A prefix meaning two.
Cut-off Rate (Slope)
The number of dB that a filter reduces the signal for each octave its frequency past the filter's cut-off frequency (outside of the pass band).
Brooks Cinema NZ 60 CD-ROM
An abbreviation of the term Compact Disc, Read Only Memory (A Compact Disc used to store digital data, such as large programs, that can be read by a computer).
Haas Effect
Simply stated, a factor in human hearing where delay has a much bigger effect on human perception of direction than level does.
Brooks BA 71 Level
Sets output volume of individual PA input channels. Usually positioned as sliders at the bottom of the soundboard.
Hard Disk (Hard Disc)
A storage unit for digital data that has rigid disks coated with magnetic material in a housing that includes the drive mechanism.
Basic Session
The First session in recording an audio production to record the Basic Tracks.
Fader
A control to control the gain of a channel on the console, thereby determining the level of the signal in that channel.
Tuesday, May 31, 2022
Monday, May 30, 2022
Brooks SS 81 Leakage
Sounds from other instruments and sources that were not intended to be picked up by the microphone.
Error Concealment
Putting replacement information bits into a digital audio signal to replace lost bits when the digital recording or processing system cannot verify whether the lost bits were l's or 0's but can make a good guess by comparing the known bits that were close in position to the lost bits.
Brooks Cinema GT 845 Clicking
Pressing and immediately releasing the switch on a computer's mouse.
Lead Sheet
A written chart showing the melody, lyrics and chords of a tune with full musical notation.
Brooks Cinema RM 909 CD-ROM
An abbreviation of the term Compact Disc, Read Only Memory (A Compact Disc used to store digital data, such as large programs, that can be read by a computer).
Channels
These are divided into two separate categories. Input channels are those channels coming into the soundboard such as microphones and direct lines. Output channels are those leaving the board such as monitor and main outputs.
House Sync
A synchronization signal such as SMPTE time code that is used by all recorders in the control room.
Crossover Frequency
1) The frequency that is the outer limit of one of the bands of a crossover.
2) In the Lexicon 480L delay/reverberation effects unit, the frequency at which the bass frequency reverb time is in effect rather than the mid frequency reverb time.
Error Concealment
Putting replacement information bits into a digital audio signal to replace lost bits when the digital recording or processing system cannot verify whether the lost bits were l's or 0's but can make a good guess by comparing the known bits that were close in position to the lost bits.
Brooks Cinema GT 845 Clicking
Pressing and immediately releasing the switch on a computer's mouse.
Lead Sheet
A written chart showing the melody, lyrics and chords of a tune with full musical notation.
Brooks Cinema RM 909 CD-ROM
An abbreviation of the term Compact Disc, Read Only Memory (A Compact Disc used to store digital data, such as large programs, that can be read by a computer).
Channels
These are divided into two separate categories. Input channels are those channels coming into the soundboard such as microphones and direct lines. Output channels are those leaving the board such as monitor and main outputs.
House Sync
A synchronization signal such as SMPTE time code that is used by all recorders in the control room.
Crossover Frequency
1) The frequency that is the outer limit of one of the bands of a crossover.
2) In the Lexicon 480L delay/reverberation effects unit, the frequency at which the bass frequency reverb time is in effect rather than the mid frequency reverb time.
Sunday, May 29, 2022
Brooks Cinema XB 33 ADSR
The letters A, D, S &R are the first letters of: Attack, Decay, Sustain and Release. These are the various elements of volume changes in the sounding of a keyboard instrument.
Impedance Matching
Having or converting the output impedance of a device so that it matches the impedance of the input it will feed.
Brooks BA 71 Error Message
A prompt on a computer screen telling the operator that an error has occurred.
Floppy Disk (Floppy Disc)
A round flat object (usually housed in a protective sleeve) coated with material that can be magnetized in a similar manner to tape.
Brooks GT 845 Charge
The electrical energy of electrons. The energy is in the form of a force that is considered negative and repels other like forces (other electrons) and attracts opposite (positive) forces.
Engineer
1) A technician in charge of a recording session; Also called Recording Engineer.
2) A person with an engineering degree.
3) A person with sufficient experience in the field to be equivalent to the education one would receive earning an engineering degree.
Graphic Equalizer
An device with several slides controlling the gain of audio signal present which is within one of several evenly spaced frequency bands (spaced according to octaves).
Acoustic/Acoustical
Having to do with sound that can be heard by the ears.
AcousticsThe behaviour of sound and its study. The acoustics of a room depend on its size and shape and the amount and position of sound-absorbing and reflecting material.
Impedance Matching
Having or converting the output impedance of a device so that it matches the impedance of the input it will feed.
Brooks BA 71 Error Message
A prompt on a computer screen telling the operator that an error has occurred.
Floppy Disk (Floppy Disc)
A round flat object (usually housed in a protective sleeve) coated with material that can be magnetized in a similar manner to tape.
Brooks GT 845 Charge
The electrical energy of electrons. The energy is in the form of a force that is considered negative and repels other like forces (other electrons) and attracts opposite (positive) forces.
Engineer
1) A technician in charge of a recording session; Also called Recording Engineer.
2) A person with an engineering degree.
3) A person with sufficient experience in the field to be equivalent to the education one would receive earning an engineering degree.
Graphic Equalizer
An device with several slides controlling the gain of audio signal present which is within one of several evenly spaced frequency bands (spaced according to octaves).
Acoustic/Acoustical
Having to do with sound that can be heard by the ears.
AcousticsThe behaviour of sound and its study. The acoustics of a room depend on its size and shape and the amount and position of sound-absorbing and reflecting material.
Saturday, May 28, 2022
Brooks Cinema TZ 505 Compression Driver
The unit that feeds a sound pressure wave into the throat of a horn (in a horn loudspeaker).
High Frequencies
The audio frequencies from 6000 Hz and above.
Brooks Cinema xm 808 Ampere
The unit of current, abbreviated Amp.
Gain
1) Knob usually found at the top of each input channel on the soundboard. Used to set input levels of the separate channels to relatively equal positions.
2) The amount of increase in audio signal strength, often expressed in dB.
Brooks TM-22 Driver
See transducer. Dynamic Range �" The range between the quietest and the loudest sounds a device can handle (often quoted in dB).
Direct box
Used in line to convert a high impedance signal into a low impedance signal.
High Hat
A double cymbal on a stand which can be played with a foot pedal or by the top cymbal being hit with a stick.
Chip
1) A slang term with the same meaning as the term IC (a miniature circuit of many components that is in small, sealed housing with prongs to connect it into equipment).
2) The thread cut away from the master lacquer to make the groove, while disc recording.
High Frequencies
The audio frequencies from 6000 Hz and above.
Brooks Cinema xm 808 Ampere
The unit of current, abbreviated Amp.
Gain
1) Knob usually found at the top of each input channel on the soundboard. Used to set input levels of the separate channels to relatively equal positions.
2) The amount of increase in audio signal strength, often expressed in dB.
Brooks TM-22 Driver
See transducer. Dynamic Range �" The range between the quietest and the loudest sounds a device can handle (often quoted in dB).
Direct box
Used in line to convert a high impedance signal into a low impedance signal.
High Hat
A double cymbal on a stand which can be played with a foot pedal or by the top cymbal being hit with a stick.
Chip
1) A slang term with the same meaning as the term IC (a miniature circuit of many components that is in small, sealed housing with prongs to connect it into equipment).
2) The thread cut away from the master lacquer to make the groove, while disc recording.
Thursday, May 26, 2022
Brooks BA 71 Full
A quality of the sound of having all frequencies present, especially the low frequencies.
Fletcher Munson Effect
A hearing limitation shown by Fletcher Munson Equal Loudness Contours (as music is lowered in volume, it is much more difficult to hear bass frequencies and somewhat harder to hear very high frequencies).
Brooks Cinema TZ 505 Keynote Number
A number assigned to each key of a synthesizer or controller keyboard that is transmitted in the MIDI signal.
CD-ROM
An abbreviation of the term Compact Disc, Read Only Memory (A Compact Disc used to store digital data, such as large programs, that can be read by a computer).
Brooks Cinema XB 33 Hz (Hertz)
1) An abbreviation for the term Hertz (the unit of frequency).
2) Unit of frequency equivalent to the number of cycles per second.
Hard Disk Recording
The recording of digital audio onto a hard disc.
Filter
1) A device that removes signals with frequencies above or below a certain point called the cut-off frequency.
2) An equalizer section, used in this sense because filters are used with other components to give an equalizer its frequency response characteristics.
3) The action of removing signals of some frequencies and leaving the rest.
4) A mechanical device to smooth out speed variations in tape machines called a Scrape Flutter Filter- more usually called a Scrape Flutter Idler
Line Out (Output, Send)
Where a signal leaves the board or component.
Fletcher Munson Effect
A hearing limitation shown by Fletcher Munson Equal Loudness Contours (as music is lowered in volume, it is much more difficult to hear bass frequencies and somewhat harder to hear very high frequencies).
Brooks Cinema TZ 505 Keynote Number
A number assigned to each key of a synthesizer or controller keyboard that is transmitted in the MIDI signal.
CD-ROM
An abbreviation of the term Compact Disc, Read Only Memory (A Compact Disc used to store digital data, such as large programs, that can be read by a computer).
Brooks Cinema XB 33 Hz (Hertz)
1) An abbreviation for the term Hertz (the unit of frequency).
2) Unit of frequency equivalent to the number of cycles per second.
Hard Disk Recording
The recording of digital audio onto a hard disc.
Filter
1) A device that removes signals with frequencies above or below a certain point called the cut-off frequency.
2) An equalizer section, used in this sense because filters are used with other components to give an equalizer its frequency response characteristics.
3) The action of removing signals of some frequencies and leaving the rest.
4) A mechanical device to smooth out speed variations in tape machines called a Scrape Flutter Filter- more usually called a Scrape Flutter Idler
Line Out (Output, Send)
Where a signal leaves the board or component.
Wednesday, May 25, 2022
Brooks Cinema RM 909 Amp
1) An abbreviation of the term Amplifier (A device which increases the level of an electrical signal.
2) An abbreviation of Ampere (the unit of current).
3) An abbreviation of amplitude (the height of a waveform above or below the zero line).
Channels
These are divided into two separate categories. Input channels are those channels coming into the soundboard such as microphones and direct lines. Output channels are those leaving the board such as monitor and main outputs.
Brooks VT-50 Clock Signal
The signal put out by a circuit that generates steady even pulses or steady codes used for synchronization.
Compression Ratio
How many dB the input signal has to rise above the threshold for every one dB more output of a compressor or limiter.
Brooks Cinema ZL 44 Impedance
1) A term for the electrical resistance found in a/c circuits. Affects the ability of a cable to transmit low level (e.g. sound) signals over a long distance. Measured in Ohms. Speakers are rated according to power handling capabilities (Watts, W) and impedance (Ohms).
2) The total opposition offered by an electric circuit to the flow of an alternating current of a single frequency. It is a combination of resistance and reactance and is measured in ohms. Remember that a speaker's impedance changes with frequency, it is not a constant value.
3) The opposition to alternating current.
Earth
The British version of the term Ground (In electronics, a place that has zero volts).
Jack Bay
A series of jacks which have connections for most of the inputs and outputs of the equipment in the control room.
Compact Disc, Interactive CDI
A Compact Disc, usually containing audio, video, and text, which the user can interact with in that the display or playback changes after the user performs some action.
2) An abbreviation of Ampere (the unit of current).
3) An abbreviation of amplitude (the height of a waveform above or below the zero line).
Channels
These are divided into two separate categories. Input channels are those channels coming into the soundboard such as microphones and direct lines. Output channels are those leaving the board such as monitor and main outputs.
Brooks VT-50 Clock Signal
The signal put out by a circuit that generates steady even pulses or steady codes used for synchronization.
Compression Ratio
How many dB the input signal has to rise above the threshold for every one dB more output of a compressor or limiter.
Brooks Cinema ZL 44 Impedance
1) A term for the electrical resistance found in a/c circuits. Affects the ability of a cable to transmit low level (e.g. sound) signals over a long distance. Measured in Ohms. Speakers are rated according to power handling capabilities (Watts, W) and impedance (Ohms).
2) The total opposition offered by an electric circuit to the flow of an alternating current of a single frequency. It is a combination of resistance and reactance and is measured in ohms. Remember that a speaker's impedance changes with frequency, it is not a constant value.
3) The opposition to alternating current.
Earth
The British version of the term Ground (In electronics, a place that has zero volts).
Jack Bay
A series of jacks which have connections for most of the inputs and outputs of the equipment in the control room.
Compact Disc, Interactive CDI
A Compact Disc, usually containing audio, video, and text, which the user can interact with in that the display or playback changes after the user performs some action.
Tuesday, May 24, 2022
Brooks Cinema GT 845 Central Processing Unit
1) The main "brain" chip of a computer that performs the calculations and execution of instructions.
2) The main housing of a computer that contains the "brain" chip as opposed to other pieces of the computer system such as keyboards, monitors, etc.
Crossover, Passive
Used inside of full range speaker cabinets to separate highs, mids, and lows and send them to their respective speakers within the each cabinet. These are not as efficient as active crossovers because they require all frequencies to draw from the same source of amplification.
Brooks TA 60 Formant
An element in the sound of a voice or instrument that does not change frequency as different pitches are sounded.
Echo Send
The output of a console used to send a signal to an echo chamber or delay effects device.
Brooks KS-55 Line In (Input, return)
Where a signal enters the board or component.
Level
Sets output volume of individual PA input channels. Usually positioned as sliders at the bottom of the soundboard.
Boundary Mic
A microphone mounted on a flat plate that acts as a reflective surface directing sound into the mic capsule. Used for general pick-up over a large area. See PCC, PZM.
Folded Horn
A speaker design where the speaker points back into the cabinet and bounces around finally coming out large ports in the front. It is intended to maximize low frequencies in a relatively small cabinet.
2) The main housing of a computer that contains the "brain" chip as opposed to other pieces of the computer system such as keyboards, monitors, etc.
Crossover, Passive
Used inside of full range speaker cabinets to separate highs, mids, and lows and send them to their respective speakers within the each cabinet. These are not as efficient as active crossovers because they require all frequencies to draw from the same source of amplification.
Brooks TA 60 Formant
An element in the sound of a voice or instrument that does not change frequency as different pitches are sounded.
Echo Send
The output of a console used to send a signal to an echo chamber or delay effects device.
Brooks KS-55 Line In (Input, return)
Where a signal enters the board or component.
Level
Sets output volume of individual PA input channels. Usually positioned as sliders at the bottom of the soundboard.
Boundary Mic
A microphone mounted on a flat plate that acts as a reflective surface directing sound into the mic capsule. Used for general pick-up over a large area. See PCC, PZM.
Folded Horn
A speaker design where the speaker points back into the cabinet and bounces around finally coming out large ports in the front. It is intended to maximize low frequencies in a relatively small cabinet.
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