What Hi-Fi? on MSN

The stereo amplifier category has had a huge overhaul at the What Hi-Fi? Awards 2025 with three brand-new winners

Both the A5+ and A15+ remain well equipped, with good-sounding digital inputs, a capable phono stage and handy two-way ...
IEEE

Class-D Audio Amplifier Using 1-Bit Fourth-Order Delta-Sigma Modulation

Abstract: We present the design of a single-chip delta-sigma (DeltaSigma) modulation-based class-D amplifier for driving headphones in portable audio applications. The presented class-D amplifier ...