Multi-directional stereo multiple recording apparatus with const

Details Multi-directional stereo multiple recording apparatus with const Multi-directional stereo multiple recording apparatus with const

1975-11-26

1978-01-24

Cardillo, Jr., Raymond F.

179 1GQ, 1791001TD, 1791004C, 1791004M, G11B 300

Patent

active

040705528

ABSTRACT:
A multi-directional stereo multiple recording and reproducing apparatus is disclosed in which a plurality of sound source signals are encoded to a plurality of main- and sub-channel signals, the encoded main-channel signals and a carrier signal of a frequency f.sub.c which is angle-modulated with the sub-channel signals are mixed through a filter circuit, and the modulated signal is recorded on a lacquer master disc by a constant acceleration cutting and then reproduced therefrom.

REFERENCES:
patent: 3686471 (1972-08-01), Tukahashi
patent: 3946165 (1976-03-01), Copper

Affiliated with

Also associated with

Rating

Multi-directional stereo multiple recording apparatus with const does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Multi-directional stereo multiple recording apparatus with const, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Multi-directional stereo multiple recording apparatus with const will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-489586