I’ve participated in contributing real-time FT8, FT4, JS8, WSPR & CW spots from 630m-6m since about 2018 using several different simultaneous multi-band, multi-mode SDR spotting systems. These have been built on various SDR hardware including the Redpitaya, KiwiSDR, RaspSDR and more recently RX-888. SDR software has included CW Skimmer + CWSL + CWSL_Digi, DigiSkimmer, SparkSDR…
Category: SDR
UberSDR @ K1RA / KW4VA
I’ve been playing with KA9Q-Radio SDR software over the past year, which runs on Linux and supports the wideband RX-888 mkii SDR hardware. Recently M9PSY wrote a phenomenal system around that software titled UberSDR. This is both a phenomenal web based SDR receiver, capable of supporting unlimited users and unlimited bandwidth coverage / listening between…
K1RA SDR online
As of June 2022 all K1RA SDRs were offline due to wind and tree damage after a storm that brought 80 mph straight line winds through my Warrenton, VA QTH. All my wire antennas were destroyed. See news article about other damage in town. I’ve managed to get something temporary running using a 50′ random…