SPHR 2107- Midterm Exam Guide - Comprehensive Notes for the exam ( 98 pages long!)
16 Feb 2018
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Study guide: pure tones, an introduction to sound, what is sound, sound is an audible disturbance in a medium that is produced by a vibrating source. What is its" frequency: 1 hz, 1000 hz, 200 hz, 500 hz, suppose i have a signal and its period is 1/1000 second. 50-10,000 hz: famous frequencies, hearing, speech, most important 300-3000 hz, vowels, consonants, audiometer, telephone, middle c" most below 1000 hz above 1000 hz. 440 hz: octaves, a musical interval is a relationship between two frequencies. You have a sine wave whose period is 6 msec. (what"s a msec???) What is the wavelength of the signal? (assuming the velocity of sound in air is 1100 ft. /sec. = c/f (where c = 1100 ft/sec ( we will assume that this is the speed. Definition: the distance in a medium between a region of compression and the next region of compression. of sound in air at room temperature in this class)
