Type 40AR

Type 40AR
The Type 40AR is a special microphone with a frequency response that is optimised to measure sound pressure levels correctly in random, diffuse or reverberant sound fields.
This microphone fulfills the requirements in ANSI standard S1.4.
Specifications Type 40AR
Specifications Type 40AR (WS2P/D)
50 mV/Pa
Dynamic range:
17 - 146 dB re. 20µPa
Frequency range:
3.15 Hz - 16 kHz
Polarisation voltage:
200 V
Outside diameter (with protection grid):
13.2 mm
Length: (with and
16.2 mm
Without protection grid):
15.3 mm
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