Mullard Blackburn GZ34, 5AR4,f31 seriesMullard Blackburn  GZ34, 5AR4, f31 series NOS/NIBOne of the best! Double halo getters, grey plates with no notches, no hole in the pin. Sounds very close to my fat base. Date code: f31 X8E would be 1958.100.00

Mullard Blackburn GZ34, 5AR4, f31 series NOS/NIB [Expired]


no longer for sale

One of the best! Double halo getters, grey plates with no notches, no hole in the pin. Sounds very close to my fat base. Date code: f31 X8E would be 1958.
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pmitch946 

Last 12 months
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Member since April 2011

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