R.A.F. Henlow Signals Museum Exhibits

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Test Set Type 210	Test Set Type 210	Test Set Type 74	Test Unit Transmission Type M	Tester Megger

Test Set Type 74

This Oscilloscope-type test set was used to monitor the performance of IFF equipments.
It contains a REceiver and CRT Indicator, plus an internal circuit that radiates test signals to trigger the REceiver of the IFF set under test.
The Type 74 may be powered from 230volt 50c/s mains or from a Rotary Converter that is part of Power Unit Type 195 (input 24volts DC). This unit is serial No. EU4251

Sec/Ref: 10SB/107

Test Set Type 74 (Photograph Number 0224)

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