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
Distorted
The way your PA sounds just before it blows up. Fuzzy and scratchy. If you hear this, it either means you have something hooked up wrong, or something in the system is going bad. It could be anything from your super expensive soundboard to a five dollar patch cord.
Brooks HI FI projectors Input Impedance
The opposition to current flow by the first circuits of a device.
Level
The amount of signal strength; the amplitude, especially the average amplitude.
Brooks RM 909 Fret Buzz
A buzzing sound made when a note is not properly fretted. Common with cheap guitars or beginning guitar players.
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.
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).
Input
1) The jack or physical location of where a device receives a signal.
2) The signal being received by a device.
3) The action of receiving a signal by a device.
Tuesday, September 23, 2025
Monday, September 8, 2025
Brooks RM 909 reviews Input Monitor
A switch position and operational mode of the electronics of a tape machine where the signal at output of the electronics will be the same as the signal coming into the electronics. In this mode, the tape machine's meter will read the input signal.
Dry
Describes a sound coming from the PA with no effects on it.
Brooks Hi Fi reviews Electronics
1) On a tape machine, the housing for and the channel circuitry which processes the signal to be fed to the heads, provide bias, and playback.
2) The branch of science dealing with the behaviour of electrons/charges in vacuums, gases, semiconductors and special conductors.
Instrument Out Direct
Feeding the output of an electric instrument (like an electric guitar) to the recording console or tape recorder without using a microphone.
Brooks RM 909 Diffraction
The breaking up of a sound wave caused by some type of mechanical interference such as a cabinet edge, grill frame, or other similar object.
Chord
Three or more musical pitches sung or played together.
Consumer Format (Consumer DIF)
A standard adopted by IEC for sending and receiving digital audio based on The AES Professional Interface.
Input Impedance
The opposition to current flow by the first circuits of a device.
Dry
Describes a sound coming from the PA with no effects on it.
Brooks Hi Fi reviews Electronics
1) On a tape machine, the housing for and the channel circuitry which processes the signal to be fed to the heads, provide bias, and playback.
2) The branch of science dealing with the behaviour of electrons/charges in vacuums, gases, semiconductors and special conductors.
Instrument Out Direct
Feeding the output of an electric instrument (like an electric guitar) to the recording console or tape recorder without using a microphone.
Brooks RM 909 Diffraction
The breaking up of a sound wave caused by some type of mechanical interference such as a cabinet edge, grill frame, or other similar object.
Chord
Three or more musical pitches sung or played together.
Consumer Format (Consumer DIF)
A standard adopted by IEC for sending and receiving digital audio based on The AES Professional Interface.
Input Impedance
The opposition to current flow by the first circuits of a device.
Sunday, August 24, 2025
Brooks Hi Fi speakers Cycles Per Second
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).
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).
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
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