Double Substitution Test Bench

Task

Software design and development for microphone calibration in an anechoic room.

Requirements

  • Seamless integration of Microsoft Excel for test configuration and data visualization
  • Controlling of DMM, function generator and rotary table
Test Bench with LabVIEW Application Running

Solution

Software development and programming in LabVIEW (National Instruments). Test control and data acquisition using DMM 2000 (Keithley Instruments), Amplifier Nexus 2690-OS2 (Brüel & Kjaer), Function Generator NI PCI-5411 (National Instruments) and a dated rotary table (Robotron).