Flap Position Indicator, 0-45 Degrees, Bendix Type 20000-11M-4 Halifax which in turn would transmit

which in turn would transmit these signals to smaller repeater indicators located at other positions such as the pilots instrument panel

Aichi M6A Submarine-launched Attack Seaplane Seiran

having an accuracy within plus or minus 6 feet on the 400-foot range and within plus or minus 60 feet on the 4000-foot range

Pipsqueak was a simple radio navigation system used by the British during the early part of World War II

The 80+ page second section describes sighting and sights

Flap Position Indicator, 0-45 Degrees, Bendix Type 20000-11M-4 Halifax which in turn would transmitThis is a vintage Wing Flap Position Indicator made by Bendix. The instrument is in exceptional condition for its age, likely 1940 50's vintage, likely for a large multi engine aircraft. The dial markings are clear and the glass and case are intact. See photos. Measures 3. 25 inches diameter and ~3 inches deep.