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| The appearance of something added to the reproduced signal that wasn’t in the original. |
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| What is overload distortion? |
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Clipping.
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When a signal or DBSPL is too much for an audio device to handle.
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| What is harmonic distortion? |
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| The distortion of a timbre’s upper harmonics but not its fundamental. |
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| A digital algorithm that emulates analog clipping, it rounds off the squares of clipping. |
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| What is the only outboard gear in Studio B that has soft clipping? |
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| Total Harmonic Distortion. How much an amp or speaker will distort a sound as it’s turned up louder (the measurement of audio quality).
The lower the number, the less distortion. |
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| Describe what a crossover does. |
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| It divides the sound frequency spectrum into regions, it’s what tells the highs to go to the tweeter and lows to go to the woofer. |
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| What is crossover distortion. |
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| Distortion at the crossover frequency. |
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| Passive crossover takes a(n) amplified/unamplified signal.
Active crossover takes a(n) amplified/unamplified signal. |
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| Passive crossover takes a powered signal.
Active crossover takes an unamplified signal. |
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| Describe an active speaker. |
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| Plugs into a wall, has amp inside, takes in an unpowered XLR or 1/4″ TRS. |
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| Describe a passive speaker. |
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| Needs an external amp, takes in powered signal, has a passive crossover. |
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| Describe a bi-amped speaker. |
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| Has an active crossover (unamplified signals) and has two amps in it, boosting highs and lows separately. |
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| What kind of compressor does a radio station use? |
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| A tri-band compressor.
Mix a song for the radio’s bass soft so the radio’s compressor makes the bass louder. |
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| What is aysterisus (or something)? |
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| The delay from a magnet pushing another. |
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| What is in interpolation. |
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| Describe what a ratio on a compressor means for 2:1. |
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| For every one decibel that passes the threshold, the signal is reduced by two dB. |
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