13 best sound equalizers

A sound equalizer, often simply referred to as an equalizer or EQ, is an electronic device used in car audio systems and other audio applications to adjust and fine-tune the frequency response of an audio signal.It allows users to modify the balance between different frequency components, such as bass, midrange, and treble, to customize the sound to their preferences. Here are some key points about sound equalizers in the context of car audio and electronics:

  1. Frequency Bands: Most equalizers divide the audio spectrum into multiple frequency bands, typically three to seven, each representing a range of frequencies. These bands are commonly labeled as low (bass), mid (midrange), and high (treble) frequencies.

  2. Adjustable Controls: Equalizers feature adjustable controls for each frequency band. These controls, often in the form of sliders or knobs, allow users to boost or cut the level of each frequency range. Boosting increases the volume of specific frequencies, while cutting reduces it.

  3. Graphic vs. Parametric EQ: There are two main types of equalizers: graphic equalizers and parametric equalizers.

    • Graphic Equalizer: A graphic EQ has a fixed set of frequency bands with sliders for each band. Users can adjust the sliders to change the level of specific frequencies.
    • Parametric Equalizer: A parametric EQ offers more precise control. It allows users to select specific frequency bands, adjust the center frequency, and control the bandwidth or "Q" of each band, in addition to adjusting the level.
  4. Tone Control: In many car audio systems, basic tone control adjustments for bass and treble are included, which can be considered simple forms of equalization. However, a dedicated equalizer provides more detailed control over the entire frequency spectrum.

  5. Sound Customization: Equalizers are used to customize the sound output to match personal preferences and the acoustics of the car's interior. This customization can improve the overall audio quality and listening experience.

  6. Crossover Functionality: Some car audio equalizers also include crossover functionality. This feature allows users to set frequency points where different speakers (e.g., subwoofers, woofers, tweeters) handle specific frequency ranges, optimizing the audio distribution.

  7. Signal Processors: Modern car audio systems often integrate equalizers as part of a more extensive signal processing unit that includes features like time alignment, signal delay, and phase adjustment for further audio optimization.

  8. Installation: Equalizers can be installed as standalone units or integrated into car head units (stereos) or amplifiers. Proper installation and tuning are essential to achieving the desired sound quality.

  9. User Experience: Adjusting an equalizer requires an understanding of audio frequencies and how they contribute to sound. Users may experiment with different settings to achieve the sound quality they desire.

In summary, sound equalizers in car audio systems and electronics are valuable tools for adjusting and customizing the audio output to match personal preferences and the vehicle's acoustics. They offer control over specific frequency bands, allowing users to fine-tune the sound to achieve the desired listening experience.

Below you can find our editor's choice of the best sound equalizers on the market
  

Bomaker 50W Sound Bar, 16-Inch Portable Outdoor 2.0 Soundbar, 105dB, 3D Surround Sound, 3 Equalizer Modes,Wired & Wireless Bluetooth 5.0, Optical/Aux/USB, Built-in DSP, Remote Control, Wall Mountable

BOMAKER

Based on 5 reviews Check latest price
  • ♬【50W RMS & 105dB SPL】Bomaker has updated to 50W RMS, 5x powerful than most 2x5w mini soundbar or 2.4 watts PC computer speakers; More than 110dB SPL for to get Deep Bass, Clear Vocals and CD-quality Sound.
  • ♬【Built-in DSP & 3D Surround】Dual passive radiator and Built-in DSP. DSP and 3D Surround techology makes the sound field positioning more accurate and the vocals clearer, bring a immersive sound experience for you.
  • ♬【Space-Saving & 2* full-range Speaker】Computer Speaker is 16-Inch and 2lbs, equipped with 2.25"* 2 full-range speakers to provide crystal clear sound and deep bass in 2.0 channel field.
  • ♬【Slim Design With 3 EQ Modes】3 EQ modes-- General / Voice / Treble to tailor the sound and fully immerse yourself in the theatre experience. Adjust the EQ mode directly with remote control, to stream best sound quality and the treble/bass freely.
  • ♬【Multiple Input & Highly Compatible】Multiple wireless and wired connections, easily connect to the sound bar via Bluetooth 5.0 or Optical Input and AUX , easily work with any devices,like TV, computer, PC for a immersive surround sound experience.

User questions & answers

Question: When hard wired via AUX, will the speaker turn on automatically when the tv turns on and off when you turn the tv off
Answer: I don’t have in front of me but about 1/2 in. Was smaller than I expected.
Question: Can i play music on a USB flash drive as stand alone
Answer: That depends on where the leak is in the faucet, but if it is just leaking slightly from the exit point of the water, then yes. It will seal off the water from escaping.
Question: Can the speaker be turned on & off via remote when hard wired via AUX
Answer: If you ordered 2, you should get 4
Question: will this sound bar play music from a usb flash drive
Answer: Yes

Product features

BOMAKER 50W 5 in 1 Multifunction Soundbar, Portable Computer Speaker

BOMAKER Tapio I Soundbar, Small but Powerful, boosts your computer or TV sound without sacrificing caluable desk space. Whether in movies or games, BOMAKER produces Powerful Sound and Impressive 3D Surround effects.

Upgraded Bluetooth 5.0

Built-in Bluetooth allows to wirelessly stream audio from your mobile devices. Lose the wires and listen to your music with a tap of a finger from anywhere in the room.

Dual Powerful Speaker

Features two 25W full-range speakers drivers and built-in DSP technology. Advanced digital sound, and unique loudspeaker cavity structure to deliver premium acoustic sound.

Deep Bass

Built-in Passive Bass Radiators to get richer and powerful bass. Boosts the overall sound level particularly the low frequencies. As deep as 50 Hz.

Space-Saving Cinema Sound for Computer and Small TV Room

1. Fine tune your sound bar with 3 equalizer modes (Voice ,General, Treble) via the remote control to match your favorite sound.

  • Voice mode: Enhanced sound for news, presentations, the TV talk show.
  • Music and Movie mode (General): Improved sound for Movie, Music, TV shows to make the bass well balanced and thumping
  • Treble mode: Increase and adjust the treble for music lover and audiophile, offering clear, well-balanced highs, lows, and mids.

2. Light Yet Robust and Powerful (50W Vs 10W)

  • Weighs only 2 lbs, slim, light yet powerful. With 2 full range 50w full driver, 5x powerful than most 2x5w mini computer speaker, don't need to worry about inadequate sound and bass.
  • Dual full-range drivers and bass port enhance your Computer and TV's audio to fill cozy bedrooms and compact spaces with huge cinema sound.

3. Portable 16-inch Soundbar

  • Fairly good for small TV Room: If your tv is smaller than 41-inch, this sound bar is perfect for you to enhance your tv's sound to hear dialogue clearly

4. Multiple Inputs and Functions

  • Come with 1x3.5mm aux cable to connect with your laptop, computer, projector, xbox, ps4 and more
  • Digital optical cable to connect to any brand tv which has optical output for the highest quality audio
  • Bluetooth 5.0 to wireless streaming your favourite music, podcast, itunes and more anytime
  • USB mode to play all the songs you are into

Rockville REQ42-S Silver 19" Rack Mount 2x21 Band Equalizer w/Spectrum Analyzer

Based on 300 reviews Check latest price

Product description

Rockville REQ42-S



The Rockville REQ42-S is a 19” rack mountable equalizer that has individual LED

indicators and RCA outputs. It has a frequency response of 20-20,000 Hz and a

Signal to Noise Ratio Signal to Noise Ratio of 80dB. This equalizer has a weight

of 6 lbs.

Features:

Rockville REQ42-S Silver 19" Rack Mount 2 x 21 Band Equalizer w/Spectrum

Analyzer



19" Rack Mountable



Dual Channel 21+21 Band Graphic Equalizer (total of 42 bands)



Blue LED on each Equalizer Slide Control



RCA stereo input: DVD/Tape/Tuner/Aux-MP3 with Front Panel Selector Switch



RCA Stereo Record Output



Front Panel 3.5mm iPod/MP3 Player Input Jack



Dual VU Meters Level Monitor



Individual LED Indicators



Outputs-RCA (REC, Mail)



Multi Color LED Display



Low/High Function



Frequency Response: 20-20,000 Hz



Signal to Noise Ratio: 80dB



Removable Rack Mount Brackets

  • Rockville REQ42-S Silver 19" Rack Mount 2 x 21 Band Equalizer w/Spectrum Analyzer.
  • 19" Rack Mountable.Dual Channel 21+21 Band Graphic Equalizer (total of 42 bands).
  • Blue LED on each Equalizer Slide Control.
  • RCA stereo input: DVD/Tape/Tuner/Aux-MP3 with Front Panel Selector Switch.
  • RCA Stereo Record Output. Front Panel 3.5mm iPod/MP3 Player Input Jack.
  • Dual VU Meters Level Monitor. Individual LED Indicators.
  • Outputs-RCA (REC, Mail).Multi Color LED Display.

User questions & answers

Question: i dont have rca plugs int he back of my stereo. how i can conect this eq to my stereo thanks
Answer: You could probably use a product like this: https://smile.amazon.com/gp/product/B07H94D77V/ref=ppx_yo_dt_b_asin_image_o05_s00?ie=UTF8&psc=1 I use one in a similar application. You would need to add a 3.5mm stereo plug to two RCA cable.
Question: I cant get the slide controls to change any kind of frequency. Can you help
Answer: There is a button that says EQ , if you do not engage the EQ your in bypass mode and there will be no Equalization . So press that button , but turn the volume to a lower level , because when the the EQ is engaged the volume will bump up . And also make sure your connections are correct, stereo out to EQ in . If your not sure if your hook up is correct refer to you Stereo owners manual.
Question: i have a sherwood receiver and yamaha speakers for outside deck,would this eq work for this
Answer: Depends upon the inputs and outputs for your receiver. Also depends upon whether your receiver supports an equalizer loop. Also depends upon whether you pipe other sources into your receiver or not. Don't take this equalizer outdoors, of course.
Question: How does the spectrum analyzer work
Answer: Very pleased....good rich sound

Product features

Rockville REQ42-S Silver 19" Rack Mount 2x21 Band Equalizer w/Spectrum Analyzer

The Rockville REQ42-S is a 19” rack mountable equalizer that has individual LED indicators and RCA outputs. It has a frequency response of 20-20,000 Hz and a Signal to Noise Ratio Signal to Noise Ratio of 80dB. This equalizer has a weight of 6 lbs.

Features:

Rockville REQ231 Dual 31 Band 1/3 Octave Graphic Equalizer With Sub-Output, grey

Based on 248 reviews Check latest price

Product description

The Rockville REQ231 is an extremely high quality professional rack mountable equalizer. This is a 2 channel equalizer with 31 bands per channel. The main focus on this was sound quality and making it rugged and tough. We wanted to build a professional product that will instantly make a good speaker sound better, and after months of testing we know we did it!



This graphic EQ also has a low cut crossover filter switch, with status LED, that helps remove rumble from mics. Another great feature is the bypass switch, with LED indicator, which is very convenient when doing sound checks.



We added a sub output with frequency controls which is something that we see a need for. Many brands for some odd reason do not give you a sub output and sub controls. We made sure to include this important function.



If you want the best sounding EQ on the market at a great price, then we highly recommend you try out our REQ231. If you are unsatisfied with the quality we will give you a 90 day money back guarantee including return shipping!



Features:



Rockville REQ231 Dual 31 Band 1/3 Octave Graphic Equalizer With Sub-Output

Dual channel (31 bands per channel)

Variable stage low and high cut filters

1/3 octave filter sets (ISO centers)

20 Hz to 20 kHz effective equalization range

Constant Q filters

Selectable 6dB or 12dB cut or boost range

Output level LEDs (-10 to +17 dB)

Bypass switch with status LED

Balanced XLR input/output

Subwoofer out

Channels: 2 (stereo)

Connectors: XLR balanced inputs and outputs

Bands: 31 per channel

  • Rockville REQ231 Dual 31 Band 1/3 Octave Graphic Equalizer With Sub-Output. Dual channel (31 bands per channel). Variable stage low and high cut filters.
  • 1/3 octave filter sets (ISO centers). 20 Hz to 20 kHz effective equalization range. Constant Q filters. Selectable 6dB or 12dB cut or boost range. Output level LEDs (-10 to +17 dB).
  • Bypass switch with status LED. Balanced XLR input/output. Subwoofer out. Channels: 2 (stereo). Connectors: XLR balanced inputs and outputs. Bands: 31 per channel.
  • Frequency Centers: 20 Hz, 25 Hz, 31.5 Hz, 40 Hz, 50 Hz, 63 Hz, 80 Hz, 100 Hz, 125 Hz, 160 Hz, 200 Hz, 250 Hz, 315 Hz, 400 Hz, 500 Hz, 630 Hz, 800 Hz, 1 kHz, 1.25 kHz, 1.5 kHz, 2 kHz, 2.5 kHz
  • Control Range: Selectable +/-12dB 0r +/-6dB. Input Impedance: 50k ohms. Output Impedance: 600 ohms. Maximum Output Level: +21dBLevel Control: +/- 10 dB. Signal to Noise: >93 dB. Distortion: 0.005%.

User questions & answers

Question: Can i connect speakers to the equilizer
Answer: Mixer to eq then eq to powered speakers or mixer to eq then eq to amp then amp to unpowered speakers
Question: can this EQ to subwoofer
Answer: Its good i hve 1 single channel but it qorks great..
Question: Would this work to boost the bass up a good bit in my home 2 channel stereo? I like a lot of bass without a subwoofer
Answer: As any equalizer it is just going to help arrange the different frequencies. If you want more bass you should get a subwoofer. What an eq does is re-arrange what power is already there. You could make it sound more bassy by turning down the higher frequencies but that's working backwards. If you want more bass I would suggest using the money to buy a more powerful amplifier. (Or again getting a subwoofer)
Question: Is the output for each channel stereo or mono
Answer: Mono per side. Use both channel for stereo. For few bucks extra I suggest you to get Behringer EQ instead. Amazon always have great price for those EQ.

Product features

Rockville REQ231 Dual 31 Band 1/3 Octave Graphic Equalizer With Sub-Output

The Rockville REQ231 is an extremely high quality professional rack mountable equalizer. This is a 2 channel equalizer with 31 bands per channel. The main focus on this was sound quality and making it rugged and tough. We wanted to build a professional product that will instantly make a good speaker sound better, and after months of testing we know we did it!

This graphic EQ also has a low cut crossover filter switch, with status LED, that helps remove rumble from mics. Another great feature is the bypass switch, with LED indicator, which is very convenient when doing sound checks.

We added a sub output with frequency controls which is something that we see a need for. Many brands for some odd reason do not give you a sub output and sub controls. We made sure to include this important function.

If you want the best sounding EQ on the market at a great price, then we highly recommend you try out our REQ231. If you are unsatisfied with the quality we will give you a 90 day money back guarantee including return shipping!

Features:

BOSS Audio Systems AVA1210 7 Band Pre-Amp Car Equalizer with Gold-Plated Front Rear and Subwoofer Outputs

BOSS Audio Systems

Based on 529 reviews Check latest price

Product description

  • Front Adjustable EQ Band Frequencies: 125 Hz, 500 Hz, 3.5 kHz, 12 kHz
  • Rear Adjustable EQ Bands Frequencies: 50 Hz, 600 Hz, 6.3 kHz
  • Switchable Subwoofer Filter 32 Hz – 128 Hz, Frequency Response 10 Hz – 15 kHz
  • Inputs: Dual 2 Channel Source. Outputs: Front, Rear & Sub. Fader Control
  • Gain + / - 18 dB, Maximum Input Voltage 15 Volts, Maximum Output Voltage 8 Volts
  • Signal to Noise Ratio > 110 dB, Channel Separation 20 dB, Total Harmonic Distortion 0.050
  • Dimensions: Depth 4.6” x Width 7” x Height 1”

User questions & answers

Question: Do it have a soft or hard trun on
Answer: Soft turn on
Question: Can I use this from phone or mp3 music player to my marine amp/Sub and 4 powered 2-way speakers? Or just to amp
Answer: If you know what do you can make it work.
Question: I have a 4k watt amp , 8 farad capcitor , soundstream epicenter , will this product be able to replace my epicenter or just enhance my sound further
Answer: It will work as both equalizer and epicenter. Having both epicenter and equalizer enhance your sound quality to the maximum standard as long as you have good quality speakers. Am using both epicenter and equalizer and my sound quality is booming.
Question: Can you use without car amps
Answer: No

Sound Storm Laboratories SQ4 Equalizers-Silver

Sound Storm Laboratories

Based on 667 reviews Check latest price

Product description

This equalizer gives you four bands ranging from 50Hz to 20 kHz, allowing you to tune your car stereo system to your particular vehicle. The subwoofer level control and fader control make it easy to set up your system.

  • 2 Source Input, Front, Rear, Sub Outputs
  • 4 Band: 50 Hz, 200 Hz, 2 kHz, 20kHz; ± 12 dB
  • Selectable Subwoofer Filter
  • Subwoofer Level Control, Fader Control
  • Master Volume Control
  • Pre-amp Output: 7 V
  • Dimensions: 3-15 / 16" (L) x 6-3 / 4" (W) x 1-3 / 16" (H)
  • 1 Year Warranty

User questions & answers

Question: Does this come with a harness for the positive negative and remote connection.does not look like wires can be connected to the connections on pre amp
Answer: It doent come with any harnesses. Didnt understand the second part of you question
Question: Not impressed. put a rf noisr in all my speakers. sub gain. goes first quarter the way with no change. then it over does it
Answer: No
Question: My crossover doesn’t have a harness can I purchase that without purchasing a whole new set up
Answer: Theses crossovers are fairly cheap. I don't see where anyone is offering just the harness.
Question: I'm no audiophile, price aside, would you say this unit is the better choice over the clarion mcd
Answer: yes i say the prices is better and the sound is the same

Sound Storm Labs S4EQ 4 Band Pre Amp Car Equalizer with Gold Plated Front Rear and Subwoofer Outputs

Sound Storm Laboratories

Based on 671 reviews Check latest price

Product description

Sound storm S4EQ 4 band pre-amp car equalizer with gold-plated front/rear and subwoofer outputs

  • Dual Color Illumination
  • Variable Subwoofer Filter, Subwoofer Level Control, Master Volume Control
  • Switchable Phase Selector, Fader Control, Input Selector, 2 Source Input
  • Gold-Plated Front, Rear, and Subwoofer Outputs, Pre-amp Output: 7 V
  • EQ Band Center Frequencies: 40 Hz, 150 Hz, 1 kHz, 20 kHz
  • Boost / Cut at Center Frequencies: + / - 18 Db
  • Dimensions: 4-1 / 4" (L) x 6-13 / 16" (W) x 1-1 / 8" (H)
  • Warranty: Sound Storm Provides A 1 Year Platinum Online Dealer Warranty So Long As The Purchase Is Made Through Amazon.com

User questions & answers

Question: do the controls push in
Answer: Only the button to change the color ....and the button to change to "aux" or "RCA" but the rest of them don't push in
Question: can I use a monoblock amp of 500 watts and one os this for the mids cus I got another mono amp for the subs
Answer: Yes I have two amps hooked to it.
Question: So the knob lights that it shows in the picture are not actually there right
Answer: All these answers are right the light aluminates from the circle around the knob not on the knob itself. but I wil say that this is a great EQ I use it instead of a head unit with my phone...
Question: What can this do for my audio quality? Can it improve bass? I'm using the Sennheiser 598's. Thanks for your time
Answer: Assuming that you are asking about the use of headphones in a car audio application, the SSL4EQ can raise the pre-amp line-out voltage from the FM/CD/HeadUnit to 7 volts. A typical head-unit alone outputs from 2 to 4 volts. The voltage rise achieved can help audio quality because a stronger signal will better reproduce weak audio frequencies and background music which may be difficult to isolate and amplify down the line.Signal voltage rise would also produce rises in volume overall, and a good clean volume rise in bass frequencies.This all depends on clean, quality audio signals from the start. Your device must also be able to handle audio line voltage rise as applied.Whether you are Aux Bluetooth or direct plugin I don't know, but if you can modify your line output using an EQ, at least you'll gain some useful rise in signal voltage until you reach distortion levels and you will have one more way to tune sound frequencies with the EQ.Hope that helps-you might also contact Sound Storm Laboratories tech, or for non-car audio (portable Windows media, USB devices and Android apps) try contacting the folks at Fiio for headphones amplification. Good luck.Pnuts.

Audio Control DQ-61 OEM Sound Processor

AudioControl

Based on 61 reviews Check latest price

Product description

General Features:

  • User friendly Signal Delay enhances the acoustical alignment between the left and right channels plus the front and subwoofer channels
  • Individual equalization controls for the front, rear and subwoofer channels for simple yet precise system tuning
  • Six channels of active speaker level inputs  accepts up to 400 watts per channel
  • AccuBASS  AudioControls patented pending processing to correct the bass roll-off in factory source units
  • ACR-3 Dash Control Remote allows for control of the subwoofer level plus processing bypass which makes it ideal for demonstrations
  • Internal Channel Summing  Easy interface with factory installed amplifiers with built-in crossovers
  • GTOTM (Great Turn-On) Circuit  Powers up the DQ-61 when it detects signal on the main speaker level input
  • Discrete Input and output level controls

  • DQ-61 - AudioControl 6-Channel Factory Sound Processor with EQ and Signal Delay
  • Designed to work with any factory stereo
  • 6 speaker-level inputs (each can handle up to 400 watts RMS of power)
  • Input level controls with maximization indicator LED
  • Dimensions: 8-5/8"W x 1-1/4"H x 5"D

User questions & answers

Question: How would i connect the inputs if i have aftermarket hu? rca to speaker wire? i wish this had rca inputs
Answer: Through your HU speaker wires. But i would recommend you to get the Audio Control DQDX that has rca inputs only, which also has an additional crossover feature.
Question: does this corm with the controller
Answer: It should come with an ACR-3 Dash Control Remote http://www.audiocontrol.com/car-audio/factory-system-upgrade/dq-61/
Question: How good this processor equalize the bass on the oem stereo
Answer: The processor equalize the bass on a OEM Stereo very well. I have a solo baric 10 in my truck and it hits pretty hard
Question: Is there a way to test the sound and change the settings with an app, if so which one
Answer: No. This isn't designed to use Bluetooth or WiFi for making adjustments. It does 4 things. 1-line converter; 2-Separate EQ for front, rear & bass; 3-Bass volume correction (eliminates the compromise the factory makes) and 4-Time/phase alignment (front/rear and side to side). Look at the Audio Control DM-608 or DM-810 for Android, iOS or PC for complete digital control.

Behringer MiniFBQ FBQ800 Ultra-Compact 9-Band Graphic Equalizer with FBQ

Behringer

Based on 916 reviews Check latest price

Product description

Ultra-Compact 9-Band Graphic Equalizer with FBQ

If we all lived in a perfect world, there would be no need for audio equalization. Sound systems would be perfect and would reproduce perfect signals in all their glorious perfection. Also, everyone in that perfect world would like the same amount of bass, midrange and high frequency, and there would be no such thing as feedback. But the world isn't perfect, is it? Even the best sound system can benefit from the use of a good EQ--like the FBQ800.

Even the best sound system can benefit from the use of a good EQ. Click to enlarge.

1/4-inch and RCA inputs and outputs.

Nine steps of graphic EQ.

How Does it Work?

Imagine the frequency range of the sound you hear as a highway, a very wide one with nine lanes. Each of these "lanes" represents a single octave of the sonic spectrum. The first four lanes, labeled 63 - 500 (Hz) contain the really low frequency sound content, mainly bass, bass vocals, and the kick and tom drums. The three lanes labeled 1 k, 2 k and 4 k (Hz), make up the fundamental zone of most musical instruments and the male and female vocals. 8 k and 16 k cover the frequency range of cymbals, snare drums and higher pitched percussion instruments. The FBQ800 allows you to control the flow of audio traffic in each of these nine lanes. When properly applied, EQ makes it possible to hear all of these frequency ranges equally, thus the term equalization.

Feedback Elimination

When a specific frequency, or range of frequencies, reaches too high a level, feedback occurs--that all-too-familiar squeal or howl you get when the mic is too close to the speaker. Basically, feedback happens when there is so much of a particular frequency that it is picked up by the mic and run through the system again. That's why feedback typically gets louder and louder the longer it's allowed to occur. Needless to say, this kind of feedback is very undesirable.

This is where the FBQ800's Feedback Detection System really works its magic. In this ingenious circuitry, LEDs on the individual faders light up when that frequency band is approaching the danger zone. All you need do is lower the illuminated slider until the LED blinks out--voilá, feedback problem solved! What once required a highly trained ear is now an activity that even a child can master.

Sonic Toolkit

That really is the best way to describe the FBQ800. With its nine frequency bands, you easily fine-tune your sound and instantly eliminate feedback. And each fader can be used to boost or cut the frequency range it controls by as much as 12 dB (and that's a lot!).

Special attention is paid to the low frequency zone. In addition to low frequency faders, the FBQ800 features a Low Cut filter for removing unwanted low frequencies such as fl oor rumble, room resonance, electrical hum, etc. This is especially handy if your system is being used for speech rather than music.

To Boost or to Cut, That is the Question

Raising and lowering specific frequency bands can improve the frequency response of any room's acoustics. For instance, if the room you're in is "bass-heavy," lowering the 63 and 125 Hz faders can help eliminate an overall "boomy" or "muddy" sound. Likewise, gently boosting the 8 and 16 k sliders can add sparkle to a somewhat "dark" mix. Are the vocals getting lost in the mix? Raising the level of the 1 k slider can help bring them out.

It's important to note that raising a single fader level is not always the best solution; it's often better to lower the bands surrounding the frequency you want to bring out, and then boost the overall volume level to achieve better headroom.

Built for Accuracy and Reliability

Speaking of headroom, FBQ800's 6-digit LED Input/Output meters and level control are provided for precise level maintenance. Longterm reliability is ensured, thanks to high-quality illuminated faders and switches, and our ultra low-noise audio operational amplifiers provide outstanding sonic performance. In addition, all Mini Series components may be stacked to create an ultracompact signal processing solution.

What's in the Box

Behringer FBQ800 Ultra-Compact 9-Band Graphic Equalizer, Power Supply, User's Manual

  • Ultra-compact 9.5" graphic equalizer for studio and stage applications
  • Revolutionary FBQ Feedback Detection system instantly reveals critical frequencies and can also be used as Audio Analyzer
  • Additional Low-cut filter removes unwanted frequencies, e. g. floor rumble
  • Accurate 6-segment LED input/output meters and Level control for precise level indication
  • High-quality illuminated faders, potentiometers and illuminated switches for long-term reliability

User questions & answers

Question: What type of cables are required to hook this up between an amplifier and yamaha receiver? Much appreciated
Answer: Both
Question: Can you adjust each channel (left/right) separately
Answer: Nope, the only things lit are the little indicator lights for power +/- 12dbs and something else.
Question: I see many mention that they use this for helping hearing loss by using this unit with headphones. My question is how do you use this with headphones
Answer: They are very clean sounding eqs.
Question: does it connect to amplifier
Answer: First, this is not a player. This is a tone control with instead of just the normal bass, treble and high, divides it into 31 (from 20HZ to 20KHZ). Also, this model is mono (1 channel). You can get 2 of these or get the stereo model. You still need an amplifier and a player. You hook this up between a like a CD player and your amp.

Wet Sounds 4 Band EQ w/ 3 Zone Control, Talk Back mic and AUX Input (Renewed)

Based on 3 reviews Check latest price

Product description

4 Band Parametric Equalizer with 3 Zone Operation The WS-420SQ Equalizer is a state of the art equalizer designed to provide amazing control and flexibility of your marine audio system. The WS-420SQ is 3 Zone equalizer/controller with 2 separate equalizers in one half din chassis using our exclusive design which allows you to independently control the volume of tower speakers, in boat speakers and subwoofers all independently and have EQ adjustments of both in boat and tower speakers independently. The WS-420SQ is the world’s only true marine audio zone controller/equalizer. The Wet Sounds talk back microphone allows the boat driver to communicate with the rider or other boats in the area. By pushing the button on the microphone, the system will automatically mute the music playing from the tower speakers and allow you to use your tower speakers as a PA system. Once the button is released, the tower speakers will begin to play again at the level they were at. Additionally, the WS-420SQ includes Wet Sounds exclusive Boat Link. Boat Link gives you the ability to link up with other WS 420SQ equipped boats for the ultimate party cove experience.

  • 4 Band EQ w/ 3 zone control, talk back mic and AUX input

WONFAST Sound Music Beat Activated Car Sticker Equalizer Rhythm LED Flash Light Audio Voice Rhythm Lamp (90x25cm)

Based on 21 reviews Check latest price

Product description

Description:

Sound activated car sticker increases safety while you driving a car at night; at the same time, it makes your car fashionable and amazing. It is really cool, and also very easy to install. This flashing subject creates a fascinating view for your car.



Feature:

Sound-activated colorful LED lights car sticker.

The colorful LED lights will flash as the music rhythm, give you a romantic and fashional ambience.

Designed to decorating your car, bring you with cool and gorgeous lighting show.

The sound sensitivity is adjustable by a knob as you need.

Easy to use, just plug to 12V DC power and it will produce beautiful effect.

It's a thin sheet with adhesive tape that can be stick on rear windshield or side window.

Equipped with a car charger that can be directly inserted into car to make lamp light.



Specification:

Material: PVC

Connection cable: about 3m

Car charger cable: 1.9m

Voltage: 12V



How to use:

1.Stick the light inside the rear window with a 3M sticker.

2.Connect the control box with the light using the cable we packed

3.Plug the car lighter



Start the music, it is cool especially at night!

When the music beats, the equalizer moves to the beat of music!

Different music frequency will activate a different equalizer bar!



Package including:

1 * Car Music Rhythm Sticker

1 * Controller with ribbon cable

1 * Car Charger with cable

  • It's a thin sheet with adhesive tape that can be stick on rear windshield or side window.Equipped with a car charger that can be directly inserted into car to make lamp light.
  • 3M glue tape on the back, very easy to install. Sheet thickness is very space saving.Sound activated car stickers, smartly dance to the music.
  • Easy to use, just plug to 12V DC power and it will produce beautiful effect.Low power consumption, only 1mW per spare centimeters.
  • Designed to decorating your car, bring you with cool and gorgeous lighting show.The sound sensitivity is adjustable by a knob as you need. improves your driving safety and makes your car more fashionable and amazing.
  • Sound-activated colorful LED lights car sticker.The colorful LED lights will flash as the music rhythm, give you a romantic and fashional ambience

Rockville REQ20 19" Pro Rack Mount Dual 10-Band Graphic Equalizer EQ+VU Meters

Based on 169 reviews Check latest price
  • Package Includes: Rockville REQ20 19" Rack Mount Pro Dual 10 Band Graphic Equalizer EQ w/VU Meters, Rockville RCDR10B 10' Dual RCA to Dual RCA Pro Audio Cable 100% Copper
  • Features Of REQ20: Dual 10 Band Graphic Equalizer (20 Bands Total), Frequency Response: 20Hz - 20KHz, Dual VU Meters Level Monitor, Blue LED on each Equalizer Slide Control, Stereo RCA Line Input, Stereo RCA Line Output
  • Vacuum Fluorescent Display, Bass/Midrange/High EQ Controls, Separate Left/Right Channel Volume gain control, Signal to Noise Ratio: >88dB, Input Power: AC ~ 110V 60H/220V 50Hz, 110/220V Switchable, Front Panel Power Switch, Removable Rack Mount Brackets, Dimensions: 17"(19" w/brackets) x 9" x 2.2", Weight: 5 lbs
  • Features of RCDR10B: Rockville RCDR10B Black Dual Mono Right Angle RCA to Straight RCA Patch Cable, Dual RCA to Dual RCA, Nickel-Plated for Rugged Durability and Efficient Signal Transfer, 100% Copper Conductors for Enhanced Signal Clarity, OFC Spiral Shields for Effective EMI and RFI Rejection and Flexibility, Length: 10 Ft, Color: Black

User questions & answers

Question: Will this work with denon avr 2112ci receiver
Answer: Yes you can. I only use 2 channel receivers. Not into cinema and avr receivers. I use an external audio source selector. Available on Amazon. Mine handles 3 sources. But selectors with more source inputs are available. I run my sources to the inputs on the selector. Then run the single output to the auxiliary input or in the case of newer receivers, input 1,2 or 3. For my application it works very well. Technically you can connect this eq to your Denon or any other receiver without the in out loop.
Question: what would cause this to make an awfull hissing sound ? right now its useless
Answer: Trying to diagnose sound equipment is not always easy. A hum usually means a bad ground. A his could be a lose connection or a bad cable. First see if the noise is on both sides or just one. Single side noise try changing a cable from the left to the right to see if the hiss changes sides. If it does change does change out the cable. If the his stays then you have a speaker problem. If the his is on both sides check your ground. Hope this helps.
Question: Can I connect this to a yaqin mc-13s
Answer: You should beable to if u use aux cables for it
Question: Can it be connected straight to a 200 watt am/fm home reciever
Answer: Yes it will work very good with all types of recievers And 200 watts that's enuff to do alittle bit on thumppin I also have 200 watt receiver and with ROCKVILLE SOUNDS EVEN GREAT DEPENDED ON UR SPEAKER SIZE I HAVE 2 15 AND 2 SURRENDER NICE

Product features

Rockville REQ20 19" Pro Rack Mount Dual 10-Band Graphic Equalizer EQ+VU Meters

Package Includes:

  • Rockville REQ20 19" Rack Mount Pro Dual 10 Band Graphic Equalizer EQ w/VU Meters
  • Rockville RCDR10B 10' Dual RCA to Dual RCA Pro Audio Cable 100% Copper

_________________________________________________________________________________________________________________________________________________________________

Features of REQ20:

  • REQ20: Dual 10 Band Graphic Equalizer
  • Dual 10 Band Graphic Equalizer (20 Bands Total)
  • Frequency Response: 20Hz - 20KHz
  • Dual VU Meters Level Monitor
  • Blue LED on each Equalizer Slide Control
  • Stereo RCA Line Input
  • Stereo RCA Line Output
  • Stereo RCA Line Output for Record
  • Vacuum Fluorescent Display
  • Bass/Midrange/High EQ Controls
  • Separate Left/Right Channel Volume gain control
  • Signal to Noise Ratio: >88dB
  • Input Power: AC ~ 110V 60H/220V 50Hz
  • 110/220V Switchable
  • Front Panel Power Switch
  • Removable Rack Mount Brackets
  • Dimensions: 17"(19" w/brackets)  x 9" x 2.2"
  • Weight: 5 lbs

_________________________________________________________________________________________________________________________________________________________________

Features of RCDR10B:

  • Rockville RCDR10B Black Dual Mono Right Angle RCA to Straight RCA Patch Cable
  • Dual RCA to Dual RCA
  • Nickel-Plated for Rugged Durability and Efficient Signal Transfer
  • 100% Copper Conductors for Enhanced Signal Clarity
  • OFC Spiral Shields for Effective EMI and RFI Rejection and Flexibility
  • Length: 10 Ft
  • Color: Black

Car Music Rhythm LED Lamp for Rear Windshield - Sound Audio Activated Stickers Equalizer Glow LED Flash Light for Halloween Party, 27.5in X 6.3in (A)…

Product description

It makes your car fashionable and amazing.

.This amazing sound activated is a layer of soft and thin sheet be stocked on rear windshield side window, or wherever you feel appropriate.

It is furnished with double faced adhesive tape and covered with a protective membrane, you can remove membrane and stick to back windshield.

Moreover, if there is a trouble for you to connect the wires in the car, you can demand to equip a lighter for cigarette instead, the lighter can be directly inserted into car to make lamp lightening.

Start the music, it is cool especially at night!

When the music beats, the equalizer moves to the beat of music!

Different music frequency will activate a different equalizer bar!

Just plug to 12V DC power and it will produce beautiful effect.



Voltage: DC 12V

How to install:

1. Stick the sticker on rear windshield or side window inside the car via double faced adhesive tape.

2. Connect the adapter to the sticker gently using a 3m converter cable.

3. Plug the cigarette lighter into car.

4. Start the music

DIYAH Auto Sound Music Beat Activated Car Stickers Equalizer Glow LED Light Audio Voice Rhythm Lamp 45cm X 11cm / 18in X 4.5in (Green)

Based on 34 reviews Check latest price

Product description

This amazing sound activated is a layer of soft and thin sheet be stocked on rear windshield side window, or wherever you feel appropriate. It is furnished with double faced adhesive tape and covered with a protective membrane, you can remove membrane and stick to back windshield. Moreover, if there is a trouble for you to connect the wires in the car, you can demand to equip a lighter for cigarette instead, the lighter can be directly inserted into car to make lamp lightening. Size: 45cm x 11cm (18" x 4.5") Voltage: DC 12V LED light color: Blue Package Includes Package including: 1pcs panel 1pcs inverter 1pcs cigarette lighter

  • As smart as it can dance to music: It has a built in graphic equalizer, which are moving according to the background sound (similar to a normal equalizer). Different music or sound volume will activate a different equalizer panel, so you can adjust its sensitivity to pick up different dancing sticker.
  • Space & Energy saving: It's thickness is only 0.35mm and can be roll up to store. And it only takes 1mW per spare centimeters, saving energy as much as possible for you.
  • When driving at night, this sticker can be flashing in blue cool light, which makes your car safe and beautiful. It is fun, fresh and modern to decorate this dynamic car sticker on your rear windshield or side window.
  • Gives a unique feel/look of your vehicle: It is easy to attach the sticker to the car window via the double faced adhesive tape. And the entire installation just takes about minutes.
  • Size: 45cm x 11cm/ 8in X 4.5in

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