TC Tubes and Audio Repair

Repair services include tube and solid state gear, turn table set-up, and tube-testing in Twin Cities Metro Area. Authorized Grado and Ortofon dealer.
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6CA7 / EL34 / KT77 tubes

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ElectroHarmonix 6CA7 big bottle tetrode - precision matched

Price: $25.00

The ElectroHarmonix 6CA7EH big bottle tetrode is the budget sleeper tube of the new production EL34/6CA7/KT77 family. Recommended for demanding, higher voltage amps. These tubes can take the heat! Price includes extended burn-in and precision matching.

Genalex Gold Lion KT77 reissue - precision matched

Price: $52.00

These new production Genalex Gold Lion KT77 power tubes can directly substitute for 6CA7 or EL34 type tubes. Price includes extended burn-in and precision matching.

Tung-Sol EL34B reissue - precision matched

Price: $32.00

These new production Tung-Sol EL34B power tubes have a higher impedance design with increased responsiveness and a hint of the 6L6 sound. Price includes extended burn-in and precision matching.

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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