RF exposure

Ham Radio RF Exposure Safety: Evaluate Distance, Power, Antenna Gain, and Duty Cycle

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Ham Radio Rf Exposure Safety

Ham radio RF exposure safety cannot be reduced to transmitter watts or one universal distance. Frequency, power reaching the antenna, antenna gain and pattern, operating mode, transmit time, height, reflections, and who can enter the exposed area all affect the result. A US amateur operator must determine whether the station qualifies for an exemption or … Read more

Ham Radio Station Basics: Power, Coax, SWR, Grounding, RF Safety, and Troubleshooting

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Ham Radio Station Basics

A dependable ham station is not just a radio connected to an antenna. The power source, wiring, feedline, connectors, antenna match, grounding plan, RF exposure evaluation, and troubleshooting baseline all have to work as one system. This guide shows how to check those paths in the right order so a new base or mobile station … Read more