
SOUND LEVEL METER 
 
 AC output terminal 
- 1 Vrms Corresponding to each range step. 
- Output impedance = 100 ohms 
- Output signal by standard 3.5 mm coaxial socket signal on pin.
 
 
 
 Battery Cover 
 
 
V. Calibration Procedures 
Using a standard Acoustic Calibrator (94dB, 1kHz sine wave). 
 
 
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