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Building 80-meter 4-square


my 80-meter 4-square it will consist of 4 wire verticals
post 08 May 2024
Building 80-meter 4-square

Antenna 80 meter Links

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80 Meter 3-element Vertical Yagi
As a guide I used the K3LR dimensions for a 160 meter

4 square vertical system
Many stations use this system all around the world and it has proven his effectiveness

Spitfire for 80 meters
The Spitfire project for 80 meters spitfire antenna


23cm Yagi Antenna building

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

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

interface-for-digital-broadcasts-with-integrated-audio

Interface-for-digital-broadcasts-with-integrated-audio 4-port HUB, with a TUSB2046. With port 1 of the HUB we drive the FT232RL; with port 2 the PCM2904, furthermore, we decided to leave ports 3 and 4 free