Flux Gate Gyro Master Compass Indicator, AN5752-2, WWII B-17, B-24, B-29 OH-6 Cayuse This is an excellent specimen

This is an excellent specimen of the Contact Altimeter (Kontakt-Hohenmesser) Fl

the 6A/1581 appeared in the DeHavilland Mosquito

but includes "12V DC"

It was used in the H-21 Shawnee/Workhorse Piasecki Helicopter

made by Filotecnica Sperry in Milano Italy

Flux Gate Gyro Master Compass Indicator, AN5752-2, WWII B-17, B-24, B-29 OH-6 Cayuse This is an excellent specimenThe Master Compass Indicator AN5752 2 was an integral component of the WWII era Bendix Gyro Flux Gate Compass System used in aircraft such as the B 17, B 24, and B 29. The 7 component Flux Gate Compass system was designed to provide accurate navigational guidance using the earth's magnetic forces by minimizing interference from the systems of the aircraft, such as its turrets, guns, and engines. A flux gate gyro transmitter typically located within