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Graphics Interchange Format  |  2000-10-06  |  6KB  |  640x240  |  4-bit (4 colors)
Labels: bulletin board | dialog box | fence | monitor | sky | trade name | window
OCR: Arial 10pt : :... f(x) YolumeLe 411 Quiet whisper VOLUME LEVELS Decibels Decibels are on a logarithmic scale 3dB increase Double Intensity 3dB decrease - Halve Intensity 10dB increase 10X Intensity 10dB decrease 1/10 Intensity Example of noise source Decibels Intensity Quietest sound which can be heard Quiet whisper 100 IFKYIE rease