McVitie Weston valve collection, Ramsay C.R.T. (Experimental) valve

Made:
1923
maker:
Unknown

Ramsay C.R.T. (Experimental) valve, glass envelope 2.5in diam x 1ft 8in long overall, with side tube 3.5in long, marked - Tube 207A, electrode structure broken, (RMW/K23B - McVitie Weston number), by Unknown maker, 1923.

Details

Category:
Electronic Components
Object Number:
1972-141/1407
type:
valve
credit:
STC plc

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