- Question & Answer
When is RF grounding necessary, and when is it not?
Oct 22, 2013 · In a perfectly unbalanced antenna, such as a 1/4-wave vertical, an RF ground (aka counterpoise) is absolutely necessary to "complete" the antenna and make it whole. As they say, the ground image of your quarter wave …
Using Earth as an RF ground - Amateur Radio Stack …
Apr 13, 2019 · Properly grounding an antenna using a ground rod deep into the earth will provide a much better ground than the radials (aka ground planes.) The radials act as a pseudo ground and provide other advantages as well.
Grounding - ARRL
- After antennas, station grounding is probably the most discussed subject in amateur radio and it is also the one replete with the most misconceptions. The first thing to know is that there are three functions served by grounding in ham shacks: 1. Electrical Safety 2. Stray RF Suppression (or simply RF Grounding) 3. Lightning Protection. Each has it...
The leaflet discusses the background to the safety issues involved in connecting a Radio Frequency (RF) earth to an amateur radio installation and directs the reader to the appropriate …
UK Network Earthing Systems and RF Earthing at Amateur Radio Stations. 1.0 Introduction. Advice on the connection of radio equipment, antennas, coaxial cables and amateur station …
How to Improve Ham Radio Station Grounds
Nov 17, 2023 · Antenna ground plane (on/under antenna—think RF, radials) Safety ground (inside shack, shock hazard protection) Obviously, your goal as a station builder is to make sure as little current as possible flows through …
Is a ground plane necessary for transmitting and …
Jan 18, 2017 · As shown in the graphic below, the elevated, co-linear pairs of horizontal radials of a ground plane antenna do not shield a likewise-elevated vertical conductor above them from interaction with, or radiation toward the earth.
Amateurs will use ground connections for three main purposes: • To earth the rig in power supply terms. • To earth antennas to protect against static charge build up. • To act as a substitute …
RF GROUND SYSTEMS - Humber Fortress DX Amateur …
The antenna is at one end of the coil and the ground is at the other. We have tapped several turns up the coil. The only way to keep RF off the station equipment and station ground is to move the point where the rig is tapped into …
G4NSJ – RF Earth systems ground wires radials - Radio …
You connect the shack-end of your magnificent all-band end-fed aerial to one of the terminals on your rig. And the other terminal? What will you connect to that? It’s the RF current flowing in an aerial that radiates the signal. Back to …
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