b. Sound level meters of the same type differ mainly in external shape,
arrangement of controls, and other convenient features that frequently influence the
selection made by a prospective user. A typical sound level meter is pictured in
Figure 3-11.
Figure 3-11. Typical sound level measuring equipment.
(A) Sound level meter. (B) Calibrators.
(C) Octave band analyzer with SLM.
MD0165
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