MATRON-Light with 2250-M Field Guide, Page 20
The display shows that the sound recording has started and is being marked with the bar above
“Sound”. Stop the sound recording.
4.12 Finally, ensure that the green lights are still active indicating that the measurements are
continuing.
4.13 Close the lid of the small case and lock it.
With the MATRON-Light now in place and with the complainant also in the room, sit (or stand)
at a reasonable distance from the microphone, press the push button on the hand-switch (red
light indicates recording has started) and state the following at your normal speaking level.
Your Name
The time, day and date
The name and address of the complainant
The nature of the offending noise
Then press the push button on the hand-switch to stop the recording.
Then press the push button on the hand-switch again, but this time record the normal “ambient”
noise which might be you talking to the complainant or quietness or the television on in the
background. After approximately 1-2 minutes, press the push button on the hand-switch to stop
the recording. (The purpose of this is to make a representative recording of the
ambient/background noise in the absence of the offending noise).
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