Testing the 621B System

Aerospace Corporation engineer Al Gallegly (left) and  Grumman engineer M. Moore test a transmitter for the 621B system at White Sands Missile Range, New Mexico, in 1972.

Caption:
Engineers testing a transmitter for the 621B system.
Type: Photograph
Image Date: 1972
Image Taken: White Sands Missile Range, New Mexico, United States
Credit: The Aerospace Corporation
Origin: The Aerospace Corporation.
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Engineers testing a transmitter for the 621B system.