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Active and Passive Electronic Components
Volume 18 (1995), Issue 3, Pages 203-210

Economical and Accurate Digitally Programmable Dual-Polarity Gain Amplifier

1Knowledge-Based Engineering Systems Group, School of Electronic Engineering, University of South Australia, Adelaide, Australia
2IIT, Bombay, India

Received 28 November 1994; Accepted 29 December 1994

Copyright © 1995 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


A digitally programmable, dual-polarity gain amplifier is proposed. It uses total resistance less than those presented earlier. The effect of on-resistance of switches can be fully compensated.