Self-calibrating Quantum Hall Ratio Resistance Bridge

  • NEW:
    • current algorithm following CCC methodology
    • zero-filter option
    • microcontroller
    • capacitive touchscreen and user interface
  • LEMO connectors for resistor connections (Optional)
  • Quantum Hall applications, including gallium arsenide and graphene sample measurements
  • Vcr, Vxx, and Vxy measurements
  • Self-calibration of 27-bit binary wound current comparator and a nanovolt detector
  • Detector reading
  • Range: 0.1 Ω to 13 kΩ
  • Best Accuracy: < 0.015 µΩ/Ω
  • Maximum ratio: 14:1
  • Resistance range: 0.1 Ω to 13 kΩ
  • Capacitive 7″ touch screen
  • IEEE-488.2 standard