MIL-S-22820B, MILITARY SPECIFICATION: SERVOMOTOR-TACHOMETER GENERATOR, AC; GENERAL SPECIFICATION FOR (28 NOV 1990)

MIL-S-22820B, MILITARY SPECIFICATION: SERVOMOTOR-TACHOMETER GENERATOR, AC; GENERAL SPECIFICATION FOR (28 NOV 1990)., This specification covers the general requirements for servomotor-tachometer generators integrally built in the same housing utilizing the same shaft.