Apparatus, methods, and systems for controlling tonearm tracking for a record turntable
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United States of America Patent
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Jul 23, 2019
Grant Date -
Aug 30, 2018
app pub date -
Feb 25, 2016
filing date -
Feb 25, 2015
priority date (Note) -
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Abstract
Apparatus, methods, and systems for use in providing tangential (linear) tracking of a stylus on a record during play. In some embodiments, a tonearm assembly includes a tonearm with a laser emission source mounted thereto, and a receiver for receiving a light beam from the laser emission source and for splitting the light beam, and a movement actuator for adjusting a position of the tonearm based on a differential in light intensity between different portions of the split beam.
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