The following specs were carefully collected and recorded by a skilled technician. For a more detailed description and questions regarding sound, feel, or cosmetic condition, please call to speak to one of our experts. SummaryHead/Combo/Cabinet: CombosAmp Electronics: Tube AmpSpeaker Configuration:...

Original vintage circa 1964 Supro Thunderbolt S6420. Clean and original with some signs of age. Original speaker sounds killer. Jimmy Page used one of these to record a lot of Led Zeppelin stuff. Sounds like it! A wonderful recording and gigging amp. Nice and simple with incredible...

1961 Thunderbolt S6420 in very good condition with very few signs of wear throughout the amplifier. The speaker and transformers are original and this amplifier has recently been professionally serviced and functions properly. This amp runs with a pair of 6L6s, a 5U4 tube rectifier, two 12AX7s and...