Wheel and Flap Position Indicator, Type A-3 HUP The Magnesyn compass indicator received

The Magnesyn compass indicator received an electronic signal from a remotely located compass transmitter (which avoids magnetic interference from the engines and other instruments)

When you’re done with the top timer press the left button again

with BU AERO US NAVY on its data label

Indicator ID-92/ARN-6

Included is a clear cover

Wheel and Flap Position Indicator, Type A-3 HUP The Magnesyn compass indicator receivedThis is a WWII era Wheel and Flap Position Indicator, Type A 3, as used in aircraft of the US Army Air Force and US Navy with tail wheel landing gear. According to the Maintenance and Interchangeability Chart dated Feb 1945, the A 3 indicator was used in early versions of fighter P 47 Thunderbolt (see image of the P 47 instrument panel from its flight manual dated 1943) and transport C 46 Commando. It was also used in the fighter P 40F Warhawk