Stereo separation control

Details Stereo separation control Stereo separation control

1979-01-02

1980-12-16

Olms, Douglas W.

1791004ST, H04S 100

Patent

active

042399378

ABSTRACT:
Improved circuitry for providing stereo separation control in audio playback systems wherein undesirable volume level change and undesirable signal degradation due to noise, distortion and crosstalk are substantially reduced or eliminated by utilizing, in a preferred embodiment, a precision difference amplifier, a signal inverter, a tapped separation control, and a crosstalk-cancelling resistor.

REFERENCES:
patent: 3170991 (1965-02-01), Glasgal
patent: 4121059 (1978-10-01), Nakabayashi
patent: 4149036 (1979-04-01), Okamoto et al.
"Stereo Width Control", Radio Electronics, Mar. 1973, p. 104.

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