Basic Qualification · B-001 Regulations and policies · B-001-010-010
Which of these amateur radio bands may be heavily occupied by licence-exempt devices?
- A 3.5 MHz to 4.0 MHz
- B 430 MHz to 450 MHz
- C 135.7 kHz to 137.8 kHz
- D 902 MHz to 928 MHz
Correct answer: D — 902 MHz to 928 MHz. From the official ISED question bank, verified word for word.
Why
The 902 MHz to 928 MHz band is shared with many licence-exempt devices like Wi-Fi routers, baby monitors, and remote controls that operate without a permit. The full explanation — and one for every question — is in Pro.
Practise this section
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.