McVitie Weston valve collection, Philco valve, type 6A7E

Made:
1934
maker:
Philco Corporation

Philco valve, type 6A7E, glass envelope marked 6A7, (RMW/Y121 - McVitie Weston number), by Philco Corporation, 1934.

Details

Category:
Electronic Components
Object Number:
1972-141/1634
type:
valve
credit:
STC plc