"I would look at SDR
start with a simple and cheap SDR usb dongle £20 ....limited range ..but will be a good starting / learning point
then if its your think move up to something like a HackRF wich you can get for £150 - £300…"
"thanks ....I had no idea a TI would be able to afford a spectrum analyzer I was led to believe they where £50.000 plus ..
I was put off buying any electronic measuring device as I had been told The people who run the Ti programs…"