Shared Flashcard Set

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Recording Theory
Recording Theory
24
Other
Not Applicable
04/22/2008

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Cards

Term
Give two reasons why studio construction differs from other construction?
Definition
1) Need for isolation
2) Need for Controlled Acoustics
Term
What two building techniques are used to improve isolation?
Definition
1) Use of massive dense materials for walls and floor
2) Adding an air space between two surfaces
Term
What do we call the effect that occurs when sound energy passes through a barrier?
Definition
Transmission
Term
What is reflection?
Definition
Sound energy that bounces off any surface
Term
What do we call the effect that occurs when sound energy is "trapped" within a barrier?
Definition
Absorbtion
Term
What do we call the effect of sound energy being reflected off a rough or uneven surface?
Definition
Diffusion
Term
What is leakage?
Definition
Sounds from other peformers entering the mic
Term
What might we use to improve isolation between performers in the same room?
Definition
Gobos or Baffles
Term
What is an Iso Booth usually used for?
Definition
Isolating the loudest or softest peformer from others
Term
What do we call the measurement used for changes in sound and signal?
Definition
dB or Decibel
Term
How much change in dB is needed to make sound twice as loud?
Definition
10 dB
Term
How much change in dB occurs when power (wattage) is doubled?
Definition
3 dB
Term
What is the change in dB when voltage is doubled?
Definition
6 dB
Term
How many volts is in 0dBVU pro (+4) equipment?
Definition
1.23 Volts
Term
Which of the following is used to measure sound? dBm, dBu, dBSPL
Definition
dB SPL
Term
What do dBm and dBu measure?
Definition
Signal Amplitude
Term
What is the measurement of level from the noise floor to clipping?
Definition
Dynamic Range
Term
What do we call the difference between 0 dBVU and clipping?
Definition
Headroom
Term
What do we call the difference between 0 dBVU and the Noise Floor?
Definition
S/N Signal to Noise Ratio
Term
What do we call the first performance of a song recorded on blank tape or hard drive?
Definition
Basic Tracks
Term
What do we call the new tracks recorded while listening in sync with recorded tracks?
Definition
Overdubs
Term
What do we call replacing a part of a previous track with a new performance?
Definition
Punch In
Term
What do we call creating a blend of tracks from a multi-track and re-recording to another recorder?
Definition

Mix Down

Term
After listening to the final mix, what should we always make?
Definition
Safety Copies or Back ups
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