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Antenne Helicoidale 2.4 GHz Helix Antenna
2.4 GHz antenna design ideal for amateur satellite communications
post 30 Jan 2024
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435MHz 12 turn Helix Antenna
This 50 ohm impedance antenna, when powered with 25-100W of RF in SSB, joins the Molniya orbiting satellites as AO-40 and AO-10
Techniques of Quadrifilar Helix Antennas for Small Satellites
Quadrifilar helix antennas are also called fractional turn helix is very appealing to spacecraft applications
A Home made Helical antenna for a GPS
In the practical construction of a half-turn quadrifilar helix it is especially important to respect the exact lengths of the helical wires
A quadrifilar helix weather satellite receiving antenna
How to make a quadrifilar helix QFH antenna easily from inexpensive materials PVC plumbing pipe and RG-58U co-axial
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This 50 ohm impedance antenna, when powered with 25-100W of RF in SSB, joins the Molniya orbiting satellites as AO-40 and AO-10
Quadrifilar helix antennas are also called fractional turn helix is very appealing to spacecraft applications
In the practical construction of a half-turn quadrifilar helix it is especially important to respect the exact lengths of the helical wires
How to make a quadrifilar helix QFH antenna easily from inexpensive materials PVC plumbing pipe and RG-58U co-axial
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