sampling spark chamber

sampling spark chamber

[′sam·pliŋ ′spärk ‚chām·bər]
(nucleonics)
A spark chamber that yields as output data the coordinates of a single point on the track (or tracks) in each gap; all narrow-gap chambers are of this type.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.