Adapter for recording-reproducing machine

Details Adapter for recording-reproducing machine Adapter for recording-reproducing machine

1974-10-29

1976-03-23

Cooper, William C.

Dynamic magnetic information storage or retrieval

Head

Core

360137, G11B 3100

Patent

active

039461564

ABSTRACT:
The adapter is for insertion into a conventional recording-reproducing machine, is in the form of a tape cassette, and is for adapting the machine for use as part of a public address system. A microphone couples to the adapter and the adapter comprises amplifier means for amplifying the audio signal and tranducer means for coupling the amplified audio signal to the conventional transducer head of the machine.

REFERENCES:
patent: 3305638 (1967-02-01), Teachout
patent: 3582965 (1971-06-01), DeMetrick
patent: 3644684 (1972-02-01), Tsuji
patent: 3700826 (1972-10-01), O'Neal

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