electrometer amplifier
electrometer amplifier
[i‚lek′träm·əd·ər ′am·plə‚fī·ər] (electronics)
A low-noise amplifier having sufficiently low current drift and other characteristics required for measuring currents smaller than 10-12 ampere.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.