Pilot Director Indicator for C-1 Autopilot, WWII B-29, B-24, B-17 F-106

Pilot Director Indicator for C-1 Autopilot, WWII B-29, B-24, B-17 F-106The Pilot Director Indicator (PDI) was used during WWII in bombers of the US Army Air Force , including heavy bombers B 17 Flying Fortress, B 24 Liberator, and B 29 Superfortress and medium bombers B 25 Mitchell and B 26 Marauder, and US Navy's PBY5A Catalina and PB4Y Privateer. The PDI was located on the pilots instrument panel, and received signals from the bombardier to indicate his desired course changes, left or right, to obtain an accurate bomb

25in diameter and ~ 2

It has the (c) Cruver symbol and is dated 9-43

These manuals are in good condition given their age

It has a service stamp SMAMA (USAF Sacramento Air Materiel Area at McClellan AFB

The master switch is switched by pulling (ignition off) or depressing (ignition on) the center post

and the night-fighter N versions equipped with AN/APS-6 radar system

WW2-vintage Vertical Gyro module of the Type A-3A Automatic Pilot system

The flight computer indicator is in good condition given its age

but it's certainly an interesting item nonetheless

The C-12 Altimeter was used across all aircraft of the Air Corps US Army

as is the banking indicator (fluid is intact)

25 inches diameter and ~4 inches deep