HP Omni 200-5000 Guia do Utilizador descarregar pdf (Página 64)

RM500SL

User's Guide Version 3.12



March 2015

5. Highlight and <PICK> [Start test] to start the test. [Start test] changes to [Stop Test]. To stop the

measurement, highlight and <PICK> [Stop test]. You may change Level and Frequency without stopping the

test.

Sound level meter using on-ear microphones

The manual control feature enables the RM500SL to be used as a sound level meter to perform C-weighted, A-

weighted or 1/12th octave analysis of sound as measured by the probe and reference microphones. A and C-

weighted measurements are limited to frequencies above 100 Hz and the averaging time and update rate are 384

ms.

1. Refer to On-Ear Measures - Setup to prepare the system for use and for proper positioning of the client and

the probe tube.

2. Press <Tests>, then highlight and <PICK> [On-ear measures], then highlight and <PICK> [Manual control].

3. Highlight and <PICK> the Level window, then highlight and <PICK> 0 dB stimulus level from the drop-

down list.

4. Highlight and <PICK> the Filter window, then highlight and <PICK> 1/12th octave, A-weighted, or C-

weighted from the drop-down list.

5. For 1/12th octave filter, highlight and <PICK> the Frequency window, then highlight and <PICK> the

desired frequency from the drop-down list.

6. Highlight and <PICK> [Start test] to start the test. [Start test] changes to [Stop Test]. To stop the

measurement, highlight and <PICK> [Stop test]. You may change Level and Frequency without stopping the

test.

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HP Omni 200-5000 Guia do Utilizador Página 64