Amateur Extra › E2 Operating Procedures › E2D07
E2D07
What digital protocol is used by APRS?
Pick an answer to check it.
Answer: C. AX.25
APRS runs on the AX.25 packet radio protocol. PACTOR and AMTOR are different HF digital modes, and QAM is a modulation type.
Tip: APRS rides on AX.25 packet.