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Homebrew 70cm Quad Antenna


a full wavelength in the 70cm band means; a 70cm 27.6 inches long antenna! In a quad this means that every side is 17.5cm 6.9 inches long, almost nothing
post 17 May 2024
Homebrew 70cm Quad Antenna

Satellite Antenna Links

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AO-40 Satellite Station
I recently made my first SSTV contact on AO-40 with JA5CU/1

Building a Lindenblad Antenna for 137MHz
A 137.5 MHz Quadri-Filar Helix antenna for weather satellite reception

Building my Eggbeater II Omni LEO Antennas
The loops should be built with # 8 AWG wire and the reflectors should be increased to about 1/4 diameter

Constructing a Cardboard-box Antenna
Choose good sturdy cardboard or other material. Cardboard is actually one of the best choices for antennas because it is very light


Psion ham software

PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map

Radioassistance

Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica

SunCalc

SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic