Enter an old Radio Shack P-Box stereo amplifier kit. After a few modernizations and tweaks, the result is an 8-transistor stereo amplifier that’s aesthetically pleasing, sounds great ...

Rufus Turner published plans for a crystal radio with a three-transistor audio amplifier back in 1950. Germanium transistors still find use in certain applications where their low forward voltage ...

Explore the process of making a powerful amplifier using transistors with precision and expertise. Watch as each component is carefully placed, ensuring optimal performance and sound clarity. From ...