GZ34 Mullard with metal base ultra rare Holy Grail CV1377 5AR4 tv1 and tv2 code pair tested 100%

Description

The GZ34 was first introduced in 1954 and described by Philips Mullard as a high current rectifier for any set. It is an indirectly heated valve having the cathode attached to one side of the heater 

AudioMagical will show mostly all GZ34 variations with codes and pictures of them all.

We are proud to sell two pairs of Mullard GZ34 with metal base.

This is the second pair of ultra rare Mullard GZ34 with code tv1 and tv2.

Possibly, special top barium coating

Made in the early 1950s first batch first series

Same shape and construction

Mullard metal base GZ34 tested with AVO 163 at 100% on both anodes A1=A2 100%