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Wire and Vee-Element LPDAs


A very light-weight wire LPDA with elements bent forward into vees
post 22 Feb 2024
Wire and Vee-Element LPDAs

Antenna Log-periodic Links

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8-Element High Frequency Log Period Dipole Array
the 8-element LPA is model KMA1832

Wire and Vee-Element LPDAs
A very light-weight wire LPDA with elements bent forward into vees

Antenna Log-periodica Bibanda 145 - 431MHz
categoria delle antenne direzionali ed a larga banda


Take off angle of horizontal antenna

Take off angle of horizontal antenna For horizontal polarization, the electric field will move sideways on a horizontal plane, while for vertical polarization it will oscillate up and down on a vertical plane

Rx antennas 4Square Rx Vertical Array

Rx antennas 4Square Rx Vertical Array My frequency design of 1.825 MHz a 90 degrees line would be 33,70 metersinstead of the previously calculated 33,27 m

Atu balanced feeder antenna system

Atu balanced feeder antenna system An ATU has the advantage of bringing the feeder-antenna system to resonance, act as a band pass filter both on receive and transmit and a low SWR