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Quarter Wave Ground Plane Antenna Calculator
The vertical length height of a quarter wave ground plane antenna, and the length of each of the four radials
post 05 Dec 2024
Antenna Calculator Links →
AM Loop Antenna Calculator
Below you will find plans to build a three or four foot box loop for the AM broadcast band
Design Your Own Dipoles And Inverted Vees
The formula for these types of antennas vary from about 476/f Mhz to 490/f MHz depending on the band and the height above ground!
Double Extended Zepp NVIS Antenna Calculator
The measurements below are for building a Double Extended Zepp Near Vertical Incident Skywave NVIS Antenna
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Below you will find plans to build a three or four foot box loop for the AM broadcast band
The formula for these types of antennas vary from about 476/f Mhz to 490/f MHz depending on the band and the height above ground!
The measurements below are for building a Double Extended Zepp Near Vertical Incident Skywave NVIS Antenna
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