Reading an article about the first transistorized Hi-Fi amplifier, [Netzener] got the itch to make one. But what to use for the starting point? Enter an old Radio Shack P-Box stereo amplifier kit.

Symphonix is a Personal Sound Amplifier, designed to help you hear better in all kinds of situations, like large groups, on crowded streets, in the office, at a loud restaurant, or even watching TV.

Reading an article about the first transistorized Hi-Fi amplifier, [Netzener] got the itch to make one. But what to use for the starting point? Enter an old Radio Shack P-Box stereo amplifier kit.

RadioShack first opened its doors in 1921 to serve radio officers stationed on ships in Boston Harbor. On February 5, RadioShack filed for bankruptcy. We hate to see our beloved nerd emporium shut its ...