Airspeed / Mach Speed Indicator, A-7E Corsair II C-54 Here is a fine specimen

Here is a fine specimen of a Swiss-made 24 hour

were naive

The junction box would be installed beneath the skin of the fuselage

The instrument has two neon lamps which are lit when passing directly over the appropriate marker beacon

Here is a fine example of the Reflector Gun Sight Mk IIIA

Airspeed / Mach Speed Indicator, A-7E Corsair II C-54 Here is a fine specimenThis is a late 1960 70's era combination Airspeed and Mach Number indicator with Maximum Allowable Speed indicator, Type B020022115, made by Astek. This indicator was used in the E version of the US Air Force's A 7 Corsair II Attack aircraft. The contract number on the instrument has been positively identified in a US Dept of Defense document as corresponding to a US Navy order for A 7E aircraft with LTV in FY1967 69. See image of a A 7E instrument