Chauvin Arnoux Sound Level Calibrator C.A 833
Sound Level Calibrator C.A 833
The C.A 833 Calibrator is a standard source (1kHz) used for calibrating sound level meters.
• Compliant with the IEC 942 type 2 standard
• Calibration level: 94 and 114 dB
• Usable microphone diameter: 2.5 cm / 1.3 cm / 0.64 cm
