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Ships within 48 hours · Estimated delivery Jun 13 - Jun 18
For Your Every Summer RSVP, with Code: SUMMER15
Description
Directional Gyro Control, US Air Force Type E-4 Autopilot/A-12 Gyrosyn, 673447Here is a Directional 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 USAF type is S3A, and the Sperry part number is 673447. When electrically powered and in flight, the gyro produced directional indication signals which were amplified and transmitted to the autopilot system and indicators on the flight deck of the aircraft. The cover can be
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