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Click to enlargeThe Type 40AC is a high precision microphone for laboratory work and as a working standard microphone in calibration laboratories. It covers a frequency range from 3.15 Hz to 40 kHz. Its small size and lower sensitivity make it extremely robust and stable.

The Type 40AC is capable of measuring sound levels up to 160 dB re. 20µPa.

Download PDF Data Sheet: pd_40AC_ver_24_04_07.PDF

Related Products:

Type 40AM
Type 40AE
Type 40AF
Type 40AN
Type 40BE
Type 40BF

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Specifications Type 40AC (WS2F)

Sensitivity:

12.5 mV/Pa

Dynamic range:

27 - 160 dB re. 20µPa

Frequency range:

3.15 Hz - 40 kHz

Polarisation voltage:

200 V

Outside diameter (with protection grid):

13.2 mm

Length: (with and

12.5 mm

without protection grid):

11.6 mm

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Updated 30. october 2007

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