Sound Meter - Nokia 3250 User Manual

■ Sound meter

The sound meter lets you measure the noise level of the environment.
The sound meter provides general measurements for personal use that may vary from scientific measurements.
Select Menu > My own
Select Options and from the following:
Hold peak — The peak value is held in the measured maximum until you exit the application.
Weighting options — Select
the ear in a quiet environment, or
Dynamic peak — The current peak value is kept for 5 sec.
Reset peak — The current peak value is reset.
If the peak or current value is higher than 114 dB or lower than 50 dB a > or < character is shown before the
value.
> Sound metre to display the noise level of your surroundings in units of dB.
A weighting to simulate the ear in a noisy environment,
Off to measure without a weighting algorithm
Copyright © 2006 Nokia. All rights reserved.
C weighting to simulate
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