Fargen Amplification’s new Retro Classic is a single-channel/25-watt amp that uses two KT66 output tubes and Fargen’s Decade switch, which allows the player to change tones on the fly. The first position, the company says, is reminiscent of a late-’50s Fender Bassman, the second is similar to a Marshall JTM 45 tone, and the third a late-’60s Marshall Superbass. Read more at fargenamps.com.