microphone calibrator class 1
Acoustic Calibrator CA111
CA111 and CA114 for Measurement Microphone Calibration
- sound level 94/114dB
- automatic switch off
- durable device
- operation display via LED
- delivery with calibration certificate
- high accuracy through internal reference microphone
Microphone Calibrator - Description:
Sound calibrators of the CA1xx series are very stable precision class 1 and class 2 calibrators.
The devices can be used with 1⁄4“ and 1⁄2“
The internal reference microphone and control loop
circut, guarantees a microphone type independent precise calibration.