Sound Level Calibrator
Calibration source for Sound Meters.
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Features & Benefits :
- Conforms to ANSI S1.40-1984 and IEC0942:2003 Class 2
- Fits 1 in., 1/2 in. and 1/4 in. diameter microphones
- Internal battery test
- CE and RoHS approved
Specifications :
- Output Levels: 94dB and 114dB ±0.5dB at reference conditions
- Reference Conditions: 68°F (20°C), 65% RH,1013mbar
- Output Frequency: 1kHz ±2%
- Temperature Coefficient: ±0.02db per °C
- Total Harmonic Distortion: <2%
- Power Source: 1 '9V' battery (included)
Includes :
- 2 microphone adapters
- Carrying case
- Battery
