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Digital sound level db meters microphones calibrator
Item : Digital Sound Level Calibrator used for Sound Level Decibel Meters
* Handy sound source for quick and easy calibration of sound level meters and sound measuring systems.
* The Calibrator employs solid state integrated circuitry that provides accurate and stable performance.
* Sensitivity calibration of microphones.
* Suitable for field and laboratory use.
* Sound pressure level 94 dB and 114 dB
* Accuracy + / - 0.3 dB (20°C, 760 MM Hg)
* Frequency of 1000 +/- 0.1% Hz allows calibration with A, B, C, D weighting networks or linear.
* Extremely low influence of static pressure.
* Conforms to IEC942 class 1
* Calibration of 1" and 1/2" microphones
* Temperature Range -10 to + 50°C
* Storage (with batteries removed) -40 to +65°C
* Temperature Coefficient : 0 to 0.01 dB/°C
* Altitude Effects : Approx. 0.1dB decrease for each 2000 feet increase in altitude from sea level to 12,000 feet elevation, or comparable atmospheric pressure change (approx. every 50mm of Hg decrease).
* Power source ; two 9V batteries (installed)
* Item size : 48 x 48 x 138 mm
* Item weight : approx. 250g
* 1pc Sound Level Meters Calibrator (main unit)
* 1 booklet of instruction manual
* Packed above into a standard factory box
such as packing materials, administration & labor, local logistics fee and etc. This fee is
Item will be sent by registered airmail from Hong Kong to worldwide at flat rate as specified.
A posting certificate with tracking number can be provided upon request.
We are Hong Kong supplier since year 2001 with exporting business in nature.
Our core product range are Consumer Electronics, Gifts & Premiums and Health
We are very experienced of selling far-east's products to worldwide. This kind of
expose enable us to bringing you great far-east products at very good price.
Any queries about us or the item are welcome!
