407744 Sound Level Calibrator
SKU: 407744
This 1kHz, 94dB professional sound calibrator for 0.5" or 1.0" microphones calibrates and verifies sound level meter operation. Battery test position with battery status LED indicates if battery is good. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB to an accuracy of 5% (frequency) and ±0.5dB (94dB). Meets IEC standard 60942 1997-11. Complete with two 9V batteries, carrying case, and screwdriver.
List price. Volume pricing available.
This 1kHz, 94dB professional sound calibrator for 0.5" or 1.0" microphones calibrates and verifies sound level meter operation. Battery test position with battery status LED indicates if battery is good. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB to an accuracy of 5% (frequency) and ±0.5dB (94dB). Meets IEC standard 60942 1997-11. Complete with two 9V batteries, carrying case, and screwdriver.
The Extech 407744 Sound Level Calibrator # 407744 is manufactured by Extech. Valley Instrument Service is an authorized Extech dealer offering full sales support, NIST-traceable calibration, and expert technical assistance.
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Contact Us or Call (661) 327-8681| Frequency | 1000Hz |
| Frequency Basic Accuracy | ±5% |
| Sound Range (dB) | 94dB |
| Sound Range (dB) Basic Accuracy | ±0.5dB |
| Total Harmonic Distortion (THD) | <2% |
| Certifications | CE |
| Dimensions | 2.2 × 5.6" (50 × 127mm) |
| Power | 2 × 9V batteries |
| Warranty | 2 years |
| Weight | 0.75 lbs. (340g) |
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