Basic Qualification · B-001 Regulations and policies · B-001-010-007
Amateur radio operation must not cause interference to other radio services operating in which of the following bands?
- A430.0 MHz to 450.0 MHz
- B7.0 MHz to 7.1 MHz
- C144.0 MHz to 148.0 MHz
- D14.0 MHz to 14.2 MHz
Correct answer: A — 430.0 MHz to 450.0 MHz. From the official ISED question bank, verified word for word.
Why
The band from 430.0 MHz to 450.0 MHz is shared with other services like land mobile radio, meaning amateur operators must never cause interference to them. The full explanation — and one for every question — is in Pro.
Practise this section
Regulations and policies is section B-001 of the Basic exam: The rules: who may operate, what the certificate allows, station identification, third-party traffic, what you may and may not transmit, and how ISED regulates the amateur service.
Drill B-001 — free, no account