Basic Qualification · B-001 Regulations and policies · B-001-016-006
Which of the following amateur radio bands has a maximum allowed bandwidth of less than 6 kHz?
- A18.068 MHz to 18.168 MHz
- B24.890 MHz to 24.990 MHz
- C1.800 MHz to 2.000 MHz
- D10.100 MHz to 10.150 MHz
Correct answer: D — 10.100 MHz to 10.150 MHz. From the official ISED question bank, verified word for word.
Why
The band from 10.100 MHz to 10.150 MHz, known as the 30-metre band, is the only one listed where the rules strictly limit your signal width to 6 kHz or less. 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