February 2018 – John's Geekblog

Notebook of Time and Frequency Experiments

Month: February 2018

Ham Radio/Red Pitaya/SDR/Solar Eclipse/TAPR Projects February 16, 2018February 18, 2018

Thoughts on a Wideband SDR Recording Tool

As part of the HamSci Solar Eclipse experiment, I recorded wideband data from my SDRs on the theory that capturing the data for later study might be more productive (and less stressful) than trying to do measurements in real time.…

SDR OP25/P25/Raspberry Pi/SDR February 12, 2018

Update on Update on P25 Scanner

Since my updated post on building a P25 trunking scanner with a Raspberry Pi and an RTL-SDR dongle, I've created a copy-and-play image file that gets you up and running in minutes. I've put it (along with a couple of…