Electro-Harmonix

New Plate Current Tested Electro-Harmonix EL34 Vacuum Tube The Electro-Harmonix EL34EH is extremely musical and predictable with a sound that is rich, smooth, and detailed without being edgy. It is...

New Plate Current Matched Octet of Electro-Harmonix 6V6 (6V6GT) Vacuum Tubes The all new 6V6EH combines a specially developed cathode coating, careful alignment of the grid, and tri-alloy plate...

New Plate Current Matched Sextet of Electro-Harmonix 6V6 (6V6GT) Vacuum Tubes The all new 6V6EH combines a specially developed cathode coating, careful alignment of the grid, and tri-alloy plate...

New Plate Current Matched Quad of Electro-Harmonix 6V6 (6V6GT) Vacuum Tubes The all new 6V6EH combines a specially developed cathode coating, careful alignment of the grid, and tri-alloy plate...

New Plate Current Matched Pair of Electro-Harmonix 6V6 (6V6GT) Vacuum Tubes The all new 6V6EH combines a specially developed cathode coating, careful alignment of the grid, and tri-alloy plate...

New Plate Current Tested Electro-Harmonix 6V6 (6V6GT) Vacuum Tube The all new 6V6EH combines a specially developed cathode coating, careful alignment of the grid, and tri-alloy plate material to...

New Matched Quad of Electro-Harmonix 6BM8 (ECL82) Vacuum Tubes The world's only new production 6BM8 featuring a more robust plate structure for better sound. A fairly obscure tube but popular enough...

New Matched Pair of Electro-Harmonix 6BM8 (ECL82) Vacuum Tubes The world's only new production 6BM8 featuring a more robust plate structure for better sound. A fairly obscure tube but popular enough...

New Tested Electro-Harmonix 6BM8 (ECL82) Vacuum Tube The world's only new production 6BM8 featuring a more robust plate structure for better sound. A fairly obscure tube but popular enough that...

New Gain Matched Quad of Electro-Harmonix 6922 Vacuum Tubes The 6922 is famous for its high gain and high general mutual transconductance. They're one of the sweetest and most dynamic 6922’s...

New Gain Matched Trio of Electro-Harmonix 6922 Vacuum Tubes The 6922 is famous for its high gain and high general mutual transconductance. They're one of the sweetest and most dynamic 6922’s...

New Gain Matched Pair of Electro-Harmonix 6922 Vacuum Tubes The 6922 is famous for its high gain and high general mutual transconductance. They're one of the sweetest and most dynamic 6922’s...

New Electro-Harmonix 6922 Vacuum Tube The 6922 is famous for its high gain and high general mutual transconductance. They're one of the sweetest and most dynamic 6922’s out. The 6922 is the...

New Plate Current Matched Pair of Electro-Harmonix 6550 Ceramic Vacuum Tubes The 6550EH is one of the finest new production tubes for any amp using 6550 or KT88. The 6550EH offers the maximum power...

New Plate Current Tested Electro-Harmonix 6550EH Vacuum Tube  The 6550EH is one of the finest new production tubes for any amp using 6550 or KT88. The 6550EH offers the maximum power of any 6550...

New Factory Tested & Matched Quad of Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes Ultra-long life, high-quality construction, and superior sonics with improved performance make it a top...

New Factory Tested & Matched Pair of Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes Ultra-long life, high-quality construction, and superior sonics with improved performance make it a top...

New Factory Tested Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tube Ultra-long life, high-quality construction, and superior sonics with improved performance make it a top choice over 300B types...

New Matched Quad of Electro-Harmonix 5U4GB Vacuum Tubes Modeled after the famous RCA black plate 5U4GB, this is one of the best rectifier tubes out today. This is the newer version with improved grid...

New Matched Pair of Electro-Harmonix 5U4GB Vacuum Tubes Modeled after the famous RCA black plate 5U4GB, this is one of the best rectifier tubes out today. This is the newer version with improved grid...

New Tested Electro-Harmonix 5U4GB Vacuum Tube Modeled after the famous RCA black plate 5U4GB, this is one of the best rectifier tubes out today. This is the newer version with improved grid structure...

New Gain Matched Quad of Electro-Harmonix 12AY7 / 6072A Vacuum Tubes One of the only current production 12AY7 tubes on the market. This tube has proven itself and has stood the test of time. Molded...

New Gain Matched Trio of Electro-Harmonix 12AY7 / 6072A Vacuum Tubes One of the only current production 12AY7 tubes on the market. This tube has proven itself and has stood the test of time. Molded...

New Gain Matched Pair of Electro-Harmonix 12AY7 / 6072A Vacuum Tubes One of the only current production 12AY7 tubes on the market. This tube has proven itself and has stood the test of time. Molded...

New Gain Tested Electro-Harmonix 12AY7 / 6072A Vacuum Tube One of the only current production 12AY7 tubes on the market. This tube has proven itself and has stood the test of time. Molded after the...

New Gain Matched Octet of Electro-Harmonix 12AU7 / ECC82 Vacuum Tubes Built around the original GE 6189; this is a low microphonic, industrial-grade 12AU7. This tube has a very clear and warm sound...

New Gain Matched Quad of Electro-Harmonix 12AU7 / ECC82 Vacuum Tubes Built around the original GE 6189; this is a low microphonic, industrial-grade 12AU7. This tube has a very clear and warm sound...

New Gain Matched Trio of Electro-Harmonix 12AU7 / ECC82 Vacuum Tubes Built around the original GE 6189; this is a low microphonic, industrial-grade 12AU7. This tube has a very clear and warm sound...

New Gain Matched Pair of Electro-Harmonix 12AU7 / ECC82 Vacuum Tubes Built around the original GE 6189; this is a low microphonic, industrial-grade 12AU7. This tube has a very clear and warm sound...

New Gain Tested Electro-Harmonix 12AU7 / ECC82 Vacuum Tube Built around the original GE 6189; this is a low microphonic, industrial-grade 12AU7. This tube has a very clear and warm sound that was...

New Gain Matched Septet of Elector-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut...

New Plate Current Matched Octet of Electro-Harmonix 6CA7 (EL34) Fat Bottle Vacuum Tubes This classic big bottle 6CA7 is a tetrode rather than a pentode like the EL34. Both tubes...

New Plate Current Matched Sextet of Electro-Harmonix 6CA7 (EL34) Fat Bottle Vacuum Tubes    This classic big bottle 6CA7 is a tetrode rather than a pentode like the EL34. Both tubes...

New Gain Matched Octet of Electro-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut...

New Gain Matched Sextet of Electro-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut...

New Gain Matched Quintet of Electro-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut...

New Gain Matched Quad of Electro-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut down...

New Gain Matched Trio of Electro-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut down...

New Gain Matched Pair of Electro-Harmonix 12AX7 Vacuum Tubes The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut down...

New Electro-Harmonix 12AX7 Vacuum Tube The EHX 12AX7 has become a standard, known for it's high gain and excellent mids and bass. It has a spiral wound filament to help cut down on noise and hum just...