San Jose, Calif. — Manufactured with an E-pHEMT process, a family of power amplifier modules have been unleashed for CDMA and GSM designs. The two CDMA modules offer a PAE of 40 percent with a single ...

At $2,199, the TEAC AP-507 power amplifier can be configured for two channel stereo, bi-amp, or bridged. The TEAC AP-507 is primarily designed to be a companion to the above-mentioned previously ...

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 ...

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 ...

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 ...