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Experiences with Loop antennas at
Frame loop antennas are used on 136 for receiving and usually consist of around 50 turns of wire on a 1 metre or so square framework, resonated to the required frequency, and matched by some form of link coupling
post 08 May 2024
Antenna Loop Links →
Loop A Compact Antenna for 10.1,14,21 Mhz Bands
Magnetic loop, using a toroid balun to get a reasonable match on the three bands
Loop Coaxial Antena de Ondas Curtas para Espacos
Shortwave Shielded Coax Loop Assembly
Loop for the AM broadcast band
You will find plans to build a three or four foot box loop for the AM broadcast band. e loop's ability to null stations
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Magnetic loop, using a toroid balun to get a reasonable match on the three bands
Shortwave Shielded Coax Loop Assembly
You will find plans to build a three or four foot box loop for the AM broadcast band. e loop's ability to null stations
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