96 Running and viewing curves

Curve measurements and results

10. (Skip this step if you selected OSHA AM Booth). To select a Criterion, press the down arrow and repeatedly press Enter . You have the following three settings in the testing ranges of 125Hz-kHz, 250Hz – 8kHz, and 500Hz-8kHz octave or one-third octave bands.

NC refers to “not covered” ears in relation to a person in a hearing booth without the use of hearing protection.

SA refers to Supra-aural which is used when a persons is in a hearing booth with large headphones.

INS refers to “Insert” which is used when a person is in a hearing booth with ear inserts.

11.Press On/Off/Esc twice to return to the start screen.

To run your Curve study, please see section, “Running and viewing a curve study”.

Running and viewing curves

After you have enabled curve mode, type, and criterion (only applicable for evaluation mode), you are now ready to run a curve study.

When viewing your measurements it is important to understand how your results will display. The following is an explanation of the curve types:

If NC, PNC, NR, NCB, or RC are selected these will display in 1/1 octave only.

If Captured Curves are selected, this will display in 1/1 octave or 1/3 octave.

If OSHA Audiometric is selected, it will display in 1/1 octave only. If ANSI Audiometric is selected, it will display in 1/1 octave or 1/3 octave.

Curve measurements and results

Running a curve study and viewing results

1.From the Start screen, ensure you are in 1/1 or 1/3 mode. Then, press the Up/Down arrows until “View Session” is highlighted.

2.Press the Run key to begin your study. When completed, press pause and stop keys to end the session.

Models SE and DL

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3M DL, SE Running and viewing curves, Curve measurements and results,  Running a curve study and viewing results