aus.radio.cb - join
Citizens Band radio in Australia
Low activity, 64 subscribers, Usenet

aus.radio.scanner - join
Scanner frequency tips & tricks for monitoring in Aust.
Low activity, 141 subscribers, Usenet

alt.ham-radio.vhf-uhf - join
Low activity, 270 subscribers, Usenet

rec.radio.amateur.equipment - join
All about production amateur radio hardware.
Low activity, 650 subscribers, Usenet

rec.radio.amateur.homebrew - join
Amateur radio construction and experimentation.
Low activity, 705 subscribers, Usenet

aus.comms.mobile - join
Mobile communications in Australia.
Low activity, 255 subscribers, Usenet

aus.electronics - join
Electronics hobbyists and engineers.
Low activity, 456 subscribers, Usenet

rec.radio.shortwave - join
Shortwave radio enthusiasts.
Low activity, 1673 subscribers, Usenet

rec.radio.swap - join
Offers to trade and swap radio equipment.
Low activity, 767 subscribers, Usenet

rec.radio.amateur.antenna - join
Antennas: theory, techniques and construction.
Low activity, 1015 subscribers, Usenet