Projects

KiwiSDR: Wide-band SDR + GPS cape for the BeagleBone Black October 2016: Now shipping
CIC filter register pruning utility
Software-defined GPS receiver: the breadboard (BeagleBone Black + LX25 FPGA + SE4150 FE)
HP5370 Processor Replacement Project Now shipping, v3.4 software available


Time and Frequency

Recording the WWVB Phase Modulation Test (March 10-21, 2012)


GPS / GNSS

Raw GPS signal samples data set for testing GPS receivers October 2016: Includes decoded information
Michele Bavaro's GNSS Blog
Andrew Holme's Homemade GPS Receiver


Web-based Radio Signal Data Aggregation

SDR.hu by HA7ILM
WebSDR by PA3FWM
WSPR
Weak Signal Propagation Reporter
LoranView by DF6NM
MarineTraffic.com
AIS-based marine tracking
blitzortung.org
Real-time lightning location network