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Extech 407744-NIST
Catalog #: 407744-NIST
94dB Sound Calibrator 1kHz Professional Calibrator with NIST Calibration
- Overview
- Specifications
- Summary
Product Highlights
- Battery test position with battery status LED indicates if battery is good
- For use on Sound Level Meters with 0.5" or 1.0" microphones
- 1 kHz sine wave at 94 dB and 114 dB (model 407766) is generated to an accuracy of 5% (frequency) and ±0.8 dB
- Total Harmonic Distortion (THD) <2 % at 94 dB
- NIST Calibration
Each Unit Includes
- 1 - NIST Certificate of Calibration
- 2 - 9V Batteries
- 1 - Carrying Case
- 1 - Screwdriver
| Specifications: |
Range |
Accuracy |
| Frequency |
1000 Hz |
±5% |
| Sound Pressure Level |
94 dB (407744); 94dB/114dB (407766) |
±0.5dB (94dB), ±1dB (114dB) |
| Distortion |
<2% Total Harmonic Distortion (THD) |
|
| Operating Temperature |
32 to 122°F (0 to 50°C) |
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| Power Supply |
Two Heavy duty, alkaline 9V Battery |
|
| Power consumption |
Approx. 10mA DC |
|
| Dimensions |
2.2" diameter x 5.6" long (50 x 127mm) |
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| Weight |
0.75 lbs.(340g) |
| Warranty |
1 YEARS |
| Safety Approval |
CE |
| Product Height |
4.60 IN |
| Product Length |
9.60 IN |
| Product Width |
7.45 IN |
| Data Logging |
No |
| Calibration Included |
NIST Calibration |
| Battery Type |
9v |
| Power Supply Voltage |
Battery Powered |
| Country of Origin |
Taiwan |
| Shipping Height |
4.60 IN |
| Shipping Length |
9.60 IN |
| Shipping Width |
7.45 IN |
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