NK7Z)
Hi Jim, You want to look at a wider range of frequencies than the K3 IF presents. See: https://www.nk7z.net/sdr-rfi-survey-p1/ for a how to do this, using an SDRPlay radio. That link goes to part 1 of a multi-part set of articles covering how I use SDRPlay radios to see just what is

[Elecraft] SDR on K3 IF to look for RFI

2019-04-01 Thread Jim Miller
Now that 160 season is almost over and my antenna farm is doing good I'm going to start chasing RFI at my new QTH. I plan to use my RSP2Pro with HDSDR to do some time lapse recording to see when things come and go as a first step. To do this I plan to use my existing antennas and I'd like to