Elevator / Nose / Flap Position Indicator, GE Type DJ11 Boeing

Elevator / Nose / Flap Position Indicator, GE Type DJ11 BoeingThis is a Flap, or Elevator Nose Position Indicator, General Electric Type DJ11 Model 8DJ11PB. While it resembles a flap indicator, the nomenclature on its face ("Elevate" and "Depress") as well as the range on the degrees scale (10 to 0 to 65deg) doesn't seem to support that identification. If it were a Nose angle indicator, it would seem to be for a dive bomber, although they typically attempted to dive as steep as 90deg. Its an interesting

a Torque Pressure Indicator

as long as you "Handle Like Eggs"

for a dual engine aircraft

The compass would be placed in a fixed mount on top of the instrument panel or in the navigators compartment

Once switched On

as used in USN PBM-5 Mariner seaplane

It was used in conjunction with suitable beacons for night landing of parachute troops

"Station") per that indicated in the Next Station window

made by Aerosonic part number RC60V10 for Cessna

model 8DJ28AAN

Model 8DJ3ECC

The pilot merely presses the clearly marked button and turns it until the dot and cross in the annunciator window (two o'clock in the dial rim) alternate steadily