Airspeed Indicator, 900 km/h, Luftwaffe Fahrtmesser Fl.22234 DC-3 mso-style-parent:""

mso-style-parent:""

Here is a WW2-vintage electrical Tachometer measuring up to 3500 RPM

of the guns needed to be trained (turned) left or right

ID-322 as used in the AN/ARN-30 Radio Receiver System (see photos of system and its description in gallery) during the 1950s-60's

Airspeed Indicator, 900 km/h, Luftwaffe Fahrtmesser Fl.22234 DC-3 mso-style-parent:""Here is a WW2 era German Airspeed Indicator FI. 22234, with a maximum airspeed of ~900 km h. As the airspeed increases, rotating the pointer clockwise from the 6 o'clock position, it rotates 360deg past 0 once 800 km h is exceeded, thus following the airspeed index on the inner scale, up to ~900 km h. Alternative markings have been added by hand in red on the exterior glass. According to AircraftCockpits. com, this was used in aircraft such as Do335,