McVitie Weston valve collection
- Made:
- 1935
- maker:
- Mullard Limited
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LicenseMullard output pentode valve, type PEN26, Ct8 base
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Mullard output pentode valve, type PEN26, Ct8 base, marked 'DUMMY', pinch marked 7*, (RMW/Y186A - McVitie Weston number), made by Mullard Limited, 1935.
