Power, Grounding, Bonding, And Audio For Ham Ra... May 2026

refers to the intentional connection of an electrical system to the earth. This provides a path for static charges, stray currents, and lightning to safely dissipate.

Proper power management is the first line of defense for both the operator and the gear. Power, Grounding, Bonding, and Audio for Ham Ra...

In the amateur radio world, "grounding" and "bonding" are frequently used interchangeably, but they serve distinct purposes: refers to the intentional connection of an electrical

Many hams mistakenly chase an "RF ground" to fix interference, but at radio frequencies, long wires have high impedance and do not act as effective grounds. In the amateur radio world, "grounding" and "bonding"

Switch-mode power supplies (SMPS) can be a source of significant radio noise if not properly filtered. Experts recommend keeping the metal chassis of all AC-connected equipment bonded to the AC safety ground. 3. Managing RF and Interference (RFI)

Every station should ideally have a single reference point for all grounds. Connecting to multiple disparate earth grounds (e.g., one for the AC service and another for the radio) creates ground loops , which can introduce hum and invite lightning surges into the shack.