Electro-Harmonix

New Gain Tested Electro-Harmonix 12AT7 / ECC81 Vacuum Tube The large plate format 12AT7 has a slightly lower voltage gain than its 12AX7 counterpart coupled with a higher plate current - making it...

New Plate Current Matched Octet of Electro-Harmonix 7868 Vacuum Tubes Thanks to Electro-Harmonix we have this wonderful new production 7868. This is the one and only new production 7868 currently...

New Plate Current Matched Quad of Electro-Harmonix 7868 Vacuum Tubes Thanks to Electro-Harmonix we have this wonderful new production 7868. This is the one and only new production 7868 currently...

New Plate Current Matched Pair of Electro-Harmonix 7868 Vacuum Tubes  Thanks to Electro-Harmonix we have this wonderful new production 7868. This is the one and only new production 7868...

New Plate Current Tested Electro-Harmonix 7868 Vacuum Tube Thanks to Electro-Harmonix we have this wonderful new production 7868. This is the one and only new production 7868 currently being made...

New Matched Quad of Electro-Harmonix 6H30Pi GOLD PINS Vacuum Tubes The Electro-Harmonix 6H30Pi is an excellent and well-rounded preamp tube. With gold plates pins, they will never corrode. All of...

New Matched Trio of Electro-Harmonix 6H30Pi Gold Pins Vacuum Tubes The Electro-Harmonix 6H30Pi is an excellent and well-rounded preamp tube. With gold plates pins, they will never corrode. All of...

New Matched Pair of Electro-Harmonix 6H30Pi GOLD PINS Vacuum Tubes The Electro-Harmonix 6H30Pi is an excellent and well-rounded preamp tube. With gold plates pins, they will never corrode. All of...

New Electro-Harmonix 6H30Pi Vacuum Tube The Electro-Harmonix 6H30Pi is an excellent and well-rounded preamp tube. With gold plates pins, they will never corrode. All of Electro-Harmonix gold pin...

New Gain Matched Pair of Electro-Harmonix 6922 / E88CC GOLD PINS Vacuum Tubes This is the same tube as the standard Electro-Harmonix 6922 with a few differences. The pins are plated with gold to...

New Gain Tested Electro-Harmonix 6922 / E88CC GOLD PINS Vacuum Tube This is the same tube as the standard Electro-Harmonix 6922 with a few differences. The pins are plated with gold to prevent...

New Gain Matched Sextet of Electro-Harmonix 12AU7 / ECC82 GOLD PINS Vacuum Tubes This is the same tube as the standard Electro-Harmonix 12AU7 with a few big differences. The pins are plated with gold...

New Gain Matched Quad of Electro-Harmonix 12AU7 / ECC82 GOLD PINS Vacuum Tubes This is the same tube as the standard Electro-Harmonix 12AU7 with a few big differences. The pins are plated with gold...

New Gain Matched Trio of Electro-Harmonix 12AU7 / ECC82 GOLD PINS Vacuum Tubes This is the same tube as the standard Electro-Harmonix 12AU7 with a few big differences. The pins are plated with gold...

New Gain Matched Pair of Electro-Harmonix 12AU7 / ECC82 GOLD PINS Vacuum Tubes This is the same tube as the standard Electro-Harmonix 12AU7 with a few big differences. The pins are plated with gold...

New Gain Tested Electro-Harmonix 12AU7 / ECC82 GOLD PINS Vacuum Tubes This is the same tube as the standard Electro-Harmonix 12AU7 with a few big differences. The pins are plated with gold to prevent...

New Gain Matched Quad of Electro-Harmonix 12AX7 / ECC83 GOLD PINS Vacuum Tubes This is the same tube as the Electro-Harmonix 12AX7 with a few big differences. The pins are plated with gold to prevent...

New Gain Matched Pair of Electro-Harmonix 12AX7 / ECC83 GOLD PINS Vacuum Tube This is the same tube as the Electro-Harmonix 12AX7 with a few big differences. The pins are plated with gold to prevent...

New Gain Tested Electro-Harmonix 12AX7 / ECC83 GOLD PINS Vacuum Tubes This is the same tube as the Electro-Harmonix 12AX7 with a few big differences. The pins are plated with gold to prevent...

New Gain Matched Pair of Electro-Harmonix EF86 (6267) Vacuum Tubes There is finally a new production EF86 and a great audio pentode for many different applications. The vintage EF86s, while having...

New Gain Tested Electro-Harmonix EF86 (6267) Vacuum Tube There is finally a new production EF86 and a great audio pentode for many different applications. The vintage EF86s, while having great tone,...

New Plate Current Matched Quad of Electro-Harmonix 6973 Vacuum Tubes Thanks to Electro-Harmonix the 6973 is finally affordable and easy to find! This tube has long caused trouble as the originals are...

New Plate Current Matched Pair of Electro-Harmonix 6973 Vacuum Tubes Thanks to Electro-Harmonix the 6973 is finally affordable and easy to find! This tube has long caused trouble as the originals are...

New Plate Current Tested Electro-Harmonix 6973 Vacuum Tube Thanks to Electro-Harmonix the 6973 is finally affordable and easy to find! This tube has long caused trouble as the originals are so scarce...

New Plate Current Matched Octet of Electro-Harmonix 6L6GC Vacuum Tubes Modeled after the vintage RCA 6L6GC black plate, the 6L6EH features large plate dimensions and improved grid structure for...

New Plate Current Matched Quad of Electro-Harmonix 6L6GC Vacuum Tubes Modeled after the vintage RCA 6L6GC black plate, the 6L6EH features large plate dimensions and improved grid structure for...

New Plate Current Matched Pair of Electro-Harmonix 6L6GC Vacuum Tubes Modeled after the vintage RCA 6L6GC black plate, the 6L6EH features large plate dimensions and improved grid structure for...

New Plate Current Tested Electro-Harmonix 6L6GC Vacuum Tube Modeled after the vintage RCA 6L6GC black plate, the 6L6EH features large plate dimensions and improved grid structure for increased power...

New Plate Current Matched Quad of Electro-Harmonix KT90 Vacuum Tubes This tube has a bit more power than a KT88 but with the classic warm, bass-drenched sound of an EL34. The tube really is the best...

New Plate Current Matched Pair of Electro-Harmonix KT90 Vacuum Tubes This tube has a bit more power than a KT88 but with the classic warm, bass-drenched sound of an EL34. The tube really is the best...

New Plate Current Tested Electro-Harmonix KT90 Vacuum Tubes This tube has a bit more power than a KT88 but with the classic warm, bass-drenched sound of an EL34. The tube really is the best of both...

New Plate Current Matched Quad of Electro-Harmonix KT88 Vacuum Tubes The Electro-Harmonix KT88 is different than the Electro-Harmonix 6550. While they are both great tubes, the KT88 version is...

New Plate Current Matched Pair of Electro-Harmonix KT88 Vacuum Tubes The Electro-Harmonix KT88 is different than the Electro-Harmonix 6550. While they are both great tubes, the KT88 version is...

New Plate Current Tested Electro-Harmonix KT88 Vacuum Tube The Electro-Harmonix KT88 is different than the Electro-Harmonix 6550. While they are both great tubes, the KT88 version is modeled after...

New Plate Current Matched Pair of Electro-Harmonix EL84 (6BQ5) Vacuum Tubes Finally, an Electro-Harmonix version of the EL84 power tube. Expect them to take the heat in AC30 amps. Electro-Harmonix...

New Plate Current Tested Electro-Harmonix EL84 (6BQ5) Vacuum Tube Finally, an Electro-Harmonix version of the EL84 power tube. Expect them to take the heat in AC30 amps. Electro-Harmonix says this...

New Gain Matched Octet of Electro-Harmonix EL34 Vacuum Tubes The Electro-Harmonix EL34EH is extremely musical and predictable with a sound that is rich, smooth, and detailed without being edgy. It is...

New Gain Matched Sextet of Electro-Harmonix EL34 Vacuum Tubes The Electro-Harmonix EL34EH is extremely musical and predictable with a sound that is rich, smooth, and detailed without being edgy. It...

New Plate Current Matched Quad of Electro-Harmonix EL34 Vacuum Tubes The Electro-Harmonix EL34EH is extremely musical and predictable with a sound that is rich, smooth, and detailed without being...

New Plate Current Matched Pair of 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...