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GE 12B4 / 12B4A - matched pair

GE 12B4 / 12B4A - matched pair
Price: $39.00
3 matched pair in stock
Item Number: 730
Manufacturer: GE
The 1960s GE 12B4A tubes in this matched pair have black plates and halo getters with lots of flashing. The white print on the glass has the GE logo.
 
Both tubes test as new and are matched for both transconductance (Gm) and current draw (mA). They ship in new white boxes with test results.
 
These tubes are sold as a matched pair. Photo is of a sample pair from the lot.
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.

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