GRAS Factory Approved Calibration



DGI Metrology the North American
Calibration Center for
GRAS Sound and Vibration Products
Microphones, Preamplifiers, Pistonphones, Acoustic Calibrators, Ear Simulators, Mouth Simulators
National Instruments Calibration
Professional Surface Plate Calibration
- DGI Metrology-Dimensional Gauge Company is not a “clearing house” calibration lab. Our model is to specialize in a few parameters. Our on-site specialty is granite surface plate calibration and repair. Our fixed lab specialties fall into these following categories. VIBRATION: Calibration of accelerometers, velocity sensors dynamic force sensor, signal conditioners, other associated instruments and we can build NI LabView Virtual Instruments to capture that data. ACOUSTICS/SOUND: We are the GRAS Sound/Vibration factory authorized calibration service center in the US. Microphones, preamplifiers, microphone sets, pistonphones, acoustic calibrators, Ear Simulators, Sound Intensity Probes and power supplies. DATA ACQUISITION: Our lab specializes in calibration of NI (National Instruments) data acquisition devices and we write/build virtual instruments for data acquisition including NI device calibration using NI LabView software.
2020-04-30