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CRY345 Measurement Microphone

CRY345 Measurement Microphone

CRY345 Measurement Microphone

Product catalog summary
Overview: The CRY345 is a high-performance 1/4" free field polarization 200V measurement microphone developed by CRYSound Co., Ltd. It is constructed with titanium alloy and precision stainless steel, offering excellent corrosion resistance, robustness, and high stability. Its compact design allows for an upper frequency range of up to 90kHz and high sensitivity, making it suitable for specialized testing scenarios.
Compliance: The microphone meets the standards of IEC 61094-4:1995 and GBT 20441.4-2006 for working standard microphones.
Technical Specifications:
  • Field Type: Free field
  • Frequency Response: 4Hz-90kHz ±3dB; 12.5Hz-70kHz ±2dB
  • Sensitivity: 4mV/Pa (-48dBV ±3dB)
  • Polarization: 200V
  • Typical Capacitance: 7pF at 250Hz
  • Dynamic Range Limit: ≥165dB at 250Hz with THD <3%
  • Equipment Noise: ≤30dBA at 250Hz
  • Operating Temperature: -30℃ to 120℃
  • Temperature Coefficient: 0.01dB/℃ from -10℃ to 20℃
  • Static Pressure Coefficient: -0.01dB/KPa
  • Relative Humidity Range: 0-90% RH (no condensation)
  • Relative Humidity Coefficient: <0.1dB/a (0-90% RH no condensation)
  • IEC 61094-4 Name: WS3F
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Catalog excerpts

CRY345 Measurement Microphone-1

CRY345 Measurement Microphone CRY345 is a 1/4" free field polarization 200V measurement microphone designed with titanium alloy and precision stainless steel materials, which not only has excellent corrosion resistance and robustness, but also has extremely high stability. Its unique design and smaller size allow it to have an upper frequency range of up to 90kHz and very high sensitivity, which makes it suitable for special test situations. CRY345 is a high performance measurement microphone.  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 CRY343 Measurement Microphone Field Type Typical capacitance(pF) Equipment noise Work temperature Temperature coefficient Frequency Response(dB) Add: No.31-1, Xianxing Road, Xianlin Industrial Park, Yuhang District, Hangzhou, Zhejiang

 Open the catalog to page 1
CRY345 Measurement Microphone-2

2021.05.26 Static pressure coefficient Relative Humidity coefficient Relative Humidity range Add: No.31-1, Xianxing Road, Xianlin Industrial Park, Yuhang District, Hangzhou, Zhejiang

 Open the catalog to page 2

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