MIC-20 Free Field Measurement Microphone test speakers, loudspeaker box and other products

Everything you need to meet your testing needs

USD 540.00

It is a high-precision 1/2-inch free-field microphone, suitable for measurement in free-field without any change in sound. This microphone’s specification makes it ideal for sound pressure measurements in accordance with IEC61672 Class1. It can test speakers, loudspeaker box and other products.

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Main Performance

Product Tags

performance parameters

Product Specifications
Sound field type	free field
sensitivity	47.2mV ( -26.5dB ) /pa
Dynamic Range	≥ 146dB ( THD < 3% )
Frequency Range	20Hz - 20kHz
equivalent noise	≤ 17dB
range of working temperature/Humidity	-20 ℃ ～ +40 ℃；≤80%RH
Temperature Coefficient	≤±0.020dB/℃ ( at 250Hz, -10℃~50℃ )
Static pressure coefficient	≤±0.010dB/kPa ( at 250Hz )