Engine Gauge Unit (Triple), AN5773-1 TBM Avenger The red/green markings on the

The red/green markings on the scale match the operating limits for the C-46 according to the C-46 Flight Manual dated 1945

The Bomb Release Control (Intervalometer) permitted a bombardier to control the number of bombs dropped per release and their impact spacing

with operating limits of the last aircraft in which it was installed marked on the glass

which were picked up by aircraft on their approach to land

Engine Gauge Unit (Triple), AN5773-1 TBM Avenger The red/green markings on theThe WWII era Engine Gauge Unit (aka Triple Gauge), AN5773 1, displayed the performance of 3 engine parameters in one instrument: Oil Temperature, Oil Pressure, and Fuel Pressure. The AN5773 1 unit was used in the US Army Air Force fighters P 38L Lightning and P 63 King Cobra, according to their Maintenance Interchangeability Chart dated Feb 1945, as well as having been used in other military aircraft post war. This instrument is in reasonable