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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 05 Dec 2024
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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
PIC-Keyer This project describes the construction of a real "QRP" keyer with a small microcontroller PIC 16F84, with slightly modified hardware also PIC16F62
RF Inductance Calculator Mean diameter of the air core coil, measured from conductor centre to conductor centre include the wire insulation thickness, if any
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