First made in 1959, this is the best-selling tube amplifier ... new company’s amplifiers. Uniquely, Dynaco sold its amplifiers in two different ways: preassembled or as DIY kits (called Dynakits).

Reading an article about the first transistorized Hi-Fi amplifier ... clear, stereo sound. This isn’t the first Radio Shack kit that [Netzener] has adapted. Check out his single tube radio ...