Battery Automatic Poweroff Relay For Ham Radio
01/09/2020
Ryan, KC9OZA reviews the APO3 from www.aprsworld.com/apo3/
Ryan, KC9OZA reviews the APO3 from www.aprsworld.com/apo3/
Check out http://aprs.mennolink.org/ for real time VHF FM propagation. This video by Ham Radio Concepts is a great introduction to this service.