MIL-A-83419C, MILITARY SPECIFICATION: ALTIMETER, SERVO CONTROLLED, AUTOMATIC PRESSURE STANDBY (15-OCT-1979) [S/s by MIL-prf-83419D]

MIL-A-83419C, MILITARY SPECIFICATION: ALTIMETER, SERVO CONTROLLED, AUTOMATIC PRESSURE STANDBY (15-OCT-1979) [S/s by MIL-prf-83419D]., This specification covers servo controlled altimeters with counter-drum -pointer display featuring pneumatic standby and an electrical outboard of barosetting.