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4 square vertical system
Many stations use this system all around the world and it has proven his effectiveness
post 09 May 2024
Antenna 80 meter Links →
Dipolo bobinada 40-80 Mts
This dipole for 40 and 80 Mts band. With coils, it is an excellent project -archi tested- in a band of 40 Mts. It has the same behavior of a dipole of 1/2 normal wave, and in 80 Mts band
Inverted L Antenna 160 -80 -40 meters
Vertical Inverted L for the 160, 80 and 40- meter Bands
Double-L Antenna For 80/160
This 10 - 160 meter tuned horizontal loop antenna is fed with 450 ohm
Larga banda in 80mt
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This dipole for 40 and 80 Mts band. With coils, it is an excellent project -archi tested- in a band of 40 Mts. It has the same behavior of a dipole of 1/2 normal wave, and in 80 Mts band
Vertical Inverted L for the 160, 80 and 40- meter Bands
This 10 - 160 meter tuned horizontal loop antenna is fed with 450 ohm
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