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Electro-Harmonix

Electro-Harmonix 6L6GC Power Valve

690/6L6EH
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Superior power Beam tetrode with large plate dimensions and improved grid structure for increased power handling capabilities. Excellent tone and performance compared to most other 6L6 or KT66 types.

• Modeled after the vintage RCA 6L6GC "blackplate"
• Mica spacers with metal springs eliminate tube rattle and microphonics
• 5881/KT66 equivalent

Electro-Harmonix tubes are all new designs and are of excellent quality. Many OEMs use relabeled Electro-Harmonix vacuum tubes in their amplifiers. If you want great sounding tubes at a very reasonable price, then Electro-Harmonix tubes should be on your list.
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