Attitude Indicator, Type MF-2 Bendix USAF SMAMA B-36 made by Fenwal for the

made by Fenwal for the US Navy's Sub Hunter / Patrol Bomber Lockheed P-3 Orion

See diagram of A4D-1 instrument panel from its flight manual dated 1962

receiving navigational signals from the "Eureka" transmitting station

The GR-1 was used in the US Navy Grumman F7F Tigercat and the Grumman F8F Bearcat fighters in the late 1940's post WWII

dated 1944

Attitude Indicator, Type MF-2 Bendix USAF SMAMA B-36 made by Fenwal for theThis is an Attitude Indicator, Type MF 2, made by Bendix PN 14613 IAK A4. It has a service stamp SMAMA (USAF Sacramento Air Materiel Area at McClellan AFB, California) dated 06 Jan 1964. As of 1969, SMAMA managed the logistics support for the F 111A, F 100, F 104, F 105, F 84, F 86, T 28, A 1, T 6, and EC 121 aircraft, and the repair activity on the F I06 fighter interceptor. This instrument has not yet been specifically linked to any of these