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Sylvania 12BH7A - early gray plates

Sylvania 12BH7A - early gray plates
Price: $44.00
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Item Number: 791
Manufacturer: Sylvania
This Sylvania 12BH7A tube has early gray plates and a halo getter. The red print on the glass has the Sylvania logo.
 
Tube tests as new with balanced sections. It ships in its original box with test results for current draw (mA) and transconductance (Gm).
 
This tube is sold individually. Photo is of the actual tube.

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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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