ANC Sample Sound Analysis


Purpose:

Determine the noise characteristics of the noises at the customer's site.

Procedure:

  1. Record the sound samples at the site using a Mac Powerbook
  2. Save the samples as TeachText sounds
  3. Use Snd Converter Pro 2.3 utility to convert the sounds to AIFF format
  4. Transfer the AIFF files from the MAC to a PC
  5. Use Cool Edit to generate spectrum displays
  6. Use the Cool Edit tool to determine specific noise peaks
  7. Capture results for net publication
  8. Sounds to analyze


Results:

Ambient

ambient spectrum

Belt 3 feet

Belt at 3 feet
Major peaks: Broadband:

Belt 5 feet

Belt at 5 feet
Major peak: Broadband:

Pump 1 foot

Pump 1 spectrum
Major peak: Broadband:

Pump 3 feet

Pump at 3 feet spectrum
Major peak: Broadband:

Pump 5 feet

Pump at 5 feet spectrum
Major peak: Broadband:


Utilities used

Cool Edit home page
Snd Converter Pro 2.3 home page
Snd Converter Pro 2.3 ftp


Questions?

dak 10/11/97