Cassette BGM Systems - how to squeeze 4 hrs of music onto one tape - AEI Propac

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Explains how cassette background music systems compressed four hours of music onto tape using the AEI Propac format. Teaches audio compression and mechanical system design for commercial music distribution.

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A 24-minute video from Techmoan: “Cassette BGM Systems - how to squeeze 4 hrs of music onto one tape - AEI Propac”.

Video by Techmoan, played through YouTube's embedded player.

Part of BGM - Background music, Retro Tech Goodies

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