One of my first jobs as an engineer was at Empire Scientific Corp. in Garden City, NY in 1972. This was a high-end audio company that made speakers, turntables and phonograph cartridges. We had some ...

The circuit is all about a power amplifier that can provide a power output of 60 W while operating in Class A mode. Class A – refers to an output stage where the bias current is greater than the ...

A relatively new technology called the pure digital or Class-D amplifier has been introduced into the audio world. The Class-D architecture allows the input audio signal to stay in its digital format ...

The switching amplifier, or class D amplifier, has risen quickly to prominence in consumer audio applications, from MP3 devices including mobile phone handsets to games consoles, LCD-TVs, and home ...

Class D amps from $130 to $50,000—pulling more ears into hi-fi without demanding you sell a kidney. Solid tech, serious power, and none of the usual overpriced fluff. Finally, affordable doesn’t sound ...

Class D amps are simple – just take an input, and use that to modulate a square wave with PWM. Send this PWM signal to a MOSFET or something, and you have the simplest class D amp in existence.

Find out if the Monolith 8125X and 8250X power amplifiers might be the right solution for your speaker setup. Monoprice has been releasing a lot of speakers and subwoofers recently (for more ...

Launched at CES 2005, a direct digital feedback technology from audio switching amplifier specialist Zetex Semiconductors sets new standards in digital amplifier sound quality. Named Class Z, this ...

Extron Electronics is pleased to announce the immediate availability of the XPA 2002-70V, XPA 2003C-70V, and XPA 2004 power amplifiers. These compact 1U, convection cooled, high power two, three, and ...