Measurement microphone 900 mV/Pa, 6 – 16 000 Hz | 40HL
externally-polarizedcondenserwith built-in TEDS preamplifier

measurement microphone
measurement microphone
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Characteristics

Applications
measurement
Technology
externally-polarized, condenser
Other characteristics
with built-in TEDS preamplifier, 1/2", free-field

Description

The G.R.A.S. ½″ Low-noise Microphone SystemType 40HL measures sound pressure levelswell below the threshold of human hearing. It is thusgenerally suitable for sound-power measurementson even very quiet products. Its very wide dynamicrange permits measurements down to below – 2 dBre. 20 μPa (in ⅓-octave bands) from 20 Hz to 20 kHz

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