A technique of placing a microphone close to the sound source (within one foot) in order to pick up mainly the direct sound and to avoid picking up leakage or ambience.
Compander
Outboard sound equipment. Combination of a Compressor and an Expander.
BNO Acoustics SQ-9 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).
Clipping
Distortion of a signal by its being chopped off. An overload problem caused by pushing an amplifier beyond its capabilities. The flat-topped signal has high levels of harmonic distortion which creates heat in a loudspeaker and is the major cause of loudspeaker component failure.
BNO Acoustics TR-12 Floor
1) An alternate tam meaning Range (a limit on the amount the signal is reduced when the input signal is low by an expander or gate).
2) A shortening of the term Noise Floor (the level of the noise).
Digital Recording
1) ADAM : (Akai Digital Audio Multitrack). 12 track recording onto Video 8 tape. 16 bit, 44.1 or 48 kHz sampling rate.
2) DAT (Digital Audio Tape) Cassette-like system which has much higher quality than standard audio cassettes. Widely used in gathering sound effects, for news gathering, and for playback of music.
3) DCC (Digital Compact Cassette) Rival to DAT which also plays standard audio cassettes.
4) MiniDisc : Uses computer disk technology, rather than tape. A laser heats an area of magnetic disk which is then written to by a magnetic head. When cooled, the magnetic information is read from the disk by laser. Tracks can be named, and are instant start. Very theatre-friendly system.
5) Direct to Disk : Uses the hard disk present in most PCs as the recording medium.
Input Impedance
The opposition to current flow by the first circuits of a device.
Efficiency
The acoustic power delivered for a given electrical input. Often expressed as decibels/watt/meter (dB/w/m). ESL �" Abbreviation for electrostatic loudspeaker.
Monday, February 7, 2022
Sunday, February 6, 2022
BNO Acoustics LK-61 Absorption
Short for the term Acoustical Absorption (quality of a surface or substance to take in, not reflect, a sound wave).
Infinite Repeat
A function on some delay lines that establish enough feedback so that the repeat echo will last forever, but not so much as to cause a howling sound.
BNO Acoustics R-10 Level
The amount of signal strength; the amplitude, especially the average amplitude.
ADAT
A trademark of Alesis Corporation designating its modular digital multitrack recording system released in early 1993.
BNO Acoustics GK-3 Audio
Most often referring to electrical signals resulting from the sound pressure wave being converted into electrical energy.
Ground Adapter Plug
Adapts a three pronged electrical plug to a two pronged wall outlet. This bypasses the ground and may create a hum in the system. A lack of a good ground can cause mild electrical shock when touching a microphone.
Chorus
1) The part of The song that is repeated and has the same music and lyrics each time; the chorus will usually give the point of the song.
2) A musical singing group that has many singers.
3) A delay effect that simulates a vocal chorus by adding several delays with a mild amount of feedback and a medium amount of depth.
4) A similar effect created in some synthesizers by detuning (reducing the pitch of, slightly) and mixing it with the signal that has regular tuning and with a slight delay.
Error Message
A prompt on a computer screen telling the operator that an error has occurred.
Infinite Repeat
A function on some delay lines that establish enough feedback so that the repeat echo will last forever, but not so much as to cause a howling sound.
BNO Acoustics R-10 Level
The amount of signal strength; the amplitude, especially the average amplitude.
ADAT
A trademark of Alesis Corporation designating its modular digital multitrack recording system released in early 1993.
BNO Acoustics GK-3 Audio
Most often referring to electrical signals resulting from the sound pressure wave being converted into electrical energy.
Ground Adapter Plug
Adapts a three pronged electrical plug to a two pronged wall outlet. This bypasses the ground and may create a hum in the system. A lack of a good ground can cause mild electrical shock when touching a microphone.
Chorus
1) The part of The song that is repeated and has the same music and lyrics each time; the chorus will usually give the point of the song.
2) A musical singing group that has many singers.
3) A delay effect that simulates a vocal chorus by adding several delays with a mild amount of feedback and a medium amount of depth.
4) A similar effect created in some synthesizers by detuning (reducing the pitch of, slightly) and mixing it with the signal that has regular tuning and with a slight delay.
Error Message
A prompt on a computer screen telling the operator that an error has occurred.
Saturday, February 5, 2022
BNO Acoustics R-10 Speakers Compressor
A signal processing device that does not allow as much fluctuation in the level of the signal above a certain adjustable or fixed level.
Capacitance
The property of being able to oppose a change in voltage or store an electrical charge.
BNO Acoustics QT-5 Centre Frequency
The frequency of the audio signal that is boosted or attenuated most by an equalizer with a peak equalization curve.
House Sync
A synchronization signal such as SMPTE time code that is used by all recorders in the control room.
BNO Acoustics TS-10 Final Mix
The two track stereo master tape which was mixed from the multitrack master.
Guitar Processor
A unit that will add effects to a direct guitar signal, including a simulated instrument amplifier sound and (often) delay and reverb effects.
Initialize
To prepare a digital storage medium (like a floppy disk) so that it will accept and store digital information bits.
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.
Capacitance
The property of being able to oppose a change in voltage or store an electrical charge.
BNO Acoustics QT-5 Centre Frequency
The frequency of the audio signal that is boosted or attenuated most by an equalizer with a peak equalization curve.
House Sync
A synchronization signal such as SMPTE time code that is used by all recorders in the control room.
BNO Acoustics TS-10 Final Mix
The two track stereo master tape which was mixed from the multitrack master.
Guitar Processor
A unit that will add effects to a direct guitar signal, including a simulated instrument amplifier sound and (often) delay and reverb effects.
Initialize
To prepare a digital storage medium (like a floppy disk) so that it will accept and store digital information bits.
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.
Friday, February 4, 2022
BNO Acoustics QS-4 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.
A/D
An abbreviation of Analog to Digital Conversion (the conversion of a quantity that has continuous changes into numbers that approximate those changes), or Analog to Digital Converter.
BNO Acoustics LK-61 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.
Distortion
Usually undesirable result of overloading sound equipment. Reducing the levels can remedy the situation.
BNO Acoustics TS-10 Console
A set of controls and their housing, which control all signals necessary for recording and mixing.
File
A collection of digital data stored in a computer's memory bank or on a floppy disc.
Baffles
Sound absorbing panels used to prevent sound waves from entering or leaving a certain space
Frequency
The number of cycles of a waveform occurring in a second.
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.
A/D
An abbreviation of Analog to Digital Conversion (the conversion of a quantity that has continuous changes into numbers that approximate those changes), or Analog to Digital Converter.
BNO Acoustics LK-61 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.
Distortion
Usually undesirable result of overloading sound equipment. Reducing the levels can remedy the situation.
BNO Acoustics TS-10 Console
A set of controls and their housing, which control all signals necessary for recording and mixing.
File
A collection of digital data stored in a computer's memory bank or on a floppy disc.
Baffles
Sound absorbing panels used to prevent sound waves from entering or leaving a certain space
Frequency
The number of cycles of a waveform occurring in a second.
Thursday, February 3, 2022
BNO Acoustics BP-40 Binary
A numbering system based on two. In binary there are two symbols used ("l" and "0").
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.
BNO Speakers High Impedance Cord (High Z)
A big word for instrument cable. These cords generally have quarter inch male ends. they tend to loose signal strength at lengths longer than 25 feet.
Gate
A dynamic processing device that turns a channel off or down when the signal drops below a certain level.
BNO Acoustics Speakers Bass
1) The lower range of audio frequencies up to approximately 250 Hz.
2) Short for Bass Guitar.
3) Lower end of the musical scale. In acoustics, the range (below about 200 Hz) in which there are difficulties, principally in the reproduction of sound, due to the large wavelengths involved.
4) The lower frequencies.
5) On the soundboard this should refer to the bass guitar channel, not the bass drum.
6) The lowest frequencies of sound. Bi-Amplification uses an electronic crossover or line-level amplifiers for the high and low frequency loudspeaker drivers.
Formant
An element in the sound of a voice or instrument that does not change frequency as different pitches are sounded.
Effects
1) Various ways an audio signal can be modified by adding something to the signal to change the sound.
2) Short for the term Sound Effects (sounds other than dialogue, narration or music like door closings, wind, etc. added to film or video shots).
Keying Input (Key Input)
An input on a dynamics processing device to control the device by an external audio signal.
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.
BNO Speakers High Impedance Cord (High Z)
A big word for instrument cable. These cords generally have quarter inch male ends. they tend to loose signal strength at lengths longer than 25 feet.
Gate
A dynamic processing device that turns a channel off or down when the signal drops below a certain level.
BNO Acoustics Speakers Bass
1) The lower range of audio frequencies up to approximately 250 Hz.
2) Short for Bass Guitar.
3) Lower end of the musical scale. In acoustics, the range (below about 200 Hz) in which there are difficulties, principally in the reproduction of sound, due to the large wavelengths involved.
4) The lower frequencies.
5) On the soundboard this should refer to the bass guitar channel, not the bass drum.
6) The lowest frequencies of sound. Bi-Amplification uses an electronic crossover or line-level amplifiers for the high and low frequency loudspeaker drivers.
Formant
An element in the sound of a voice or instrument that does not change frequency as different pitches are sounded.
Effects
1) Various ways an audio signal can be modified by adding something to the signal to change the sound.
2) Short for the term Sound Effects (sounds other than dialogue, narration or music like door closings, wind, etc. added to film or video shots).
Keying Input (Key Input)
An input on a dynamics processing device to control the device by an external audio signal.
Wednesday, February 2, 2022
BNO TS-10 Insert
1) A punch in of the all of the tracks being recorded in a recording session.
2) On Solid State Logic consoles, placing an outboard piece of gear in the channel by patching and activating a switch.
Keying Input (Key Input)
An input on a dynamics processing device to control the device by an external audio signal.
BNO Acoustics QS-4 Balls
1) The depth and thickness of a sound, usually on the bottom end of the EQ (as in "needs more balls"). 2) The strength of the voice on the mic (as in "check it like you have some balls").
Amplitude
The height of a waveform above or below the zero line.
BNO Acoustics R-10 Speakers Echo Send Control
A control to send the signal from the input module to the echo chamber or effects device via the echo buss.
Layering
The recording (or playing) of a musical part with of several similar sound patches playing simultaneous.
Floor
1) An alternate tam meaning Range (a limit on the amount the signal is reduced when the input signal is low by an expander or gate).
2) A shortening of the term Noise Floor (the level of the noise).
Critical Distance
The point a distance away from the sound source where the direct sound and the reverberant sound are equal in volume.
2) On Solid State Logic consoles, placing an outboard piece of gear in the channel by patching and activating a switch.
Keying Input (Key Input)
An input on a dynamics processing device to control the device by an external audio signal.
BNO Acoustics QS-4 Balls
1) The depth and thickness of a sound, usually on the bottom end of the EQ (as in "needs more balls"). 2) The strength of the voice on the mic (as in "check it like you have some balls").
Amplitude
The height of a waveform above or below the zero line.
BNO Acoustics R-10 Speakers Echo Send Control
A control to send the signal from the input module to the echo chamber or effects device via the echo buss.
Layering
The recording (or playing) of a musical part with of several similar sound patches playing simultaneous.
Floor
1) An alternate tam meaning Range (a limit on the amount the signal is reduced when the input signal is low by an expander or gate).
2) A shortening of the term Noise Floor (the level of the noise).
Critical Distance
The point a distance away from the sound source where the direct sound and the reverberant sound are equal in volume.
Tuesday, February 1, 2022
BNO Acoustics YM-44 Hertz
The unit of frequency. Equivalent to cycles per second. Abbreviation: Hz.
Equalizer (Parametric, Graphic)
This is used to filter out and adjust specific frequencies in the PA. This is the part of the PA where you have the most control over the band's overall sound. It is also the number one weapon against feedback.
BNO Acoustics R-10 Speakers Group
1) A number of channels or faders that can be controlled by one Master VCA slide.
2) A shortening of the term Recording Group (a buss or the signal present on a buss).
Aux Send
Short for the term Auxiliary Send (a control to adjust the level of the signal sent from the console input channel to the auxiliary equipment through the aux buss.
BNO Acoustics TR-12 Capacitance
That property of a capacitor which determines how much charge can be stored in it for a given potential difference between its terminals, measured in farads, by the ratio of the charge stored to the potential difference.
Envelope
1) How a sound or audio signal varies in intensity over a time span.
2) How a control voltage varies in level over time controlling a parameter of something other than gain or audio level.
Clipping
Distortion of a signal by its being chopped off. An overload problem caused by pushing an amplifier beyond its capabilities. The flat-topped signal has high levels of harmonic distortion which creates heat in a loudspeaker and is the major cause of loudspeaker component failure.
Linear
The condition of obtaining a change at the output of the device which is proportional to the change occurring at the input.
Equalizer (Parametric, Graphic)
This is used to filter out and adjust specific frequencies in the PA. This is the part of the PA where you have the most control over the band's overall sound. It is also the number one weapon against feedback.
BNO Acoustics R-10 Speakers Group
1) A number of channels or faders that can be controlled by one Master VCA slide.
2) A shortening of the term Recording Group (a buss or the signal present on a buss).
Aux Send
Short for the term Auxiliary Send (a control to adjust the level of the signal sent from the console input channel to the auxiliary equipment through the aux buss.
BNO Acoustics TR-12 Capacitance
That property of a capacitor which determines how much charge can be stored in it for a given potential difference between its terminals, measured in farads, by the ratio of the charge stored to the potential difference.
Envelope
1) How a sound or audio signal varies in intensity over a time span.
2) How a control voltage varies in level over time controlling a parameter of something other than gain or audio level.
Clipping
Distortion of a signal by its being chopped off. An overload problem caused by pushing an amplifier beyond its capabilities. The flat-topped signal has high levels of harmonic distortion which creates heat in a loudspeaker and is the major cause of loudspeaker component failure.
Linear
The condition of obtaining a change at the output of the device which is proportional to the change occurring at the input.
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