One, Tung Sol branded, Mullard made, 5AR4 GZ34, f32, 4-notch, Gt Britain, 1964
USD 164.95 USD
Specifications
| Brand | Mullard |
| Type | Vacuum Tube |
| Model | GZ34 |
| MPN | 5AR4 |
| Country Of Origin | United Kingdom |
Grey plates, f32 construction, 4 notch plates, dual halo getter. "Gt Britain". Firm base, excellent silvering. Tube tests at 170-168 where pass/fail is 80. Tube has the etched date code "f32 B4H1", manufactured by Mullard in the Blackburn plant in April of 1964.
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