Patent · US Expired

Isolation amplifier for resistive and inductive loads

US4037147A · kind A · utility

3Cited by
1References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 26, 1976
Grant dateJul 19, 1977
Priority date
Expiry dateFeb 26, 1996

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F1/565
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

Isolation amplifier circuitry for driving inductive as well as resistive ds in an interchangeable circuit design. The device comprises a differential amplifier having both A.C. and D.C. feedback paths when used in both modes of operation with a capability of programmable gain.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.