[Paulo] just tipped us about an Excel based high frequency transistor amplifier calculator he made. We’re guessing that some of our readers already are familiar with these class A amplifiers ...

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 ...

Single transistor holds the potential to power a high-performance amplifier with the right components and setup. By following precise techniques, this transformation enhances audio output, delivering ...

The type of amp you choose can have a huge effect on sound quality, power consumption, and cost. Here's how the Yamaha A-S301 ...

In DRAM chips, besides access transistors, peripheral transistors must meet stringent requirements which preclude a ...

The British high-end hi-fi brand is reviving the design 57 years after it first made transistor-based amplifiers respectable. Teased in prototype form at May’s High End audio show in Munich ...

Without a doubt, more current came out of the sandwich than went in. It was a working amplifier. The First Junction Transistor The first junction transistor had been born. But It Wasn't a Very ...

The first transistor was about half an inch high ... This contraption was the very first semiconductor amplifier, because when a bit of current came through one of the gold contacts, another ...

In order to develop the necessary technology, the project Magellan—High Efficiency mm-Wave GaN Transistor High Power ...