1) A room designed with very hard, non-parallel surfaces and equipped with a speaker and microphone.
2) Any artificial or electronic device that simulates the reverberation created in a room.
Lead Sheet
A written chart showing the melody, lyrics and chords of a tune with full musical notation.
BNO Acoustics R-10 Speakers Dry
Describes a sound coming from the PA with no effects on it.
Jack Bay
A series of jacks which have connections for most of the inputs and outputs of the equipment in the control room.
BNO Acoustics XR-90 Equalization
1) The process of adjusting the tonal quality of a sound. A graphic equalizer provides adjustment for a wide range of frequency bands, and is normally inserted in the signal path after the mixing desk, before the amplifier. See Feedback.
2) Any time the amplitude of audio signals at specific set of frequencies are increased or decreased more than the signals at other audio frequencies.
Analog (Analogue)
Representative, continuous changes that relate to another quantity that has a continuous change.
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.
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.
Monday, February 28, 2022
Sunday, February 27, 2022
BNO Acoustics TS-10 Hypercardioid Pattern
A microphone pick up sensitivity pattern where the least sensitive pick up point is more than 90 degrees but less than 150 degrees off axis (usually 120 degrees).
Hard Disk Recording
The recording of digital audio onto a hard disc.
BNO Acoustics R-10 Foldback
A European term for the signal sent to the stage monitors in a live performance.
Decibel (dB)
1) Relative measurement for the volume (loudness) of sound. Also used to measure the difference between two voltages, or two currents. See Zero dB.
2) A numerical expression of the relative loudness of a sound. The difference in decibels between two
sounds is ten times the common logarithm of the ratio of their power levels.
BNO Acoustics BP-40 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.
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.
Impedance Matching
Having or converting the output impedance of a device so that it matches the impedance of the input it will feed.
Level
The amount of signal strength; the amplitude, especially the average amplitude.
Hard Disk Recording
The recording of digital audio onto a hard disc.
BNO Acoustics R-10 Foldback
A European term for the signal sent to the stage monitors in a live performance.
Decibel (dB)
1) Relative measurement for the volume (loudness) of sound. Also used to measure the difference between two voltages, or two currents. See Zero dB.
2) A numerical expression of the relative loudness of a sound. The difference in decibels between two
sounds is ten times the common logarithm of the ratio of their power levels.
BNO Acoustics BP-40 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.
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.
Impedance Matching
Having or converting the output impedance of a device so that it matches the impedance of the input it will feed.
Level
The amount of signal strength; the amplitude, especially the average amplitude.
Saturday, February 26, 2022
BNO Acoustics LK-61 Echo
1) One distinct repeat of a sound because of the sound reflecting off a surface.
2) Loosely, used to mean reverberation (the continuing of a sound after the source stops emitting it, caused by many discrete echoes closely spaced in time).
Buss (Bus)
A wire carrying signals to some place, usually fed from several sources.
BNO Acoustics QS-4 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.
Input Impedance
The opposition to current flow by the first circuits of a device.
BNO Acoustics XV-16 Fade
1) A gradual reduction of the level of the audio signal.
2) A gradual change of level from one pre-set level to another.
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.
High Frequencies
The audio frequencies from 6000 Hz and above.
Ground
In electronics, a place (terminal) that has zero volts.
2) Loosely, used to mean reverberation (the continuing of a sound after the source stops emitting it, caused by many discrete echoes closely spaced in time).
Buss (Bus)
A wire carrying signals to some place, usually fed from several sources.
BNO Acoustics QS-4 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.
Input Impedance
The opposition to current flow by the first circuits of a device.
BNO Acoustics XV-16 Fade
1) A gradual reduction of the level of the audio signal.
2) A gradual change of level from one pre-set level to another.
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.
High Frequencies
The audio frequencies from 6000 Hz and above.
Ground
In electronics, a place (terminal) that has zero volts.
Friday, February 25, 2022
BNO Acoustics HD-70 Electromagnetic Induction or Pick Up
The generation of electrical signal in a conductor moving in a magnetic field or being close to a changing magnetic field.
Balanced input/output
A "balanced" connection is one that has three wires to move the signal. One is a ground, and the other two (called conductors) carry signals of equal value. This is why they are called balanced. Low Z cables and connections are the most common example.
BNO Acoustics GK-3 High Impedance Mic
A microphone designed to be fed into an amplifier with input impedance greater than 20 k ohms.
Haas Effect
Simply stated, a factor in human hearing where delay has a much bigger effect on human perception of direction than level does.
BNO Acoustics XR-90 Fidelity
The recording or reproduction quality.
File
A collection of digital data stored in a computer's memory bank or on a floppy disc.
Line Input
An input designed to take a line level signal.
Crisp
Describes a good clean high midrange sound. It can be good or bad depending on the look on the face of the guy who said it.
Balanced input/output
A "balanced" connection is one that has three wires to move the signal. One is a ground, and the other two (called conductors) carry signals of equal value. This is why they are called balanced. Low Z cables and connections are the most common example.
BNO Acoustics GK-3 High Impedance Mic
A microphone designed to be fed into an amplifier with input impedance greater than 20 k ohms.
Haas Effect
Simply stated, a factor in human hearing where delay has a much bigger effect on human perception of direction than level does.
BNO Acoustics XR-90 Fidelity
The recording or reproduction quality.
File
A collection of digital data stored in a computer's memory bank or on a floppy disc.
Line Input
An input designed to take a line level signal.
Crisp
Describes a good clean high midrange sound. It can be good or bad depending on the look on the face of the guy who said it.
Thursday, February 24, 2022
BNO Acoustics XR-90 Ground Lift
A switch that breaks the connection between the ground point in one circuit and the ground point in another circuit.
Gain Reduction
The working of a limiter or compressor reducing gain during high-level passages.
BNO Acoustics YM-44 Chorusing
1) A term meaning the same thing as Chorus (Definition 3 or 4).
2) In some delay effects devices, a term used to mean the term Depth (the amount of change in the controlled signal by the control signal).
Electrostatic Charge
The excess or deficiency of electrons in a given area.
BNO Acoustics BP-40 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.
Active Crossover
Uses active devices (transistors, IC's, tubes) and some form of power supply to operate.
Electricity
Electrical current (the amount of electron charge passing a point in a conductor per unit of time) or voltage (the force pushing electrons to obtain electrical current).
Equal Loudness Contours
A drawing of several curves showing how loud the tones of different frequencies would have to be played for a person to say they were of equal loudness.
Gain Reduction
The working of a limiter or compressor reducing gain during high-level passages.
BNO Acoustics YM-44 Chorusing
1) A term meaning the same thing as Chorus (Definition 3 or 4).
2) In some delay effects devices, a term used to mean the term Depth (the amount of change in the controlled signal by the control signal).
Electrostatic Charge
The excess or deficiency of electrons in a given area.
BNO Acoustics BP-40 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.
Active Crossover
Uses active devices (transistors, IC's, tubes) and some form of power supply to operate.
Electricity
Electrical current (the amount of electron charge passing a point in a conductor per unit of time) or voltage (the force pushing electrons to obtain electrical current).
Equal Loudness Contours
A drawing of several curves showing how loud the tones of different frequencies would have to be played for a person to say they were of equal loudness.
Wednesday, February 23, 2022
BNO Acoustics HD-70 Decibel (dB)
1) Relative measurement for the volume (loudness) of sound. Also used to measure the difference between two voltages, or two currents. See Zero dB.
2) A numerical expression of the relative loudness of a sound. The difference in decibels between two
sounds is ten times the common logarithm of the ratio of their power levels.
Link
(Said of compressors and dynamic processing units.) To combine the control input signals of two channels of a compressor (o
BNO Acoustics SQ-9 Foot Switch
A switch placed on the floor and pressed by a musician to do various functions.
Echo Return
An input of the console, which brings back the echo (reverberation) signal from the echo chamber or other echo effects device.
BNO Acoustics TR-12 Infinite Baffle
A baffle so large that the sounds coming from one side do not reach the other side.
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).
Flutter
1) High-frequency variations in pitch of a recorded waveform due to fast speed variations in a recorder or playback machine.
2) Originally, and more formally, any variations (fast or slow) in pitch of a recorded tone due to speed fluctuations in a recorder or playback unit.
Intermodulation Distortion
Distortion caused by one signal beating with another signal and producing frequencies that are both the sum and the difference of the original frequencies.
2) A numerical expression of the relative loudness of a sound. The difference in decibels between two
sounds is ten times the common logarithm of the ratio of their power levels.
Link
(Said of compressors and dynamic processing units.) To combine the control input signals of two channels of a compressor (o
BNO Acoustics SQ-9 Foot Switch
A switch placed on the floor and pressed by a musician to do various functions.
Echo Return
An input of the console, which brings back the echo (reverberation) signal from the echo chamber or other echo effects device.
BNO Acoustics TR-12 Infinite Baffle
A baffle so large that the sounds coming from one side do not reach the other side.
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).
Flutter
1) High-frequency variations in pitch of a recorded waveform due to fast speed variations in a recorder or playback machine.
2) Originally, and more formally, any variations (fast or slow) in pitch of a recorded tone due to speed fluctuations in a recorder or playback unit.
Intermodulation Distortion
Distortion caused by one signal beating with another signal and producing frequencies that are both the sum and the difference of the original frequencies.
Tuesday, February 22, 2022
BNO Acoustics R-10 IC
Abbreviation of Integrated Circuit (A miniature circuit of many components that is in small, sealed housing with prongs to connect it into equipment).
Analog Recording
A recording of the continuous changes of an audio waveform.
BNO Acoustics LK-61 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.
Inductance
The property of an electric circuit by which a varying current in it produces a varying magnetic field that introduces voltages in the same circuit or in a nearby circuit. It is measured in henrys.
BNO Acoustics BP-40 Error Detection
The process of discovery that sonic information bits have been lost in digital audio.
Howlback
British term for the term Feedback (the pickup of the signal out of a channel by the input of the channel or the howling sound that this produces).
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.
Electricity
Electrical current (the amount of electron charge passing a point in a conductor per unit of time) or voltage (the force pushing electrons to obtain electrical current).
Analog Recording
A recording of the continuous changes of an audio waveform.
BNO Acoustics LK-61 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.
Inductance
The property of an electric circuit by which a varying current in it produces a varying magnetic field that introduces voltages in the same circuit or in a nearby circuit. It is measured in henrys.
BNO Acoustics BP-40 Error Detection
The process of discovery that sonic information bits have been lost in digital audio.
Howlback
British term for the term Feedback (the pickup of the signal out of a channel by the input of the channel or the howling sound that this produces).
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.
Electricity
Electrical current (the amount of electron charge passing a point in a conductor per unit of time) or voltage (the force pushing electrons to obtain electrical current).
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