Attitude Indicator, 5" Type B-1A Lear USAF SMAMA, F-94, B-50, C-130 Aerial Refueling 25 inches by ~7inches deep

25 inches by ~7inches deep

A (-) negative reading indicates current flowing away from the battery (discharge)

The right knob adjusts the pointer

it appears to have been used in the Hispano Aviation HA-1112 "Buchón" fighter used during the Spanish Civil War

Attitude Indicator, 5" Type B-1A Lear USAF SMAMA, F-94, B-50, C-130 Aerial Refueling 25 inches by ~7inches deepThis is an Attitude Indicator, Type B 1A, made by Lear PN 62160 01 MIL I 6501A. It has a service stamp SMAMA (USAF Sacramento Air Materiel Area at McClellan AFB, California) dated Nov 19, 1962. As of 1969, SMAMA managed the logistics support for the F 111A variable sweep wing fighter, as well as the F 100, F 104, F 105, F 84, F 86, T 28, A 1, T 6, and EC 121 aircraft, and is the repair activity on the F I06 fighter interceptor. We have not been able