ND9A Sound Level Meter Calibrator for Quick and Easy Calibration of Sound Level Meters and Sound Measuring Systems
1. Main Unit
2. Carrying Case
3. Operation Manual
Standard Accessories:
|
Model
|
A
|
|
|
Standards
|
GB/T15173, ANSI S1.40 CLASS2, IEC942
|
|
Sound Pressure Level
|
94dB
|
|
|
114dB
|
|
|
Accuracy
|
0.5dB
|
|
|
Frequency
|
1000Hz
|
|
Calibration Of Microphones
|
1", 1/2"
|
|
Power Supply
|
1x6F22 9V Battery
|
|
Dimensions
|
142 × 47 × 47 mm
|
|
Weight
|
275g (Including Batteries)
|
Details:
* Suitable for field and laboratory use.
* Sensitivity calibration of microphones.
* The Calibrator employs solid state integrated circuitry that provides accurate and stable performance.
* Handy sound source for quick and easy calibration of sound level meters and sound measuring systems.
Applications: For quick and easy calibration of sound level meters and sound measuring systems.
Features:
New ND9B Sound Level Meter Calibrator (94dB/114dB)
| Spec： |
For quick and easy calibration of sound level meters and sound measuring systems. |
Features
* 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.
| Model |
ND9A |
ND9B |
| Standards |
GB/T15173,ANSI S1.40,IEC942 |
| Sound Pressure Level |
94 dB |
94 dB |
| 114 dB |
114 dB |
| Accuracy |
0.5 dB |
0.3 dB |
| Frequency |
1000Hz |
|
|
Cailbration Of
Microphones
|
1’’,1/2’’ |
| Power Supply |
1x9V 6F22 Battery |
| Dimensions |
142x47x47 mm |
| Weight |
275g(Including Battery) |
about the shipment:we have spot goods in the warehouse and will deliver the goods 1 to 2 days after your payment ,about 3 to 7days to your delivery address.if you have any questions,please consult us
