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Brimar 12AT7 / ECC81 - black plates

Brimar 12AT7 / ECC81 - black plates, Mullard label
Price: $44.00
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Item Number: 837
Manufacturer: Brimar
This 1966 Brimar 12AT7 / ECC81 tube has black wing style plates with copper grid posts and a halo getter. The white print on the glass has Mullard IEC logo and says "Made in England."  
 
Tube tests as new with very low noise. It ships in a new white box with test results for current draw (mA) and transconductance (Gm).
 
This tube is sold individually. Photo is of a sample from the lot. Matched pairs, when available, are listed as Item 1120.

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Mullard 12AT7 / ECC81 - Bugle Boy label
Mullard 12AT7 / ECC81 - Bugle Boy label
Price: $54.00
Mullard 12AT7 / ECC81 - Bugle Boy label
This 1965 Mullard 12AT7 / ECC81 has gray wing style plates and a halo getter (Tk3 series). The white Bugle Boy label is in excellent condition and the Blackburn, UK factory code is etched in the glass. Tube tests as new with very low noise.
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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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