Voltmeter, 15V, WWII Japanese Aircraft Martin

Voltmeter, 15V, WWII Japanese Aircraft MartinThis is a Japanese Voltmeter,15V. It is presumed to be a WWII era indicator used in aircraft of the Japanese Army or Navy. This has not been verified. Aircraft that may have used this have not yet been identified. It is in good condition given its age. Measures ~2. 5 inches diameter and ~1. 5 inches deep. The glass and case are intact and the lettering is distinct.

such as the F-86 Sabrejet

and a spider-type compensator

Pressure Indicator

At almost 200 pages

designed for aeronautical use

which rotates the checklist around a vertical axis

or 64 frames per second

as used in large aircraft in both British military and civil service during the 1950's in Reconnaissance/Bomber aircraft such as the Avro Shackleton and English Electric Canberra

It has two markers

likely to allow illumination from a light source mounted internally in the dashboard

which would likely be determined by the type of aircraft to be refueled on a mission

the pointer indicates altitude along the inner green scale