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Mobile operations (car, motorcycle, boat or other vehicle)

2 votes

CB Radio Ground Plane (or lack thereof)

A vertical antenna like yours needs an opposing component to act against (usually the earth, or a large plane of metal called a groundplane), and for mobile antennas the ground is usually provided by the …
Scott Earle's user avatar
  • 4,669
5 votes

OK for S/RF light to be illuminated at engine idle?

If your car uses petrol (gasoline) rather than diesel, then the ignition system can potentially generate a lot of noise because of the high-voltage system used to generate the sparks that ignite the f …
Scott Earle's user avatar
  • 4,669
2 votes

antenna in the rain

The SWR of the antenna should not be affected too much by rain, but you should do as much as possible to protect the connectors from water. Water inside coaxial cable changes the characteristics of t …
Scott Earle's user avatar
  • 4,669