Nokia 3250 User Guide - Page 75

Sound meter

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My own ■ 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 > Sound meter to display the noise level of your surroundings in units of dB. 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 A weighting to simulate the ear in a noisy environment, C weighting to simulate the ear in a quiet environment, or Off to measure without a weighting algorithm 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. 75

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My own
75
■
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
>
Sound meter
to display the noise level of your
surroundings in units of dB.
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
A weighting
to simulate the ear in a noisy
environment,
C weighting
to simulate the ear in a quiet environment, or
Off
to measure without a weighting algorithm
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.