Calculate the ac power delivered to the 8-Ω speaker for the circuit shown above. The circuit component values result in a dc base current of 6 mA, and the input signal (Vi) results in a peak base ...

CES Innovations Awards Honoree – Azur 840W Class XD power amplifier — Suggested retail price – $1900 ex sales tax; £1000/€1900 inc VAT — Available Spring 2008 Cambridge Audio has taken the Azur 840 ...

If you’ve ever glanced at the specifications sheet for an amplifier, one of the things you may have noticed is the amplifier’s class. Typically denoted by a letter or two, the most common amplifier ...

Quad Platina Integrated Amplifier debuts at $5,495, offering Class A/B power, modern DAC, and full connectivity for audiophile systems. Quad is back in the spotlight and not because someone found ...

There are two salient facts about Class A amplifiers: they are inefficient; they give the best possible distortion performance. The quiescent dissipation of the classic Class A amplifier is equal to ...