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Tube Services
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Detailed photos of tubes and parts
- Secure payment options
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Fast, convenient shipping around the world
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Vintage US and Euro tubes, including guitar tubes and rare triodes
- Find out when your Telefunken tube was made: Telefunken tube date codes
- Read what our customers are saying
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Repair services
- Vintage audio repair services in Twin Cities Metro area, specializing in tube audio and turntables. Our shop is available by appointment. Contact us.
- Authorized Ortofon, Grado, and Cardas dealer.
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This 1950 Sylvania 6SN7GT tube is from the "Bad Boy" era of Sylvania 6SN7 production. The early black plates have 3 rivets with copper grid posts. The green print on the base has the early lightning logo. Tube tests as new with balanced sections.
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This 1972 Telefunken EF86 tube has silver plates and a halo getter. The base has the diamond imprint in the glass. Tube tests as new with very low noise.
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This 1962 Sylvania 6189 is a premium 12AU7WA tube type. It has gray plates, triple micas, and extra support rods. The gold print on the glass reads "JHS-6189 / 12AU7WA." Tube tests as new with balanced sections and very low noise.
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This 1957 RCA 5V4G rectifier tube has an ST bottle, black plates, and a bottom D getter. The silver print on the base has the RCA logo. Tube tests as new and ships in its original box.
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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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