The Basic lessons · Regulations and policies · B-001-016

Mastering Bandwidth Limits and Emission Rules

Learn how much radio spectrum your signal can occupy on different bands and why some modes are banned on specific frequencies. This lesson explains the rules to keep your transmissions legal and prevent interference.

This lesson is part of SignalPrep Pro. The subsection's 11 exam questions are free to practise: practise B-001-016.

What this subsection asks

• What is the maximum authorized bandwidth on the 6-metre and 2-metre bands?
• The maximum bandwidth of an amateur radio station's transmission allowed in the band 28 MHz to 29.7 MHz is:
• Except for one band, what is the allowed bandwidth on amateur radio bands between 7 MHz and 25 MHz?
• The maximum bandwidth of an amateur radio station's transmission allowed in the band 144 MHz to 148 MHz is:
• The maximum bandwidth of an amateur radio station's transmission allowed in the band 50 MHz to 54 MHz is:
• Which of the following amateur radio bands has a maximum allowed bandwidth of less than 6 kHz?
• In which of the following amateur radio bands is single sideband prohibited?
• What precaution must an amateur radio operator take when transmitting near band edges?
• Based on the frequency stated and emission mode, which of the following combinations is prohibited?
• Based on the frequency stated and emission mode, which of the following combinations is prohibited?
• Based on the frequency stated and emission mode, which of the following combinations is prohibited?