The constant displacement cartridge to be described consists of two coplanar ceramic elements driven by an orthogonal lever. Each ceramic element produces an independent output in response to 45/45 modulations. The moving system has a low mass and a high compliance, and produces constant displacement operation throughout the audio range.

Author: Bachman, William S.
Affiliation: Columbia Records, Inc., New York, NY
AES Convention: 10 (September 1958) Paper Number: 49
Publication Date: September 1, 1958

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