TechDesign Electronics

the circuits we build for you

Audio DAC
CSI/DSI Serializer
IoT Cat.M1
SDR

Audio DAC

Pure quality audiophile DAC solutions for streaming audio

We have chosen to do the research and build these circuits to achieve the best possible sound experience.

Specifications:

Next Developments:

  • Featuring the high-end 32-bit Rohm D/A converter BD34352 / BD34301.
  • BD34352EKV: SNR: 126 dB (Typ), THD+N: -112 dB (Typ)
  • BD34301EKV: SNR: 130 dB (Typ), THD+N: -115 dB (Typ)
  • Wired streaming with USB Amanero Combo 768: up to PCM 768 kHz and DSD 512.
  • Best audio grade resistors and capacitors for quality audio.
  • Gold-plated RCA out connectors.
  • Lowest distortion and noise OpAmps.
  • IR remote support.
  • Power mamagement enhancement.
  • Qobuz App: wireless streaming up to 24-bit and 192 kHz.
  • Roon Bridge support.
  • Integrated volume control and Class D amplifier for medium room environments.
  • Review of matching Speaker sets.
  • Production phase and product release.

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Controls

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  • Rotate with the left mouse button.
  • Zoom with the scroll button.
  • Adjust camera position with the right mouse button.
  • Double-click to enter the fullscreen mode.
  • On mobile devices swipe to rotate.
  • On mobile devices pinch two fingers together or apart to adjust zoom.
  • On mobile devices 3 finger horizontal swipe performs panning.
  • On mobile devices 3 finger horizontal swipe performs panning.
Boxed Extended Audio DAC, FreeCAD animation

Audio DAC: Extended version, 3D render
Audio DAC: Extended version with I/O, 3D render
Audio DAC: prototype decoding USB PCM 192 kHz
Audio DAC: prototype decoding USB DSD 512