Flight Computer Indicator Type A-1 & A-2 and Zero Reader Lancaster with rotating wheels and tabs

with rotating wheels and tabs

multi-component aircraft radio receiving and transmitting system (see 2-page description in photo gallery)

The mach number limit is adjusted for the specific aircraft model by turning the inset screw on the rear case prior to installation

Two BC-434-A Remote Control Boxes

such as the US Army Air Force P-51 Mustang and US Navy Fighter F4U Corsair

Flight Computer Indicator Type A-1 & A-2 and Zero Reader Lancaster with rotating wheels and tabsThis is a Cold War era Flight Computer (Zero Reader) Indicator used on versions of the US Air Force F 86D Sabrejet, F 89 B & C Scorpion, and F 94C Starfire jet fighters. Made by Sperry, part number 673230, with a serial number prefix of AF 51, evidence of a manufacturing year of 1951. According to the F 89 Flight Manual, the flight computer electronically combines attitude, altitude, heading, and radio information to advise the pilot that the aircraft