Audio mixer/pre-amplifier

Details Audio mixer/pre-amplifier Audio mixer/pre-amplifier

1983-07-20

1985-06-18

Rubinson, Gene Z.

Electrical audio signal processing systems and devices

Binaural and stereophonic

Amplifier

381119, H04B 100

Patent

active

045244529

ABSTRACT:
An audio mixer for combining stereo phonograph, stereo high impedance and low impedance input signals having a means for audio previewing one or more of said inputs simultaneously including a means for visually indicating which signals are being previewed, further including a means for audio previewing said signals in a monophonic signal, further including a means for combining said inputs in the final amplifier stage such that the output signal is in a monophonic state, further including a means for disabling said low impedance input from the final output means.

REFERENCES:
patent: 4374300 (1983-02-01), Ponto et al.
Gerbracht, R., "A High-Quality Stereophonic Mixer", Audio (Mar, 1962), pp. 19-23, 53.
Shaw, G. D. "Minimix 6", Practical Electronics, (Nov. 1975), pp. 904-907.

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