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)

was part of the direction finding and landing system "PeilG V" and "PeilG 6" as well as the FuG 16 Z / ZY

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

The thumbscrew on the end of the device loosens

This is an original Cold-War-era Gunnery Manual for the USAF's strategic bomber Boeing B-36 and RB-36 Peacemaker

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