ETMC Technologies :: G.R.A.S. Sound & Vibration :: Microphone Calibration System Type 90CA. Micropone Calibration in Four Easy Steps: (i) Microphone Registration, (ii) Level Calibration, (iii) Freqency Calibration, and (iv) Print Calibration Certificate. Features: (a) Ready-to-use software and hardware, (b) Accurate calibration hardware, (c) Automated and computer-controlled calibration process, (d) Highly reproducible calibration method, (e) Pre-installed test parameters for G.R.A.S.microphones, (f) Test conditions easily changable, and (g) Auto-generated, customized documentation to print and archive

<H1>No Frames? No Problem!</H1> <p><br>Go to G.R.A.S. Sound & Vibration web site with <A HREF="http://www.gras.dk/00012/00057/00419/">no-frames</A>.</p> <p>G.R.A.S. Microphone Calibration System Type 90CA <p><p>Micropone Calibration in Four Easy Steps: <p>• Microphone Registration <p>• Level Calibration <p>• Freqency Calibration <p>• Print Calibration Certificate <p><p>Features: <p>• Ready-to-use software and hardware <p>• Accurate calibration hardware <p>• Automated and computer-controlled calibration process <p>• Highly reproducible calibration method <p>• Pre-installed test parameters for G.R.A.S.microphones <p>• Test conditions easily changable <p>• Auto-generated, customized documentation to print and archive