Which of the following is an example of an auxiliary station?

Answer: A. A station sending one-way transmissions between a remote repeater receiver and the main repeater transmitter

An auxiliary station is one sending one-way transmissions between a remote repeater receiver and the main repeater transmitter, which fits FCC rules 97.113 and 97.201. Auxiliary stations link or control other amateur stations, not serve as backup radios.

Tip: Auxiliary stations are links in a system, like repeater links.

FCC rule reference: Part 97.113(d), 97.201(e)