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Features
- Calibrates and verifies Sound Level Meter operation
- For use on Sound Level Meters with 0.5" or 1.0" microphones
- Durable die-cast, aluminum housing
- 1kHz sine wave at 94dB/114dB is generated to an accuracy of 5% (frequency) and +/- 0.8dB
- 3 position switch (OFF/94dB/114dB)
- Total Harmonic Distortion (THD) <2% at 94dB
- Complete with two 9 V batteries, carrying case, and screwdriver
- Battery test position with battery status LED indicates if battery is good
Specifications / Range / Accuracy
- Frequency / 1000Hz / +/-5%
- Sound Pressure Level / 94dB (407744); 94dB/114dB (407766) / +/-0.5dB (94dB), +/-dB (114dB)
- Distortion : <2% Total Harmonic Distortion (THD)
- Operating Temperature: 32 to 122deg.F (0 to 50deg.C)
- Power Supply: Two Heavy duty, alkaline 9 V battery
- Power Consumption: Approx. 10mA DC
- Dimensions: 2.2" diameter x 5.6" long (50x 127mm)
- Weight: 0.75lbs. (340g)
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