MIL-T-981A, MILITARY SPECIFICATION: TRANSFORMER, POWER, VOLTAGE REGULATING (11 AUG 1960) [NO S/S DOCUMENT]

MIL-T-981A, MILITARY SPECIFICATION: TRANSFORMER, POWER, VOLTAGE REGULATING (11 AUG 1960) [NO S/S DOCUMENT]., This specification covers automatic voltage regulating transformers of the dry type, employing natural draft ventilation, for continuous duty with Naval radar and radio equipment.