Elecraft K4 a demonstration of some features, including a lockup and AM issue
10:42
Field Upgrade your K4 into a K4D
10:23
Elecraft K3 repair
15:23
Elecraft K4 NG7M Chasing D60AE Comoros 10 meters CW
14:24
The Cheapest Radio Receiver For Beginners / RTLSDR v4
22:42
K1OIK comments on the state of amateur radio, No prophet is accepted in his own country.
46:18
Elecraft K4 High Performance Direct Sampling SDR
20:20
SimpleX Super Fever! - Parte 3
19:28