Drift Sights, Mk II-B Pelorus, and Mk IIC with Recording Base UH-1 25 inches diameter and 3

25 inches diameter and 3 inches deep

achieving the same results by monitoring EGT (exhaust gas temperature)

testing would be required to confirm accurate operation

Bendix 1648-6U-A6-1

Drift Sights, Mk II-B Pelorus, and Mk IIC with Recording Base UH-1 25 inches diameter and 3Here are two types of aircraft Pelorus Drift Sight. A Pelorus Drift Sight is designed to function either as a Pelorus, for taking bearings on objects, or for improving dead reckoning aircraft navigation by measuring the angle between the heading and the track of an airplane. It consists of a small 'telescope' viewing vertically towards the ground, angled toward the direction of the aircraft. When viewing the ground through the scope while in flight,