double-stream amplifier

double-stream amplifier

[¦dəb·əl ‚strēm ′am·plə‚fī·ər]
(electronics)
Microwave traveling-wave amplifier in which amplification occurs through interaction of two electron beams having different average velocities.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.