[Paulo] just tipped us about an Excel based high frequency transistor amplifier calculator ... commonly used to amplify small audio signals. Skipping over the fact that their efficiency is quite ...

N-channel transistors are commonly found in high-side power switches to protect batteries. Related: Universal memory' breakthrough brings the next generation of computers 1 step closer to major ...

In a vertical RF power transistor, the silicon substrate is connected to the collector. The device area consists of a single diffused base tub, the area of which must be minimized for a given power ...

Teased in prototype form at May’s High End audio show in Munich ... The 33 preamp and 303 stereo power amp were Quad’s first transistor designs and were highly unusual inside and out.