dual-gun cathode-ray tube

dual-gun cathode-ray tube

[¦dü·əl ¦gən ‚kath‚ōd ′rā ‚tüb]
(electronics)
A dual-trace oscilloscope in which beams from two electron guns are controlled by separate balanced vertical-deflection plates and also have separate brightness and focus controls.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.