Landtek ND9B Sound Level Meter Calibrator
For quick and easy calibration of sound level meters and sound measuring systems.
Fitur Landtek ND9B Sound Level Meter Calibrator :
- Conforms to IEC60942 (IEC942) Class 1 Standard
- 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.
-
Clearly Shows the Chosen dB Level
-
Removable 1/2″ Transducer Cap
-
Suitable for 1″ and 1/2″ Microphone Size
Spesifikasi Landtek ND9B Sound Level Meter Calibrator :
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)
|
Standard Accessories
|
Main Unit
|
Windscreen
|
|
Carrying Case (B04)
|
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