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27 Cards in this Set
- Front
- Back
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True or False: A Transducer converts one type of energy to another.
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true
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What does an output transducer do?
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Converts electrical energy to acoustical energy
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List the 5 major types of output transducers
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Piezoelectric, electromechanical, electrostatic, planar/ribbon, electromagnetic
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Of all transducer types, which is the most common?
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electromagnetic
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On a cone driver, is the magnet assembly considered replaceable?
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NO
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Name the part of the speaker assembly that connects the cone to the basket on the outside
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Surround
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Which 2 components of the speaker assembly are responsible for the movement of the assembly?
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Magnet, Voice Coil
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A cone driver is one type of E.M. speaker, name the other type.
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Compression
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What is the replaceable part in a compression driver?
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diaphragm
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True or False :A horn is also known as a Wave-guide
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True
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If a Horn dispersion pattern reads 90x 60, what do these numbers mean?
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90 degrees horizontal by 60 degrees vertical
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Of the dispersion patterns listed, which will throw the sound the furthest? 90 x 90, 40 x 20, 30 x 10, 70 x 55
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30 x 10
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Over excursion can be described as?
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Moving the assembly too far forward and back
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True or False: Over excursion can or will physically damage the assembly
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True
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Can under powering a loudspeaker damage it?
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Yes
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True or False: Square waves can damage a speaker
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true
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Of all the speaker power ratings published, which one is the most relevant?
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Program
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True or False: The process to repair a speaker is called re coning
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True
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For a PA loudspeaker, can anyone just perform the above process and/or purchase the factory-approved components?
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No
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For consumer speakers, can a user purchase a repair kit?
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Yes
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What are the 3 ways of wiring together multiple loudspeakers?
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Parallel, series, series/parallel
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Which method will lower the overall ohm rating?
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Parallel
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Two 8-ohm speakers wired in parallel will yield what ohm value?
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4 ohms
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Which speaker wiring method will increase the overall ohm rating?
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series
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2 8-ohm speakers wired in the series method will yield what ohm value?
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16 ohms
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Name the wiring strategy that is a combination of both.
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series/parallel
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4 16-ohm speakers wired in the series/parallel method will yield what ohm value?
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16 ohms
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