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A Cobwebb homebrew buil
A Cobwebb homebrew build for 14-17-20-24-28 MHz
post 26 Jan 2024
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An Indoor Reduced Size Rectangular Loop
Sometimes indoor antennas are our only means of staying active with Amateur Radio. From the very first time I used an indoor loop, I liked the performance
An Attic Coaxial-Cable Trap Dipole
A coaxial-cable trap dipole antenna installed in the attic provides a surprisingly effective solution to HF operation on the 10, 15, 20, 30, 40, and 80 meter
Antennas and Grounds for Apartments
Three typical antenna system used by apartment dwelliers,for some amateurs theerc is little or no possibility of getting permission to creet anoutside antenna
Balcony Antenna for 7, 10 and 14
I have done a balcony antenna for my favorite 7, 10 and 14 MHz- ranges. It is a helical vertical that can be matched for these bands
Balcony antennas from mobile Hamsticks
Depending on your balcony or installation site, you will have certain limitations
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Sometimes indoor antennas are our only means of staying active with Amateur Radio. From the very first time I used an indoor loop, I liked the performance
A coaxial-cable trap dipole antenna installed in the attic provides a surprisingly effective solution to HF operation on the 10, 15, 20, 30, 40, and 80 meter
Three typical antenna system used by apartment dwelliers,for some amateurs theerc is little or no possibility of getting permission to creet anoutside antenna
I have done a balcony antenna for my favorite 7, 10 and 14 MHz- ranges. It is a helical vertical that can be matched for these bands
Depending on your balcony or installation site, you will have certain limitations
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