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.

Date of Patent:
Apr. 03, 1979

Filed:

Nov. 28, 1977
Applicant:
Inventors:

Malcolm F Sizmur, Ottershaw, GB;

David Brewerton, Bracknell, GB;

Brian W Mason, Birmingham, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B / ;
U.S. Cl.
CPC ...
331 / ; 331 16 ;
Abstract

An electrical signal generator for generating signals at specific frequencies includes means for producing an adjustable frequency output, adjusting means for causing changes in the output frequency, and control means for adjustably pre-selecting the sizes of the frequency changes. In this way, the operator can be provided with a frequency changing control which, when operated, causes the output frequency to change in predetermined steps.


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