Basic Qualification · B-002 Operating and procedures · B-002-003-004
When should you consider using simplex operation instead of a repeater?
- AWhen signals are reliable between communicating parties without using a repeater
- BWhen the most reliable communications are needed
- CWhen an emergency telephone call is needed
- DWhen you are travelling and need some local information
Correct answer: A — When signals are reliable between communicating parties without using a repeater. From the official ISED question bank, verified word for word.
Why
Simplex operation is the right choice when your signals are strong enough to reach the other station directly, without needing a repeater to boost the connection. The full explanation — and one for every question — is in Pro.
Practise this section
Operating and procedures is section B-002 of the Basic exam: How to operate: calling, phonetics, Q-signals, repeaters, nets, emergency traffic, and the courtesies that keep a band usable.
Drill B-002 — free, no account