Sound-activated playback device

Details Sound-activated playback device Sound-activated playback device

1994-06-09

1995-09-19

Sugarman, Scott J.

Dynamic information storage or retrieval

Control by timer or external extraneous condition

367197, 40455, 381110, 369 63, G11B 1568

Patent

active

054522749

ABSTRACT:
A sound-activated playback device which generally includes a sound-activated circuit and an electrically driven playback device which plays a recording on a selected prerecorded medium. The sound-activated circuit includes a noise sensor for sensing the sound of a crying child and activating the playback device. The sound-activated circuit also includes a timer for selecting and limiting the duration of playback of the recording, a timer override switch for overriding the timer, and a prerecorded medium reset for resetting the prerecorded medium after the playback device stops playing. Further, the sound-activated circuit includes a means for turning off the noise sensor until the playback device has finished playing and the prerecorded medium is reset.

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