Pitot Tube, Luftwaffe Aircraft, Düse Sedü 3.5, W.28670 Piasecki This item has a serial

This item has a serial number prefix of AF-48

000 meters

Navigator/Bombardier) to control the aircraft while on a bombing run

The system included a sighting head connected to a mechanical (pneumatic) computer

Pitot Tube, Luftwaffe Aircraft, Düse Sedü 3.5, W.28670 Piasecki This item has a serialHere is a WWII era aircraft Pitot Tube as used in aircraft of the German Luftwaffe. It is marked Dse Sed 3. 5 (3. 5 = nozzle coefficient), W. 28670, made by Original Bruhn of Berlin. Typically mounted under the wing or fuselage of the aircraft, the pitot tube was employed by pitot statically driven instruments to perform their function, e. g., airspeed indicator, vertical velocity rate of climb indicators, and altimeters by measuring the differential