GZ32 Mullard Square getter code r71 British made pair audio rectifiers 52KU 5V4G 5AQ4 CV593 tested 100%

Mullard GZ32 with Square getter £ 100 pair

Description

The GZ32 is a medium power indirectly heated full wave rectifier for all use both in audio amplification and radio.

The early GZ32 made by Philips Mullard have numbers on glass with special glass treatment, usually cup or full getter, but also square and round getter 

Pair of Mullard BVA GZ32 square getter code on glass R71 B made at Blackburn UK

Excellent with all vintage and modern amplifiers

Tested with AVO VCM 163

Each valve tested 100% with A1=A2 100% balanced

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