Description
The Sound Level Calibrator is a handy source for fast & easy calibration of sound level meter, microphone and sound measuring system. Design to check the accuracy of many types of sound instruments.
Moreover, the calibrator employs a solid state integrated circuitry that provides accurate and stable performance. It is Compatible with SL-5868P sound level meter and an IEC942 Class I compliant.
Applications:
- Sensitivity calibration for microphones
- Suitable for acoustics field and laboratory use
Features
- Sound Pressure Level with 94 dB and 114 dB
- High Accuracy with ±0.3 db
- Generates standard levels and frequencies
- Extremely low influence of static pressure
- Sensitivity calibration of microphones
- Designed for 1″ and 1/2″ microphones
- Battery Operated
- Supplied with Instruction Manual and battery
Specifications
- Output Sound Level: 94db & 114db
- Accuracy: ±0.3db (20°C, 760mm Hg)
- Frequency: 1000±0.1%Hz (allows calibration with A, B, C or D weighting networks or linear)
- Temperature range: -10~50°C (14 ~ 122 °F)
- Standard: IEC942 Class I
- Design For: 1″and 1/2″ microphones
- Storage (with batteries removed) -40~65°C (-40 ~ 149 °F)
- Extremely low influence of static pressure
- Temperature coefficient : 0 to 0.01dB/°C
- Altitude Effects: Approximately0.1dB decrease for every 2000 feet increase in altitude from the sea level to 12,000 feet elevation or comparable atmospheric pressure change (approx. every 50mm of Hgdecrease)
- Power Supply: 9v transistor batteries NEDA 1604. Burgess 2U6 or equivalent.
- Battery life approx.100 hours
- Dimension: 48mm x 48mm x 138mm (5.43 x 1.89 x 1.89 inch)
- Weight: 250g
Set Includes
- 1 x Sound Level Meters Calibrator
- 1 x 9V Battery installed (FREE)
- 1 x English Instruction Manual
- Standard factory packaging box
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