The Well-Tempered Computer, an introduction to computer audio

Friday, April 19, 2013

QNKTC AB-1.2 USB DAC

Asynchronous USB DAC at a bargain price

  • One USB-I2S Module plugged into the Analog Board
  • Golledge high-quality XOs at 22.5792 and 24.576MHz
  • Asahi Kasei AKM4430 DAC
  • Low-noise 3.3V LDOs by Demain and Oneoclock, or ADP151
  • RCA (phono) stereo output
  • Headers for alternative power supply designs
  • Unpopulated connectors for RS232, LCD etc.
  • Bootloader buttons so you don't have to pop open the box to reprogram the MCU
  • You must provide an USB 2.0 mini-B cable. It is not included.
Open source drivers for UAC2 (24 bit / 192 kHz) and ASIO.


Website: QNKTC
Price: US$ 135

Wednesday, April 3, 2013

Loss-less downloads

Looking for loss-less downloads?
Try these search engines.



FLACme is a search engine for finding CD-Quality (16bit 44.1kHz) music downloads in lossless formats such as FLAC, WAV, AIFF and ALAC.



Find HD Music is a search engine for finding high-resolution music downloads on the web.
The search engine lists high definition (24bit) downloads that are available from the major HD music vendors such as HDtracks, iTrax, Linn Records, Naim Label, eClassical, The Classical Shop, Channel Classics and HIGHRESAUDIO as well as smaller sites such as Melba Recordings.