Basic Qualification · B-001 Regulations and policies · B-001-016-009
Based on the frequency stated and emission mode, which of the following combinations is prohibited?
- A Fast-scan television (ATV) on 145 MHz
- B FT8 on 14.074 MHz
- C Morse radiotelegraphy (CW) on 10.145 MHz
- D Fast-scan television (ATV) on 440 MHz
Correct answer: A — Fast-scan television (ATV) on 145 MHz. From the official ISED question bank, verified word for word.
Why
Fast-scan television (ATV) requires a wide bandwidth that the 2-metre band around 145 MHz cannot support, as this segment is reserved for narrowband voice and data modes. 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.