Basic Qualification · B-001 Regulations and policies · B-001-016-007
Dans laquelle des bandes suivantes du service de radioamateur l'exploitation en bande latérale unique est-elle interdite?
- ADe 7,000 MHz à 7,300 MHz
- BDe 10,100 MHz à 10,150 MHz
- CDe 18,068 MHz à 18,168 MHz
- DDe 24,890 MHz à 24,990 MHz
Correct answer: B — De 10,100 MHz à 10,150 MHz. Question tirée de la banque officielle d'ISDE.
Why
The 10.100 MHz to 10.150 MHz band, known as the 30-metre band, is strictly limited to narrowband digital modes and Morse code to protect international radio services, so single sideband voice transmission is prohibited here. 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