The Chinese KT66 tube is very similar to the one used in the Marshall reissue JTM 45. These tubes need to be biased hot to sound their best. You can learn more about them in our KT66 tube review. It is acceptable to use in many 6L6 tube amps, but not all. 
Other Shuguang tubes  KT66 TypesClick image to enlarge Availability: Usually ships within 24 hours. |
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