Ega Master EGATRONIK Руководство по эксплуатации - Страница 7
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CALIBRATION (see figure 4)
1. Turn the Meter on.
2. Put the Meter in the "A" weighting mode, FAST
response mode, range set to 60~110dB, lock to MAX.
3. Place the microphone onto the calibrator's 1/2 inches
sound source hole.
4. Turn the calibrator on, using 94dB@1kHz standard
sound source.
5. Adjust the Meter's CAL potentiometer located on the
side panel until the LCD displays 94.0dB
figure 4
SPECIFICATIONS
A. General Specifications
Display: 3 1/2 digits, 1999 maximum
Overloading:
Under range displays UNDER
Over range displays OVER
Battery Deficiency:
Change batteries as soon as
is displayed.
Sampling Rate:
Fast Speed: 125 microseconds
Slow Speed: 1 second
Microphone: 1/2" electret condenser
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