Ham Radio - Get on 630 meters with a bucket variometer!
22:55
Ham Radio - 630 meter magloop observations and first contact
16:54
RF tutorials - Understanding and building a VARIOMETER
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Ham Radio - My 630 meter magloop. An overview
37:44
Como modificar y convertir un radio receptor de FM para oir la VHF
5:44
Make a sliding variable inductor
19:27
La antena invisible de alta frecuencia
18:53
Ham Radio - The SeeSii NanoVNA-F V2
1:22:51