The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 16, 1982
Filed:
Jan. 04, 1980
Applicant:
Inventor:
Michael D England, Reseda, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03J / ;
U.S. Cl.
CPC ...
179 / ; 179 / ;
Abstract
An audio control system comprised of an equalizer which divides and controls the level of a plurality of audio frequency bands and an electronic display which provides an illuminated indication of equalizer settings and output levels in each of the audio frequency bands. The audio control system can receive stereophonic input from one of several sources and provide an output to front and rear pairs of amplifiers. The electronic display is comprised of a plurality of light-emitting diodes arranged in columns which provide either a static display of equalizer settings or a calibrated display indicating the output levels in each audio frequency band of the equalizer.