Vertical Gyro Control, US Air Force Type E-4 Autopilot/A-12 Gyrosyn, 656518 F4U Corsair and engines

and engines

as documented in the F-86F Maintenance Manual dated Sept 1954 (see photo of page from this manual showing the instrument and the AN #)

as used in B-17s (glass cracked)

See the photo of the Sherman Tank with the driver's and assistant driver's hatches open

It is in very nice condition given its age

Vertical Gyro Control, US Air Force Type E-4 Autopilot/A-12 Gyrosyn, 656518 F4U Corsair and enginesHere is a Vertical Gyro Control of the Sperry A 12 Gyrosyn Automatic Pilot, known in the US Air Force as the Type E 4 autopilot system during the late 1940's and 1950's. The Sperry part number is 656518 and labeled for a Boeing aircraft specification. When electrically powered and in flight, the gyro produced vertical attitude signals which were amplified and transmitted to the autopilot system and indicators on the flight deck of the aircraft. The