ETMC Technologies :: G.R.A.S. Sound & Vibration :: Type 40AG - a high precision microphone for laboratory work. It covers a frequency range from 3.15 Hz to 20 kHz. Its small size and lower sensitivity make it extremely robust and stable. This microphone is capable of measuring sound pressure levels up to 160 dB re. 20µPa.

<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/00012/00013/00029/00118/">no-frames</A>.</p> <p>The Type 40AG is a high precision microphone for laboratory work. It covers a frequency range from 3.15 Hz to 20 kHz. Its small size and lower sensitivity make it extremely robust and stable. <p>This microphone is capable of measuring sound pressure levels up to 160 dB re. 20µPa. <p>Specifications Type 40AG (WS2P) <p>Sensitivity: 12.5 mV/Pa <p>Dynamic range: 27 - 160 dB re. 20µPa <p>Frequency range: 3.15 Hz - 20 kHz <p>Polarisation voltage: 200 V <p>Outside diameter (with protection grid): 13.2 mm <p>Length: (with and 12.5 mm <p>without protection grid): 11.6 mm