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

It has a striking old-school design and features trickle-down technologies from the brand's flagship desktop amp.

Cenat is joined by AMP staples Duke Dennis, Agent 00, ImDavisss, and ChrisNxtDoor for what promises to be one of the most ...

FiiO has launched a brand new desktop DAC that includes tech from its impressive K17 DAC for considerably less cash. The FiiO K15 is a DAC, headphone amp and streamer, and while it's aimed at ...

Discusses the technology of a transimpedance amplifier (TIA). A TIA is a two-port device that converts an input current in one port to an output voltage in another port. A TIA is expected to have a ...

This paper presents a high-voltage power amplifier for driving flexible paper speaker. Simple circuit complexity and high signal quality can be achieved. The operating principles and design ...