> Is there some technical innovation here enabling this
I guess you could say the SDR based ICOM IC-9700 [1] transceiver FG8OJ used is enabling this by being reasonably priced [2] and off-the-shelf. It was released in January 2019 and has made experimentation of VHF/UHF more accessible.
I guess you could say the SDR based ICOM IC-9700 [1] transceiver FG8OJ used is enabling this by being reasonably priced [2] and off-the-shelf. It was released in January 2019 and has made experimentation of VHF/UHF more accessible.
[1] https://www.icomamerica.com/en/products/amateur/hf/9700/defa...
[2] https://www.hamradio.com/detail.cfm?pid=H0-016656