COM 110 Study Guide - Final Guide: Dbfs, Auditory Masking, Lossy Compression
14 May 2017
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Document Summary
Mus 210 intro to music technology final review. What are the three components to defining a sound wave generation, propagation, reception. The difference between dbv, db spl and dbfs. dbv: electrical signal db: unit of measure. Non-destructive editing can make changes to a copy of a file and recover the original file. The difference between mic level , instrument level and line level . Instrument: unbalanced from guitar & bass, need di to convert to mic signal and boost. Line: from synths and gear, higher than mic, can be plugged into mixers directly. Speaker: from output of amplifier, highest level. Parts of a moving coil design loudspeaker coil is wrapped around diaphragm suspended in a magnetic field that gets sound sent out to driver. Masking, the two types freq masking: two tones are close in freq, loud one will mask softer temporal masking: two tones close in time, louder one will mask softer.
