A-A-50753 1987 Edition, March 2, 1987
GENERATOR, VARIABLE FREQUENCY
Includes all amendments and changes through Cancellation Notice 1, October 5, 2007
Additional Comments: CNCL NO S/S
Generator designed for field, shop or laboratory testing and calibration of electro mechanical and solid state instantaneous and time delay under and over frequency relays. It is a portable test set used on tranducers, recorders and synchronizers.