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  1. MULLARD GZ34 f32 TESTED STRONG AND BALANCED RARE 1967 BOXED

    RARE MULLARD GZ34 - BOXED. f32 B7A3 CODE FROM JANUARY 1967. TESTED STRONG AND PERFECTLY BALANCED. TESTED ON MY AVO VCM163. CLASSIC TUBES.

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  2. Brimar GZ34 Rectifier Valve Tube Used Tested Good Rare Vintage 1960s

    Rare 1960’s Brimar GZ34 rectifier tube , Fully tested good on my calibrated B&K tube tester . Will be carefully packed and posted tracked.

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  3. GZ34 CV1377 Mullard Rectifier Valve Brown Base Used

    GZ34 CV1377 Mullard valve. Military CV1377 print. Brown base. Tests balanced anodes 92/92. Getter is in good condition.

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  4. Matched Pair Golden Dragon GZ34 5AR4 Valves Tubes NOS Boxed

    Matched Pair CV1377 GZ34 5AR4 Valves Tubes. GOLDEN DRAGON. Original Boxed.

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  5. HALTRON by Mullard GZ34 Large Black Base NOS Tube Amplitrex Tested May24A

    HALTRON by Mullard GZ34. Amplitrex Tested. Valve / Tube. Test results This Valve. one or more item from. Purchasing from.

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  6. 5AR4 GZ34 SOVTEK Rectifier Valve Tube - Fully Tested On AVO - NOS - #17/6

    5AR4 GZ34 SOVTEK VALVE TUBE. Full-Wave Rectifier. NOS Tube (No Box). Fully Tested - Nice & Balanced. TEST RESULTS D1 90 / D2 90.

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  7. 5AR4 GZ34 NOS Rectifier Tube - Matsushita - Balanced diodes - Amplitrex tested

    NOS 5AR4 GZ34 MATSUSHITA TUBE - AMPLITREX TESTED.

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  8. 1x Mullard GZ34 5AR4 16-- Sylvania Label - Blackburn '63 NOS NIB Tested

    NOS, Mullard codes indicate Blackburn factory manufacture, first week of January after 1963. Tested on a Scott integrated amplifier and worked well and then tested as pictured. Box not perfect but in fair enough shape. I will package this properly and ship it promptly

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