Compass, Aperiodic, US Navy Aviation, 88-C-845 (Type D-12) Bf-109 As the aircraft exceeds 17

As the aircraft exceeds 17

Bendix Magnesyn

such as torpedo bomber TBM Avenger (see image from TBM Flight Manual)

or Naval Air Facility Detroit (MI)

for the Air Corps

Compass, Aperiodic, US Navy Aviation, 88-C-845 (Type D-12) Bf-109 As the aircraft exceeds 17The US Navy 88 C 845 (USAAF Type D 12) Direct Reading Aperiodic Navigational Compass was used at the navigators station across many US Navy WWII aircraft, including patrol bombers PBY Catalina, PB2Y Coronado, PB4 Privateer, PV 1 Ventura and PV 2 Harpoon. Made by Bendix, part number 1828 1 A. The navigators' direct reading compass is known as an aperiodic (without a period) compass, since the needle returns to rest quickly and without appreciable