New Production Audio & Guitar

New Gain Tested Tung-Sol 6SL7 (6SL7GT) Vacuum Tube The Tung-Sol 6SL7 / 6SL7GT is a warm and detailed tube. It’s one of the only new production 6SL7s available, and these are robust with excellent dynamics. Will work in place of: 5AR4, GZ34,...

New Matched Quad of Tung-Sol 5AR4 / GZ34 Reissue Vacuum Tubes The Tung-Sol 5AR4 was built tough for stable voltages. This rectifier tube will help smooth out your DC voltage which will in turn give you a more stable, predictable tone. A reissue that is...

New Matched Pair of Tung-Sol 5AR4 / GZ34 Reissue Vacuum Tube The Tung-Sol 5AR4 was built tough for stable voltages. This rectifier tube will help smooth out your DC voltage which will in turn give you a more stable, predictable tone. A reissue that is...

New Tested Tung-Sol 5AR4 / GZ34 Reissue Vacuum Tube The Tung-Sol 5AR4 was built tough for stable voltages. This rectifier tube will help smooth out your DC voltage which will in turn give you a more stable, predictable tone. A reissue that is reliable,...

New Gain Matched Sextet of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...

New Gain Matched Quintet of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...

New Gain Matched Quad of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...

New Gain Matched Trio of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...

New Gain Matched Pair of Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tubes These tubes are high gain, low noise and are VERY warm and detailed. The filaments are almost completely encased within the plates so they don't light up much, but it effectively...

New Gain Tested Tung-Sol 12AX7 / ECC803S GOLD PINS Vacuum Tube These tubes are high gain, low noise, and are VERY warm and detailed.The filaments are almost completely encased within the plates so they don't light up much, but it effectively helps to...

New Gain Matched Quad of Tung-Sol 12AU7 / 6189 (ECC82) Reissue Vacuum Tubes One of the best modern 12AU7s on the market, the official model number is 12AU7WA / 6189 which is the military designation for the 12AU7. With a rich and detailed tone, the...

New Gain Matched Trio of Tung-Sol 12AU7 / 6189 (ECC82) Reissue Vacuum Tubes One of the best modern 12AU7s on the market, the official model number is 12AU7WA / 6189 which is the military designation for the 12AU7. With a rich and detailed tone, the...

New Gain Matched Pair of Tung-Sol 12AU7 / 6189 (ECC82) Reissue Vacuum Tubes One of the best modern 12AU7s on the market, the official model number is 12AU7WA / 6189 which is the military designation for the 12AU7. With a rich and detailed tone, the...

New Gain Tested Tung-Sol 12AU7 / 6189 (ECC82) Reissue Vacuum Tube  One of the best modern 12AU7s on the market, the official model number is 12AU7WA / 6189 which is the military designation for the 12AU7. With a rich and detailed tone, the Tung-Sol...

New Gain Matched Quad of Tung-Sol 12AT7 / 6201 (ECC81) Reissue Vacuum Tubes One of the best modern 12AT7s on the market, the official model number is 12AT7WA / 6201 which is the military designation for the 12AT7. With a rich and detailed tone, the...

New Gain Matched Trio of Tung-Sol 12AT7 / 6201 (ECC81) Reissue Vacuum Tubes One of the best modern 12AT7s on the market, the official model number is 12AT7WA / 6201 which is the military designation for the 12AT7. With a rich and detailed tone, the...

New Gain Matched Pair of Tung-Sol 12AT7 / 6201 (ECC81) Reissue Vacuum Tubes One of the best modern 12AT7s on the market, the official model number is 12AT7WA / 6201 which is the military designation for the 12AT7. With a rich and detailed tone, the...

New Gain Tested Tung-Sol 12AT7 / 6201 (ECC81) Reissue Vacuum Tube One of the best modern 12AT7s on the market, the official model number is 12AT7WA / 6201 which is the military designation for the 12AT7. With a rich and detailed tone, the Tung-Sol 12AT7...

New Gain Matched Octet of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after...

New Gain Matched Sextet of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled...

New Gain Matched Quad of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after...

New Gain Matched Trio of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after...

New Gain Matched Pair of JJ 5751 Low Gain Vacuum Tubes The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after...

New Gain Tested JJ 5751 Low Gain Vacuum Tube The JJ 5751 can be used in most 12AX7 circuits to help stave off early break-up. With a lower gain than a standard 12AX7, the 5751 can help reign in a high gain amplifier. Specifically modeled after JJ’s...

New Gain Matched Octet of JJ 6CA7 (EL34) Fat Bottle Vacuum Tubes The new JJ 6CA7 is a more classic version of the EL34 tube. It has a large bottle and big, warm sound. 6CA7 is a beam power pentode with octal base. It can be used in most EL34 amplifiers...

New Gain Matched Sextet of JJ 6CA7 (EL34) Fat Bottle Vacuum Tubes The new JJ 6CA7 is a more classic version of the EL34 tube. It has a large bottle and big, warm sound. 6CA7 is a beam power pentode with octal base. It can be used in most EL34 amplifiers...

New Plate Current Matched Quad of JJ 6CA7 (EL34) Fat Bottle Vacuum Tubes The new JJ 6CA7 is a more classic version of the EL34 tube. It has a large bottle and big, warm sound. 6CA7 is a beam power pentode with octal base. It can be used in most EL34...

New Plate Current Matched Pair of JJ 6CA7 (EL34) Fat Bottle Vacuum Tubes The new JJ 6CA7 is a more classic version of the EL34 tube. It has a large bottle and big, warm sound. 6CA7 is a beam power pentode with octal base. It can be used in most EL34...

New Plate Current Tested JJ 6CA7 Fat Bottle (EL34) Vacuum Tube  The new JJ 6CA7 is a more classic version of the EL34 tube. It has a large bottle and big, warm sound. 6CA7 is a beam power pentode with octal base. It can be used in most EL34...

New Gain Matched Quad of JJ 6SL7 Vacuum Tubes The JJ 6SL7 is one of the only new production 6SL7s being made today. This is a warm and tight sounding tube that rivals the vintage US-made 6SL7s. It’s refreshing to see such a tube be brought back due...

New Gain Matched Pair of JJ 6SL7 Vacuum Tubes The JJ 6SL7 is one of the only new production 6SL7s being made today. This is a warm and tight sounding tube that rivals the vintage US-made 6SL7s. It’s refreshing to see such a tube be brought back due...

New Gain Tested JJ 6SL7 Vacuum Tube The JJ 6SL7 is one of the only new production 6SL7s being made today. This is a warm and tight sounding tube that rivals the vintage US-made 6SL7s. It’s refreshing to see such a tube be brought back due to a...

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 Electro-Harmonix gold pin tubes are selected for premium...

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 Electro-Harmonix gold pin tubes are selected for premium...

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 Electro-Harmonix gold pin tubes are selected for premium...

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 tubes are selected for premium quality (high testing,...

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 prevent corrosion and to protect the pins (they also fit...

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 corrosion and to protect the pins (they also fit more snugly...

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 to prevent corrosion and to protect the pins (they...

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 to prevent corrosion and to protect the pins (they also...

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 to prevent corrosion and to protect the pins (they also...

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 to prevent corrosion and to protect the pins (they also...

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 corrosion and to protect the pins (they also fit more...

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 corrosion and to protect the pins (they also fit a...

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 corrosion and to protect the pins (they also fit a...

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 corrosion and to protect the pins (they also fit a little more...

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 great tone, are notoriously plagued with noise...

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, are notoriously plagued with noise. Electro-Harmonix...

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 so scarce. Many companies were re-branding the less...

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 so scarce. Many companies were re-branding the less...

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. Many companies were re-branding the less powerful...

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 increased power handling capabilities. Also features mica...

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 increased power handling capabilities. Also features mica...

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 increased power handling capabilities. Also features mica...

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 handling capabilities. Also features mica spacers with...

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 of both worlds. These are drop-in substitutes for a...

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 of both worlds. These are drop-in substitutes for a...

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 worlds. These are drop-in substitutes for a 6550 or KT88...

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 modeled after the British original and has a different...

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 modeled after the British original and has a different...

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 the British original and has a different internal plate...

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 says this about their tube; "The EL84EH tube faithfully...

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 about their tube; "The EL84EH tube faithfully recreates...

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 the perfect EL34 for vintage equipment and a sure way...

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 is the perfect EL34 for vintage equipment and a sure way...

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 edgy. It is the perfect EL34 for vintage equipment and a...

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. It is the perfect EL34 for vintage equipment and a...

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 the perfect EL34 for vintage equipment and a sure way to...

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 material to create a rugged yet wonderful-sounding 6V6 that...

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 material to create a rugged yet wonderful-sounding 6V6 that...

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 material to create a rugged yet wonderful-sounding 6V6 that...

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 material to create a rugged yet wonderful-sounding 6V6 that...

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 create a rugged yet wonderful-sounding 6V6 that performs...

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 that Electro-Harmonix decided to reissue it. As the...

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 that Electro-Harmonix decided to reissue it. As the...

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 Electro-Harmonix decided to reissue it. As the supply of...

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 out. The 6922 is the long life, low noise version of the...

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 out. The 6922 is the long life, low noise version of the...

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 out. The 6922 is the long life, low noise version of the...

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 long life, low noise version of the more common 6DJ8...

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 of any 6550 with the linearity guitar and bass players...

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 with the linearity guitar and bass players want. With...

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 choice over 300B types made by other manufacturers. Like...

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 choice over 300B types made by other manufacturers. Like...

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 made by other manufacturers. Like the original Western...

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 structure for more reliability and stable voltages...

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 structure for more reliability and stable voltages...

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 for more reliability and stable voltages. Compatible...

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 after the famous GE 6072A - this tube has the correct...

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 after the famous GE 6072A - this tube has the correct...

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 after the famous GE 6072A - this tube has the correct...

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 famous GE 6072A - this tube has the correct medium mu...

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 that was built to last. This is a very linear tube which...

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 that was built to last. This is a very linear tube which...

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 that was built to last. This is a very linear tube which...

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 that was built to last. This is a very linear tube which...

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 built to last. This is a very linear tube which sounds...

New Plate Current Matched Octet of JJ KT77 Vacuum Tubes The KT77 is a long forgotten tube that has been brought back by JJ for a good reason. In both sound and design, this tube is somewhere between a 6L6GC and EL34. An amplifier that calls for either...

New Plate Current Matched Sextet of JJ KT77 Vacuum Tubes The KT77 is a long forgotten tube that has been brought back by JJ for a good reason. In both sound and design, this tube is somewhere between a 6L6GC and EL34. An amplifier that calls for either...