A unit used in the measure of frequency, equivalent to Hertz. Cycles Per Second is an outdated term replaced by Hertz in 1948.
AES/EBU
Professional Interface A standard for sending and receiving digital audio adopted by the Audio Engineering Society and the European Broadcast Union.
Brooks HI FI projectors 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.
Electric Instrument
Any musical instrument that puts out an electrical signal rather than an acoustic sound.
Brooks RM 909 Chorus
Common type of effect that makes sounds fuller and thicker.
Flamenco
A style of music with roots in Spanish and Arabic culture.
I/O
Short for "Input/Output' and referring to:
1) An in-line console module that contains controls for the input section, output section and monitor section.
2) A module in electronic gear containing input and output amplifiers for the device.
3) A digital port (connector) able to both receive digital data and output digital data.
IM Distortion
An abbreviation of the term 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 present).
Sunday, August 24, 2025
Saturday, August 9, 2025
Brooks Hi Fi reviews CD (Compact Disc) :
1) Digital sound storage medium. Provides a high quality source of music, sound effects etc. Also used as a playback medium for sound effects etc. by large theatres with long running shows, although CDR (Recordable CD) is becoming more affordable by the day.
2) An abbreviation of the term Compact Disc (a small optical disk with digital audio recorded on it).
Cancellation
A shortening of the term Phase Cancellation (the energy of one waveform significantly decreasing the energy of another waveform because of phase relationships at or close to 180 degrees).
Brooks Hi Fi speakers Balance Control
A control on a stereo amplifier that when moved clockwise will make the right channel louder (and the left channel softer) and will do the reverse when moved counter-clockwise.
Atom
The smallest particle which makes up a specific substance. It's composed of a center around which electrons revolve.
Brooks HI FI projectors Headstock
The area of the guitar at the end of the neck where the strings are tuned.
I/O
Short for "Input/Output' and referring to:
1) An in-line console module that contains controls for the input section, output section and monitor section.
2) A module in electronic gear containing input and output amplifiers for the device.
3) A digital port (connector) able to both receive digital data and output digital data.
Electret Mic
A condenser microphone where the capacitor plates are given a charge during manufacture which they retain, therefore requiring no external power supply.
Balanced
1) Having a pleasing amount of low frequencies compared to mid-range frequencies and high frequencies. 2) Having a pleasing mixture of the various instrument levels in an audio recording. 3) Having a fairly equal level in each of the stereo channels. 4) A method of interconnecting electronic gear using three-conductor cables.
2) An abbreviation of the term Compact Disc (a small optical disk with digital audio recorded on it).
Cancellation
A shortening of the term Phase Cancellation (the energy of one waveform significantly decreasing the energy of another waveform because of phase relationships at or close to 180 degrees).
Brooks Hi Fi speakers Balance Control
A control on a stereo amplifier that when moved clockwise will make the right channel louder (and the left channel softer) and will do the reverse when moved counter-clockwise.
Atom
The smallest particle which makes up a specific substance. It's composed of a center around which electrons revolve.
Brooks HI FI projectors Headstock
The area of the guitar at the end of the neck where the strings are tuned.
I/O
Short for "Input/Output' and referring to:
1) An in-line console module that contains controls for the input section, output section and monitor section.
2) A module in electronic gear containing input and output amplifiers for the device.
3) A digital port (connector) able to both receive digital data and output digital data.
Electret Mic
A condenser microphone where the capacitor plates are given a charge during manufacture which they retain, therefore requiring no external power supply.
Balanced
1) Having a pleasing amount of low frequencies compared to mid-range frequencies and high frequencies. 2) Having a pleasing mixture of the various instrument levels in an audio recording. 3) Having a fairly equal level in each of the stereo channels. 4) A method of interconnecting electronic gear using three-conductor cables.
Friday, July 25, 2025
Brooks Hi Fi speakers 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.
Capo
A clamp-like device that is placed vertically across the guitar neck. It is used to change the pitch of the guitar, acting as a moveable nut.
Brooks Hi Fi reviews Capacitance
The property of being able to oppose a change in voltage or store an electrical charge.
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.
Brooks RM 909 Group Faders
The VCA faders of individual channels that are all controlled by a Group Master Fader (a slide control used to send out a control voltage to several VCA faders in individual channels).
Automation
In consoles, a feature that lets the engineer program control changes (such as fader level) so that upon playback of the multitrack recording these changes happen automatically.
Foot Pedal
1) An effects device where the amount of the effect can be controlled by a musician with his foot.
2) The beater mechanism of a foot drum that is activated by the drummer's foot to play the drum.
3) Any device, like a volume control, that can be operated by the foot.
Automatic Gain Control (Automatic Volume Control)
A compressor with a very long release time used to keep the volume of the audio very constant.
Capo
A clamp-like device that is placed vertically across the guitar neck. It is used to change the pitch of the guitar, acting as a moveable nut.
Brooks Hi Fi reviews Capacitance
The property of being able to oppose a change in voltage or store an electrical charge.
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.
Brooks RM 909 Group Faders
The VCA faders of individual channels that are all controlled by a Group Master Fader (a slide control used to send out a control voltage to several VCA faders in individual channels).
Automation
In consoles, a feature that lets the engineer program control changes (such as fader level) so that upon playback of the multitrack recording these changes happen automatically.
Foot Pedal
1) An effects device where the amount of the effect can be controlled by a musician with his foot.
2) The beater mechanism of a foot drum that is activated by the drummer's foot to play the drum.
3) Any device, like a volume control, that can be operated by the foot.
Automatic Gain Control (Automatic Volume Control)
A compressor with a very long release time used to keep the volume of the audio very constant.
Thursday, July 10, 2025
Brooks Hi Fi reviews Analog (Analogue)
Representative, continuous changes that relate to another quantity that has a continuous change.
Ampere
The unit of current, abbreviated Amp.
Brooks RM 909 Flat
1) Lower in musical pitch.
2) A slang term used to describe the sensitivity to frequency of a microphone, amplifier, etc., as being even at all frequencies, usually within 2 dB.
3) Refers to the frequencies on the EQ when they are arranged in centred neutral positions.
Bit
The smallest unit of digital information representing a single "0" or 1.
Brooks RM 909 reviews 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.
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.
LED
A light that allows current to flow in one direction only and emits light whenever a voltage of a certain level or beyond is applied to it.
Headstock
The area of the guitar at the end of the neck where the strings are tuned.
Ampere
The unit of current, abbreviated Amp.
Brooks RM 909 Flat
1) Lower in musical pitch.
2) A slang term used to describe the sensitivity to frequency of a microphone, amplifier, etc., as being even at all frequencies, usually within 2 dB.
3) Refers to the frequencies on the EQ when they are arranged in centred neutral positions.
Bit
The smallest unit of digital information representing a single "0" or 1.
Brooks RM 909 reviews 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.
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.
LED
A light that allows current to flow in one direction only and emits light whenever a voltage of a certain level or beyond is applied to it.
Headstock
The area of the guitar at the end of the neck where the strings are tuned.
Wednesday, June 25, 2025
Brooks RM 909 reviews Basic Session
The First session in recording an audio production to record the Basic Tracks.
ID
An index signal (digital data that gives the machine information of where selections start, their selection number, etc.) on a DAT or CD.
Brooks RM 909 Line Out (Output, Send)
Where a signal leaves the board or component.
Key
The control of a dynamics processing device by an external audio signal.
Brooks HI FI projectors Line Input
An input designed to take a line level signal.
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.
Dry
Describes a sound coming from the PA with no effects on it.
Full Step
A change in pitch that occurs when moving up or down two piano keys
ID
An index signal (digital data that gives the machine information of where selections start, their selection number, etc.) on a DAT or CD.
Brooks RM 909 Line Out (Output, Send)
Where a signal leaves the board or component.
Key
The control of a dynamics processing device by an external audio signal.
Brooks HI FI projectors Line Input
An input designed to take a line level signal.
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.
Dry
Describes a sound coming from the PA with no effects on it.
Full Step
A change in pitch that occurs when moving up or down two piano keys
Tuesday, June 10, 2025
Brooks RM 909 Gain Reduction
The working of a limiter or compressor reducing gain during high-level passages.
Amplifier
A device which increases the amplitude (level) of an electrical signal (making it louder).
Brooks Hi Fi speakers Full
A quality of the sound of having all frequencies present, especially the low frequencies.
Console
A set of controls and their housing, which control all signals necessary for recording and mixing.
Brooks HI FI projectors Joystick
1) A quad pan pot which distributes what percentage of on signal is sent to each of 4 outputs.
2) A control that is separately controlling two functions at one time.
Bi
A prefix meaning two.
Balance
1) The relative level of two or more instruments in a mix, or the relative level of audio signals in the channels of a stereo recording. 2) To make the relative levels of audio signals in the channels of a stereo recording even.
Frequency
The number of cycles of a waveform occurring in a second.
Amplifier
A device which increases the amplitude (level) of an electrical signal (making it louder).
Brooks Hi Fi speakers Full
A quality of the sound of having all frequencies present, especially the low frequencies.
Console
A set of controls and their housing, which control all signals necessary for recording and mixing.
Brooks HI FI projectors Joystick
1) A quad pan pot which distributes what percentage of on signal is sent to each of 4 outputs.
2) A control that is separately controlling two functions at one time.
Bi
A prefix meaning two.
Balance
1) The relative level of two or more instruments in a mix, or the relative level of audio signals in the channels of a stereo recording. 2) To make the relative levels of audio signals in the channels of a stereo recording even.
Frequency
The number of cycles of a waveform occurring in a second.
Monday, May 26, 2025
Brooks RM 909 reviews Contact Microphone
A device that senses vibrations and puts out an audio signal proportional to the vibrations.
Delay
Outboard sound equipment that can momentarily stores a signal being sent to part of a P.A. system so that delayed reinforced sound reaches the audience at the same time as live sound from the stage.
Brooks Hi Fi reviews Bass Roll Off
An electrical network built into some microphones to reduce the amount of output at bass frequencies when close-micing.
FOH (Front of House)
Refers to the speakers that face toward the audience. Also called the "main" speakers.
Brooks Hi Fi speakers 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.
Feedback
1) The delayed signal sent back to the input of a delay line, used in repeat-echo effects.
2) The pickup of the signal out of a channel by its input or the howling sound that this produces.
3) In an amplifier, the phase reversed output signal sent back to its input, reducing gain but also distortion and noise.
4) This occurs when the sound coming out of the speakers goes back into the microphones, then back out the speakers, then back into the mics…and so on. This can build very quickly to a point where everyone in the room is holding their ears and screaming at you. It can also cause damage to the PA.
Jack Bay
A series of jacks which have connections for most of the inputs and outputs of the equipment in the control room.
LFO
Low-Frequency Oscillator (an oscillator that puts out an AC signal between .1 Hz and 10Hz used for a control signal).
Delay
Outboard sound equipment that can momentarily stores a signal being sent to part of a P.A. system so that delayed reinforced sound reaches the audience at the same time as live sound from the stage.
Brooks Hi Fi reviews Bass Roll Off
An electrical network built into some microphones to reduce the amount of output at bass frequencies when close-micing.
FOH (Front of House)
Refers to the speakers that face toward the audience. Also called the "main" speakers.
Brooks Hi Fi speakers 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.
Feedback
1) The delayed signal sent back to the input of a delay line, used in repeat-echo effects.
2) The pickup of the signal out of a channel by its input or the howling sound that this produces.
3) In an amplifier, the phase reversed output signal sent back to its input, reducing gain but also distortion and noise.
4) This occurs when the sound coming out of the speakers goes back into the microphones, then back out the speakers, then back into the mics…and so on. This can build very quickly to a point where everyone in the room is holding their ears and screaming at you. It can also cause damage to the PA.
Jack Bay
A series of jacks which have connections for most of the inputs and outputs of the equipment in the control room.
LFO
Low-Frequency Oscillator (an oscillator that puts out an AC signal between .1 Hz and 10Hz used for a control signal).
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