VERY HARD TO FIND : SELECTED 6B4g monoplate

DUE to stockage, glass and base can be dirty...

 TUBES TESTED AS NEW ON METRIX U61b

Lampe Valve Valvola Valvula Röhre チューブがぶ飲みが します type : Triode power output or preamp tube amp

Quantity :  2 Tubes

Can be used for power triode amp with finest double c-core parmeko / Gardners / Greshams / Freed / Partridge transformer / Bendix / Choke as VT24 GPO , CV1636, 300b, 2a3, 45, 46, 50, VT-52, 300B, 205D, R120, VT25, 10Y, RS242, PTT3, 101d, R120...

Nice for single ended tube amp , pusch pull or old radio.

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