Direction Finding DF Indicator of R.1155 Nav-Com System PV-1 Ventura (The prism has a small

(The prism has a small chip in its lower left corner)

This Shellback certificate is unique because it was from the US Navy's first aircraft carrier

for Air Corps US Army

This is an original WWII-era training booklet published by the US Navy's Aviation Training Division in 1943

When you’re done with the top timer press the left button again

Direction Finding DF Indicator of R.1155 Nav-Com System PV-1 Ventura (The prism has a smallHere is a WWII era Direction Finding (DF) Indicator as used in aircraft of the British Royal Air Force, such as bombers Avro Lancaster, Handley Page Halifax, and Vickers Wellington, and patrol bomber Short Sunderland. The DF Indicator received its signal from the R. 1155 receiver in the radio (wireless) comparment. By seeking a signal from a ground transmitter, the indicator displayed the direction of the transmitter in relation to the aircraft by