DR128 analog data acquisition

High speed, high resolution, analog signal acquisition

  • 24 bit ADC
  • 4 differential input channels (+/- 10V)
  • Simultaneous sampling on all channels up to 128k
  • SD card data storage
  • Battery operated, hand-held unit
  • Open-source hardware and VHDL software

Current status:

  • Basic system is fully operational
  • Analog board finished (see photo on the left)
  • FPGA reads analog data and writes to SD card


Last update: 10 July 2008
© Steven J. Merrifield