A Sweet-Sounding USB Digital Amplifier for Headphones and Speakers
Date: Wednesday, May 04, 2011 @ 15:13:32 UTC

The nice folks at Parts Express sent over an amazing-sounding little amplifier, the $129 Topping TP30. It's a tiny desktop Class T amp design, with one analog RCA stereo input and one USB connection (the TP30 has a built-in digital-to-analog converter). The amp delivers 15 watts per channel to 4 ohm-rated speakers (10 watts into 8 ohms), and has a 3.5 mm headphone jack on the front panel. With its extruded aluminum chassis, 8mm thick, CNC-machined front panel, and solid-metal volume control knob, the TP30 wouldn't look out of place in a high-end system. The USB interface utilizes standard Windows audio class 1 drivers (it worked fine with my Mac mini) and iternal parts quality is superb. Complete Article

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