It's the 34th anniversary of the Sonic the Hedgehog series. Here are the games about the spiky blue hedgehog everybody should ...

Pipelined analog-to-digital converters (ADCs) are sensitive to distortion introduced by the residue amplifiers in their first few stages. This paper presents a background self-calibration technique ...

The Anbernic RG ARC-D is an incredible Sega portable.

These are the best electric toothbrushes you can buy in every category, from Oral-B Genius X and Bitvae R2 to Waterpik ...

Whether you want a desktop DAC and Headphone Amplifier for listening to music or modernising a hi-fi system, the new Topping DX5 II is now shipping.