Radio Operator's Information File KC-135

Radio Operator's Information File KC-135This is an original WWII era Radio Operator's Information File published in 1944 (updated 1945) by the US Army Air Force. It is the basic reference book for aircraft radio operators in the performance of their duties. See photos. The page numbers are by section, so total pages are not estimated here. It is about 1 2 inch thick. All pages are intact as is the soft cover. It is in exceptional condition given its age.

and P-47 Thunderbolt

was essential in order for the observer (whether in the air e

It included a toggle in the center to test that the bulbs were good

This Cold War / Vietnam War era Radio Magnetic Indicator (RMI) ID 250/ARN was made by Bendix for use in aircraft of the US military in the 1950/60's and used in the AN/ARN-14 Radio Navigational System (see illustrations)

3 inches tall by ~5 inches wide and ~5 inches deep

Type AN5780-3

made the worker a true slave of the capitalist state

The indicator is also marked with K

such as the P-40

made by Tanaka

After winding

which told him how far he was from the point of touch-down