Specification
The ND9 Sound Level Calibrator is a handy source for fast & easy calibration of sound level meter and sound measuring system. Design to check the accuracy of many types of sound instruments. It is a handy sound source for quick and easy calibration of sound level meters and sound measuring systems. It features a solid state integrated circuitry that provides accurate and stable performance. Compatible with SL-5868P sound level meter and an IEC942 Class I compliant.
Features:
* Workhorse of the acoustics field
* Generates standard levels and frequencies
* Extremely low influence of static pressure
* Sensitivity calibration of microphones
* Adaptable to 1.5" microphone size
* Suitable for laboratory and in the field use
* Supplied with Instruction Manual and batteries
* Adaptors and cases available
Specifications:
* Standard: IEC942 Class I
* Output Sound Level: 94db & 114db
* Accuracy: ± 0.3db ( 20º C, 760mm Hg)
* Frequency: 1000± 0.1% Hz ( allows calibration with A, B, C or D weighting networks or linear
* Temperature range: -10º C~ 50º C operating
* Design For: 1" and 1/ 2" microphones
* Storage ( with batteries are removed) -40º C~ 65º C
* Extremely low influence of static pressure
* Temperature coefficient: 0 to 0.01dB/ º C
* Altitude Effects: Approximately 0.1dB decrease for each 2000 feet increase in altitude from the sea level to 12, 000 feet elevation or comparable atmospheric pressure change ( approx. every 50mm of Hg decrease)
* Power Supply: 2 x 9v transistor batteries NEDA 1604. Burgess 2U6 or equivalent. Battery life approx. 100 hours
* Dimension: 48mm x 48mm x 138mm
* Weight: 250g
Accessories included:
* User' s Manual
Warranty: 2 years warranty
All our products are manufactured under the strict quality control guidelines established by EN ISO9001-2000 Standards
Payment can be made thru the ff:
* Paypal
* Western Union
* Money Transfer
You may send your questions or clarifications to
gary@ gainexpress.com
Our Customer Service representative will respond to you within the next 48 hours.
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http: / / www.gainexpress.com
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