Autopilot, Directional Gyro, Type A-3A, Jack & Heintz Halifax

Autopilot, Directional Gyro, Type A-3A, Jack & Heintz HalifaxHere is a WWII era Directional Gyro module of the Type A 3A Automatic Pilot system, made by Jack & Heintz, with a serial # prefix of 42, indicating a manufacturing date of 1942, for the US Army Air Force. Would be connected with the Vertical Gyro module and the Speed Control Valves of the same system and installed on the flight control panel. The A 3A autopilot was used in bombers B 24C Liberator, B 25C,D,G Mitchell (see images from B 25 flight

Used to alter the Heading Index

for MN-26 and RA-10 Radio Receivers as used in bomber and transport aircraft of the US Army Air Force and US Navy

formation flight

The compass consists primarily of a cylindrical metal bowl filled with compass fluid

with a maximum airspeed of ~900 km/h

OCAMA managed repairs and furnished spare parts for the B-52

Here is an Altimeter

This particular specimen has a serial number showing a year of manufacture of 1939

This PDI is in exceptional condition for its age and could be new old stock

Here is a WW2-era German Airspeed Indicator FI

Defensive Armament

an image of the spirit level can be seen projected vertically within the sighting tube