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Norsonic - Model Nor1227 -Free-Field Microphone
FromNorsonic AS
½” free-field, high sensitivity self-polarised microphone for use in applications where environmental or safety considerations do not permit the use of 200-volt polarisation supplies, or as a general IEC 61672 Class 1 microphone in sound level meters with no polarisation voltage.
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- Cartridge size: ½" inch
- Main standard: IEC 61672 Class 1
- Polarisation voltage: 0 volt
- IEC 61094-4 Designation: WS2F
- Nominal sensitivity: 50 mV/Pa
- Frequency response: ±1dB 5 Hz - 10k Hz
- ±3dB 3,15 Hz - 20kHz
- Maximum SPL (3% dist): 146 dB re. 20µPa
- Self noise: 15 dB(A)
- Capacitance: 14 pF
- Temperature coeff. (250 Hz): Max. temperature: 150 °C
- Static pressure coeff. (250 Hz): -0.008 dB/kPa
- Relative humidity coeff. (no condens.): Not measurable dB/%
- Diameter: 13.2 mm
- Length: 16.2 mm
- Weight: 6 g