Open Source Projects


The open source projects listed below with the exception of the SR63ng are no longer availalle. The design and BOM files are retained for historical purposes.

An Amateur Radio focus USB ADC/DAC with numerous control buses.

  • SDR-Widget An open source, high performance 24-bit ADC/DAC and cmd processor tailored for QSD/QSE software defined radios

An Amateur Radio SDR hardware platform using Tayloe I/Q mod and demod

  • SR63ng A clone of Tony Park's SR63 using surface mount components. This was created to support the MoBo project when Tony Park retired his original kit.

USBxxxxx is a series of open source USB audio class 2 DAC designs.

    Available Now
  • USB9023 (Discontinued) An open source, USB audio class 2 device using the ESS Technology ES9023 DAC
  • USB5102 (sold out) An open source, USB audio class 2 device using the TI PCM5102 DAC

  • Planned
  • USB8741 An open source, USB audio class 2 device using the Wolfson WM8741 DAC
  • USB1401 An open source, USB audio class 2 device using the ARDA Technologies AT1401 24bit R2R DAC
  • USB1794 An open source, USB audio class 2 device using the Texas Instruments PCM1794 DAC