Calibration Procedures; Measurement Preparation - Wavecom DT-8852 Instruction Manual

5. CALIBRATION PROCEDURES

①
②Insert the microphone housing carefully
③ Turn on the switch of calibrator and

6. MEASUREMENT PREPARATION

① Remove the battery cover on the back
Make
settings:
Frequency weighting: A-weighting
Time weighting: FAST
Level range: 50 ~100dB
into the 1/2 inch insertion hole of the
calibrator（94dB @ 1kHZ）.
adjust the CALL potentiometer of the
unit 94.0dB is displayed.
NOTE: All products are well calibrated
before
recalibration cycle: 1 year.
Acoustic Calibrator
REC
FAST
A/C
the following
shipment.
17
switch
Recommended