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¼"" pressure-field microphone
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TYPE 4944-W-007
1/4" prepolarized, pressure-field microphone with CCLD DeltaTron preamplifier
Rear-vented pressure field microphone with 10 – 32 UNF connector, suitable for gas leak detection.
Angebot anfordernUSE SCENARIOS
- Suitable for gas leak detection
- Because the vent is positioned outside the sound field, venting takes place through the preamplifier housing and particles in the test environment cannot enter the microphone through the vent. Some types of particles can damage the microphone by destabilising the internal charges stored in the electret
- Capacitance
- pF
- Diameter
- 1/4
- Dyn. range
- 48 – 169 dB
- Freq. range
- 16 – 70000 Hz
- Inherent noise
- 48 dB A
- Lower limiting frequency -3dB
- 16 Hz
- Optimised
- Pressure Field
- Polarization
- Prepolarized
- Polarization voltages
- V
- Pressure coefficient
- -0.003 dB/kPa
- Sensitivity
- 0.9 mV/Pa
- Temperature coefficient
- 0.009 dB/ºC
- Temperature range
- -20 – 100 ℃
- Venting
- Rear
- Weight
- gram
- Sound field
- Pressure-field
- Input type
- CCLD IEPE
- Microphone type
- Pressure Field
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