在 放大器 中，失真（ Distortion）是指输出信号与输入信号的不完全一致。推挽放大器（Push-Pull Amplifier）由于采用两级结构，常在输出波形的零点交越处产生一种特有的失真形式——交越失真（Crossover ...

Personal sound amplification devices, or PSAPs, amplify sound waves for those who have normal hearing, or hearing thresholds of 20 dB or better in both ears. Unlike hearing aids, hearing amplifiers ...

A desktop headphone amp is a stationary device that delivers more power and better sound quality—especially for ...

You could argue that the integrated amplifier is arguably the most critical component in modern hi-fi. It combines a power amplifier, a built-in phono preamplifier (which you need to connect a ...

All amps play the same notes, but the feeling the musicians put into making those notes, that's a lot harder to get right. Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end ...

We earn commissions from purchases you make using links in our articles. Learn more. For many car owners, the stock stereo just won't cut it and thankfully there are plenty of cost-efficient ways to ...

How much would you pay for an amplifier? £500 / $500? A grand or two, even, if your system warrants it? Several of the market's budget stereo amplifiers show that you can get a lovely performer for ...

A surface plasmon–polariton (SPP) is a transverse magnetic (TM)-polarized optical surface wave that propagates, for example, along a flat metal–dielectric interface, typically at visible or infrared ...

Comcast Corporation (NASDAQ:CMCSA) ranks 1st on our list of the S&P 500 stocks with a low PE ratio. Comcast announced the deployment of country-wide AI-driven network amplifiers on September 26, which ...

CCC is pleased to announce that it was awarded a contract by the United States Department of Defense (U.S. DoD) for magnetic ...