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40 meter dx the twin half-square array
A simple half-square antenna for 40M is cheap and easy to build
post 13 Apr 2024
Phased array antenna Links →
The 40m 4-square on a 4-channel Oscilloscope
the verticals for the 40m 4-square
Three-Phase
Three halfwave verticals phased with homebrew ladder line
Two element phased vertica system for 40 meter
The Two Verticals are spaced 32 feet apart
VDA Vertical Dipole Array
The VDA is It consists of 2 elements, the driven element and a parasitic one, the reflector
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the verticals for the 40m 4-square
Three halfwave verticals phased with homebrew ladder line
The Two Verticals are spaced 32 feet apart
The VDA is It consists of 2 elements, the driven element and a parasitic one, the reflector
PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map
Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica
SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic