The common emitter amplifier is one of three basic single-stage amplifier topologies. The BJT version functions as an inverting voltage amplifier. The base terminal of the transistor serves as the ...

Since moving into their new abode on November 1, 2025, the Clover Boys have seemingly reignited their feud with AMP. For context, in July 2025, the two American content creation groups, which feature ...

We think you'll get on swimmingly... When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. We first spied a prototype of Quad's Platina Series at the ...

The stereo amplifier is the beating heart of your hi-fi separates system. At What Hi-Fi?, we have been testing them ever since 1976, and our experienced review team has collectively tested hundreds of ...

Dynaco hasn’t made equipment in decades. Yet it’s still a name most audiophiles know off-hand. That’s because the American manufacturer left an indelible legacy on the world of hi-fi, thanks in large ...

There are reasons why vintage hi-fi components have come back into vogue. They’re part of sound systems that require us to pay more attention to the music we’re listening to — something that’s been ...

The integrated amplifier market is evolving and that’s a very good thing for audiophiles looking in 2022. 2022 was a really good year for those looking at the network amplifier, receiver, and ...

We may receive a commission on purchases made from links. A quality amplifier can make a big difference to the Hi-Fi setup in your home theater. These devices generate and regulate the power that is ...

As a service to our readers, we're providing the LTspice files used in Dr. Dyer's article on simulation of the 12AX7 and the K2-W vacuum-tube op amp. 1. The model for the K2-W is established as a ...

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