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16
Sound Intensity Calibrator Type 4297 – User Manual
Fig.3.2
With the unit open,
you can now remove
the protection plug
Fig.3.3
Insert the Sound
Intensity Probe into the
holder
As shown in Fig.3.3, place the Type 3545, 3548, 3583, 3584, 3595, 3599 or 3654 sound intensity
probe into the holder. This comprises the intensity probe sound source which is surrounded by
a two-part black rubber gasket. This gasket 'contains' the calibration signal within a controlled
and defined area.
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