Accession Number : ADD005989

Title :   Nonlinearly Variable Gain Apparatus.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON DC

Personal Author(s) : Heinrich,Eric C ; Mosley,William H , Jr

Report Date : 24 Apr 1979

Pagination or Media Count : 3

Abstract : A nonlinearly variable gain circuit is utilized to produce an inverted logarithmic S curve of gain versus potentiometer rotation while using a linear resistance taper potentiometer. An operational amplifier feedback circuit uses the linear potentiometer and a resistance network in combination.

Descriptors :   *Patents, *Circuits, *Gain, *Potentiometers, Nonlinear systems, Variables, Logarithm functions, Curves(Geometry), Inversion, Rotation, Feedback amplifiers

Subject Categories : Electrical and Electronic Equipment
      Test Facilities, Equipment and Methods

Distribution Statement : APPROVED FOR PUBLIC RELEASE