Experimental crystal lamps (H6) using gallium phosphide cut from an ingot

Experimental crystal lamps (H6) using gallium phosphide cut from an ingot

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Experimental crystal lamps (H6) using gallium phosphide cut from an ingot, fabricated by R.Cherry, part of early light emitting diodes, manufactured at Services Electronics Research Laboratory, England, 1960-1969.

Details

Category:
Electronic Components
Object Number:
2012-139
type:
lamp
credit:
Gift of Prof. J. W. Allen