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6CA7 / EL34 / KT77 tubes
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.
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The 1965-66 Mullard Xf2 EL34 / 6CA7 tubes in this precisely matched quad were made in Great Britain (Blackburn factory code). They have dual halo getters, welded gray plates, and black bases. Click "more info" for test results.
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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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