This paper presents a CMOS fully differential current feedback operational amplifier with controllable 3-dB bandwidth. The FDCFOA has the advantage of a wide range controllable 3-dB bandwidth (~57 MHz ...

This paper presents a comprehensive analysis of differential amplifier circuits designed using three process technologies: GPDK45, GPDK90, and GPDK180. Utilizing Cadence design and simulation tools, ...

With signature FiiO power, innovative engineering and sleek aesthetic sensibility, the K15 is a full-system desktop DAC/amp ...

FiiO is taking the entry-level fight to WiiM’s door this week with the introduction of the K15: a desktop streaming DAC ...

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.