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Sound quiz
Theatre Crafts sound quiz
Question | Answer |
---|---|
Name 3 categories into which theatrical sound is divided | SFX. atmosphere (ambience), and reinforcement (amplification) |
Doppler effect | change in frequency of a wave as its sources moves in relation to an observer |
What is a transducer? | Device that converts one form of energy into another |
What happens when you move a piece of steel, that is wrapped in copper wire, inside a magnetic field? | Energy current is creates |
What is phasing in theatre sound? | sound waves are delayed to where they begin to cancel each other out |
Analog sound | Electrical current is analogous to electrical wave, mimic sound waves and interpreted by sound board |
Phantom power | power of preamplification in a condenser microphone, supplied by audio console rather than battery |
Digital sound | digits turned into electrical current to mimic sound waves |
Setting up sound in a room | Consider time delay, pinking a room: pink noise equalizes frequency |
Digital delay | delay input or output to equalize sound |