The Basic lessons · Station assembly, practice and safety · B-003-014

Making Your Station Sound and Work Right

Learn how to adjust your microphone, use electronic tools for Morse code, and manage noise for clear communications. This lesson explains the circuits that make your voice intelligible and your signals clean.

This lesson is part of SignalPrep Pro. The subsection's 11 exam questions are free to practise: practise B-003-014.

What this subsection asks

• What do many amateur radio operators use to help form good Morse code characters?
• How does an electronic keyer help form good Morse code characters?
• What do you need to adjust before using a microphone for the first time with a transceiver?
• What noise management system analyzes noise and signal characteristics to partially remove noise?
• What circuit causes a transmitter to automatically transmit when an operator speaks into its microphone?
• What is the reason for using a properly adjusted speech processor with a single-sideband voice transmitter?
• If a single-sideband voice transmitter is 100% modulated, how will using a speech processor affect the transmitter's output?
• In a receiver, what noise management circuit recognizes high-amplitude short-duration pulses and removes them?
• What type of interference is a noise blanker circuit most effective in eliminating?
• What is the function of transmit/receive switching in a transceiver?
• What type of microphone has internal components similar to a loudspeaker?