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R.A.F. Henlow Signals Museum Exhibits for disposal

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Resistor_Variable=0315.jpg Responser_IFF=0054.jpg

Rocket_Hand_fired=0333.jpg Signal+Generator_No1=0008.jpg
Resistor
Variable		Responser
IFF		Rheostat
GPO Type F		Rocket
Hand fired		Signal Generator
No1

GPO Rheostat Type F

Uses three sets of resistors using manganin wire wound on ceramic bobbins.

The first set of resistors goes from 40 to 400 ohms in 40 ohm steps, the second set goes from 400 to 4000 ohms in 400 ohm steps.

The third set of resistors of uses 4000 20 10 4 3 2 and 1 ohm switched in and out by use of shorting plugs giving a total resistance of 8440 ohms.
Rheostat<br>GPO Type F

Rheostat GPO Type F (Photograph Number 0099)

Click on the image to get the full size image.
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