The Class D amplifier topology theoretically offers ideal characteristics for audio: 100% efficiency, 0% THD, and no audible noise. While practical Class D implementations can come attractively close ...

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 ...

Hang around in any of the many guitar or audiophile forums or discussion boards for long enough, and eventually you’ll come across the arguments over amplifier topologies. One of the more interesting ...

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 ...

The benefits of using Class D amplifiers. What to look for when choosing a Class D amp. Making the tradeoff between THD+N and quiescent current. Back in the day (1970s), audio amplifiers like the ...

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.

Savant Systems LLC, having delivered the first Apple-based home automation and control system, has announced the introduction of a 16-channel class D amplifier for distributed audio applications.

EPC has used GaN transistors to create a high-power Class-D two-channel audio power amplifier design. Instantiated in evaluation kit EPC9192, it is capable of pushing 700W/channel into 4Ω (or 2Ω) or ...

Review: Classe CT-2300 is a 300wpc/600wpc (8/4 ohms, respectively) two-channel power amplifier. It's great bench tests,sonic virtues and cool operation makes it a wonderful rack mountable solution. # ...

ITOK Media Limited’s innovative Hi-Fi brand Trends Audio launched their new innovative Hi-Fi product – Trends TA-10.2P Class-T Power Amplifier. This is a revolution technology among these several eras ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Powersoft Advanced Technologies unveiled its new D-Cell504 amplifier module at InfoComm 2009. The ...