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J Pole Antenna 17-15-12-10 Meters
A J Pole antenna and the lengths, spacings, and other details to build one for the 17, 15, 12, - 10 meter bands
post 25 Jan 2024
Antenna 24 mhz 12 meters Links →
Moxon Rectangles for 17-20 Meter
Add a matching network to match that to 50 ohms, add some relays to switch between 17m and 20m
Multiband Cubical Quads 10-12-15-17-20 meters
It covers six bands, 20m-10m on HF, and also 6m
J Pole Antenna 17, 15, 12, - 10 m.
A J Pole antenna and the lengths, spacings, and other details to build one for the 17, 15, 12, or 10 meter bands
17
Add a matching network to match that to 50 ohms, add some relays to switch between 17m and 20m
It covers six bands, 20m-10m on HF, and also 6m
A J Pole antenna and the lengths, spacings, and other details to build one for the 17, 15, 12, or 10 meter bands
23cm Yagi Antenna building Finished antenna at 1275 MHz SWR under 1:1.5 at resonant frequency
50 MHz preamp Gain 26dB with the BFG135 Preamps for 144 and 430 MHz, for 50 MHz, the BFG135a is a cheap transistor and in my view rather strong. It is not easily damaged by static discharge or RF power. FG connection
Voice Recorder Gestito dall'integrato in questione ed offre la possibilità di registrare più messaggi per una durata massima di un minuto con buona fedeltà di riproduzione