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 ...

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 ...

The Naim Uniti Nova Power Edition streaming amp ($10K) offers double the power of the original, thanks to Class D amplification. The brand’s new CI Series is designed for Focal’s custom speakers.