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Soundb Learn · Live & Broadcast

AM, FM and How Stereo Got There

Two ways to write audio onto a carrier, with completely different consequences for noise — plus the genuinely elegant trick that added stereo to FM without making a single existing mono radio obsolete.

Topic
Live & Broadcast
Level
Intermediate
Format
Lesson
Time
12 min

A carrier is a wave with three properties that can be varied: how tall it is, how fast it oscillates, and where it sits in its cycle. Modulate any one of them with an audio signal and the audio has been written onto the carrier.

🔒 Intermediate lesson
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