CRY331 Measurement Microphone
2Pages

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Catalog excerpts

CRY331 Measurement Microphone - 1

CRY331 Measurement Microphone CRY331 measurement microphone is a pre-polarized 1/2 inch free field condenser microphone. It mainly used for measuring the real sound pressure of the microphone’s diaphragm. It can be compatible with CRY500 series preamplifier, and it also can be compatible with other brands like B&K, G.R.A.S, etc. It is applicable to the acoustic tester, multi-channel noise analyzer and other instruments. Meet IEC 61094-4:1995 Measurement microphones―Part 4: Specifications for working standard microphones Meet GBT 20441.4-2006 Measurement microphones―Part 4: Specifications for working standard microphones Technique Specification Specification Type Field Type Free field type II Sensitivity mV/Pa (dBV/Pa) Frequency Response(dB) Polarity Voltage(V) ( Dynamic range limit ref. 20uPa) ≥148dB (250Hz THD<3%) Equivalent noise(ref. 20uPa) Working Temperature Temperature Coefficient Static Pressure Coefficient Relative Humidity Range Relative Humidity Coefficient Long Period Stability Short Period Stability Add: No.31-1, Xianxing Road, Xianlin Industrial Park, Yuhang District, Hangzhou, Zhejiang

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CRY331 Measurement Microphone - 2

Mechanical Size Height(with boot cap) Diaphragm Ring Preamplifier suit screw thread Boot cap screw thread CRY331 Free field measurement microphone typical response curve Free-field Response 0° Incidence Actuator Response Add: No.31-1, Xianxing Road, Xianlin Industrial Park, Yuhang District, Hangzhou, Zhejiang

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