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Antenna da balcone multiband
Bande 10-12-15-17-20-30-40 metri, con un Balun 4:1, Nucleo Ferite EAT TV Balun 4:1
post 16 Sep 2024
Antenna Vertical Links →
Antenna verticale multibanda
Single conductor to be connected for all decametric bands excluding 80 meters
Field Day Vertical Antenna
The 1/4 wave vertical element is mounted above the bottom mast separated
Wide Band 40, 75, & 80 Meter Antenna
The 80m/40m antenna the thicker a dipole wire is relative to its length, the wider the bandwidth
The Gamma-matched ground plane
Achieve a good match to a coaxial transmission line with the gamma-matched ground plane
Antenna verticale multibanda
Problemi di spazio, consigli per la costruzione di una antenna verticale a 1/4 d'onda senza trappole, di semplice ed economica realizzazione
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Single conductor to be connected for all decametric bands excluding 80 meters
The 1/4 wave vertical element is mounted above the bottom mast separated
The 80m/40m antenna the thicker a dipole wire is relative to its length, the wider the bandwidth
Achieve a good match to a coaxial transmission line with the gamma-matched ground plane
Problemi di spazio, consigli per la costruzione di una antenna verticale a 1/4 d'onda senza trappole, di semplice ed economica realizzazione
5W CW transceiver kit A feature-packed,high performance, single-band 5W CW transceiver kit, with WSPR beacon
Amateur radio kits by Kanga US
50MHz to 28MHz RX Converter The concept of the rx converter is quite simple and nothing really new. the local oscillator is a standard colpitts crystal oscillator producing the 22mhz lo signal