DBX 2231 Dual 31-Band Graphic Equalizer with noise reduction

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632.00 incl. GR VAT

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DBX 2231 Dual 31-Band Graphic Equalizer with noise reduction It’s amazing. One little button. It has so much effect. The Type III? Noise Reduction is an entirely new concept… virtually instantaneous encode/decode within the circuitry of the box. We started out to build the finest EQ’s possible, boxes with the heritage and performance to rival […]

 

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DBX 2231 Dual 31-Band Graphic Equalizer with noise reduction

It’s amazing. One little button. It has so much effect. The Type III? Noise Reduction is an entirely new concept… virtually instantaneous encode/decode within the circuitry of the box. We started out to build the finest EQ’s possible, boxes with the heritage and performance to rival our famous 30 Series EQ’s. And to no one’s surprise they came out awfully darn good. (Ask to see the Audio Precision plots compared to the competition.) But then, Roger (our chief engineer, a nice guy, as far as engineers go) got the crazy idea of putting this new noise reduction stuff in the box. We listened to it and were amazed. The EQ’s sounded great without it but with it the performance was nothing short of incredible. Check it out yourself and see.

But hey, Roger wasn’t about to stop there. PeakPlus? Limiter. Who knows more about limiting than the folks at dbx?; nobody… that’s who. So when the guys were developing this new series of EQ’s they wanted something that would be unique to these EQ’s. That’s when Roger got another one of his bright ideas and said “I bet they’ll work a lot better if there’s a cool limiter built in.” Next thing you know, all the guys are in the studio amazed at the new limiter Roger had designed specially for the 20 Series. Once again, hearing is believing… With a threshold range of 0 to +20dbu, the PeakPlus limiter is designed to tame your program material from the subtlest nuances to the rowdiest hits. Also, the four stage LED ladder gives you a great visual indication as to what the limiter is doing.

20 Series EQ’s. You used to have to settle for second best in a reasonably priced EQ but not any more. With the new 20 Series from dbx Professional Products you get a great EQ circuit, a graceful yet powerful limiter and the revolutionary new design of the Type III? Noise Reduction. Check out the dbx? 20 Series graphic EQ’s at your pro audio outfitter. You’ll see, with the 20 Series EQ’s you get both MORE!!!

SPECIFICATIONS:

 INPUT
Connectors:  1/4″ TRS, female XLR (pin 2 hot), and barrier terminal strip
Type: Electronically balanced/unbalanced, RF filtered
Impedance: Balanced 40k ohm, unbalanced 20k ohm
Max Input Level: >+21dBu balanced or unbalanced
CMRR: >40dB, typically >55dB at 1kHz
OUTPUTS
Connectors:  1/4″ TRS, male XLR (pin 2 hot), and barrier terminal strip
Type: Impedance-balanaced/unbalanced, RF filtered
Impedance: Balanced 200 ohm, unbalanced 100 ohm
Max Output Level:  >+21dBu balanced/unbalanced into 2k or greater
>+20dBm balanced/unbalanced (into 600)
SYSTEM PERFORMANCE
Bandwidth: 20Hz to 20kHz, +/-0.5dB
Frequency Response: 50kHz, +0.5/-3dB
Noise Reduction In:  (+/-6 and +/-12dB range):
Signal-to-Noise:  >102dB, unweighted, ref: +4dBu, 22kHz measurement bandwidth
Dynamic Range:  >120dB, unweighted
Noise Reduction Out:  (+/-6dB range):
Signal-to-Noise:  >94dB, unweighted, ref: +4dBu, 22kHz measurment bandwidth
Dynamic Range:  >112dB, unweighted
Noise Reduction Out:  (+/-12dB range):
Signal-to-Noise:  >90dB, unweighted, ref: +4dBu, 22kHz measurement bandwidth
Dynamic Range:  >108dB, unweighted
THD + Noise:
Weight 5.00 kg

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Quick Comparison

DBX 2231 Dual 31-Band Graphic Equalizer with noise reduction removeSAMSON S-COM 4 Four Channel Compressor-Gate Processor removeAMERICAN AUDIO XEQ-152B EQUALIZER 2x15 BAND GRAPHIC EQUALIZER removeOMNITRONIC DXO-48E Digital Controller - stereo active crossover 4 inputs - 8 outputs, incl. software removeDBX 166XS COMPRESSOR-LIMITER-GATE-EXPANDER removeRANE ME 15S 2 Channel 2/3 Octave microGraphic EQ remove
NameDBX 2231 Dual 31-Band Graphic Equalizer with noise reduction removeSAMSON S-COM 4 Four Channel Compressor-Gate Processor removeAMERICAN AUDIO XEQ-152B EQUALIZER 2x15 BAND GRAPHIC EQUALIZER removeOMNITRONIC DXO-48E Digital Controller - stereo active crossover 4 inputs - 8 outputs, incl. software removeDBX 166XS COMPRESSOR-LIMITER-GATE-EXPANDER removeRANE ME 15S 2 Channel 2/3 Octave microGraphic EQ remove
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SKUDBX 2231SCOM 4004558DXO-48EDBX 166XSME15S
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Price 632.00 incl. GR VAT 215.00 incl. GR VAT 145.00 incl. GR VAT 590.00 incl. GR VAT 225.00 incl. GR VAT599.17 incl. GR VAT
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Description
  • Flexible routing configurations for all standard mono and stereo output operating modes
  • 4 analog inputs and 8 analog outputs (XLR)
  • Active frequency filter types (Bessel, Butterworth and Linkwitz-Riley) with slopes up to 24 dB/octave split up the audio signal into different frequency bands
  • Incl. software editor (for PC and Mac) for remote control via computer through USB interface: store, transfer, and manage your presets
  • Up to 30 user presets storable in the device via software
  • Error proof operation to smooth uneven levels, add sustain to guitars, fatten drums or tighten up mixes
  • New gate timing algorithms ensure the smoothest release characteristics
  • Program-adaptive expander/gates
  • Great sounding dynamics control for any type of program material
  • Separate precision LED displays for gain reduction, compression threshold and gate threshold allow quick, accurate setup
  • Stereo or dual-mono operation
  • Balanced inputs and outputs on 1/4" TRS and XLR connectors
  • Side Chain insert
  • Classic dbx® "Auto" mode
ContentDBX 2231 Dual 31-Band Graphic Equalizer with noise reduction It's amazing. One little button. It has so much effect. The Type III? Noise Reduction is an entirely new concept... virtually instantaneous encode/decode within the circuitry of the box. We started out to build the finest EQ's possible, boxes with the heritage and performance to rival our famous 30 Series EQ's. And to no one's surprise they came out awfully darn good. (Ask to see the Audio Precision plots compared to the competition.) But then, Roger (our chief engineer, a nice guy, as far as engineers go) got the crazy idea of putting this new noise reduction stuff in the box. We listened to it and were amazed. The EQ's sounded great without it but with it the performance was nothing short of incredible. Check it out yourself and see. But hey, Roger wasn't about to stop there. PeakPlus? Limiter. Who knows more about limiting than the folks at dbx?; nobody... that's who. So when the guys were developing this new series of EQ's they wanted something that would be unique to these EQ's. That's when Roger got another one of his bright ideas and said "I bet they'll work a lot better if there's a cool limiter built in." Next thing you know, all the guys are in the studio amazed at the new limiter Roger had designed specially for the 20 Series. Once again, hearing is believing... With a threshold range of 0 to +20dbu, the PeakPlus limiter is designed to tame your program material from the subtlest nuances to the rowdiest hits. Also, the four stage LED ladder gives you a great visual indication as to what the limiter is doing. 20 Series EQ's. You used to have to settle for second best in a reasonably priced EQ but not any more. With the new 20 Series from dbx Professional Products you get a great EQ circuit, a graceful yet powerful limiter and the revolutionary new design of the Type III? Noise Reduction. Check out the dbx? 20 Series graphic EQ's at your pro audio outfitter. You'll see, with the 20 Series EQ's you get both MORE!!! SPECIFICATIONS:
 INPUT
Connectors:  1/4" TRS, female XLR (pin 2 hot), and barrier terminal strip
Type: Electronically balanced/unbalanced, RF filtered
Impedance: Balanced 40k ohm, unbalanced 20k ohm
Max Input Level: >+21dBu balanced or unbalanced
CMRR: >40dB, typically >55dB at 1kHz
OUTPUTS
Connectors:  1/4" TRS, male XLR (pin 2 hot), and barrier terminal strip
Type: Impedance-balanaced/unbalanced, RF filtered
Impedance: Balanced 200 ohm, unbalanced 100 ohm
Max Output Level:  >+21dBu balanced/unbalanced into 2k or greater >+20dBm balanced/unbalanced (into 600)
SYSTEM PERFORMANCE
Bandwidth: 20Hz to 20kHz, +/-0.5dB
Frequency Response: 50kHz, +0.5/-3dB
Noise Reduction In:  (+/-6 and +/-12dB range):
Signal-to-Noise:  >102dB, unweighted, ref: +4dBu, 22kHz measurement bandwidth
Dynamic Range:  >120dB, unweighted
Noise Reduction Out:  (+/-6dB range):
Signal-to-Noise:  >94dB, unweighted, ref: +4dBu, 22kHz measurment bandwidth
Dynamic Range:  >112dB, unweighted
Noise Reduction Out:  (+/-12dB range):
Signal-to-Noise:  >90dB, unweighted, ref: +4dBu, 22kHz measurement bandwidth
Dynamic Range:  >108dB, unweighted
THD + Noise:

The S com 4 is a compact and versatile single-rack space device that provides
four channels of high quality dynamics processing with an Expander/Gate and
Compressor/Limiter on each channel.
The four channels operate independently or in stereo pairs. Its multi-segment LED
metering displays input/output level as well as gain reduction. The Expander/Gate
section features a continuously variable Threshold control as well as a switch for
fast or slow release times.
The Compressor/Limiter section includes variable Threshold, Ratio and Output levels.
S com 4's Enhancer switch restores high frequencies that are sometimes diminished
by heavy compression. This wide-ranging combination of features makes the S com
4 an efficient and versatile audio tool for a wide variety of applications. Its clean and
quiet audio characteristics make it ideal where high sonic integrity is imperative. 
 
FEATURES:

4 Channel Compressor/Limiter, Expander/Gate with Enhancer
Linkable in two Stereo pairs
Expander/Gate with variable Trigger control and switchable Fast/Slow Release
5 Segment LED meters for Input/Output levels and Gain Reduction on each channel
Advanced circuit design utilizing Low Noise Operational
Amplifiers and High Quality VCA's
Servo Balanced Inputs and Outputs on XLR and 1/4" connectors
SKD (Smart Knee Detector) circuit automatically switches from soft to hard knee
based on the level of Input signal applied
Individual Threshold and Ratio controls on each channel
Three-year extended warranty 

* 2 channel 15 2/3 octave band graphic equalizer
* 25Hz - 16kHz frequency control * Constant Q circuitry
(3% frequency accuracy) * Selectable 6dB or 12dB control
* Variable level control * By-pass switch * Overload threshold LED (5dB below clipping) * Ground lift switch * XLR & 1/4" TRS balanced Inputs/Outputs * Power: Selectable 120V/220V voltage
* Dimensions: 1.75" H x 19" W x x 8.5" D / 44.5mm x 483mm x 216mm - 1 space r.m. * Weight: 4.5 lbs. / 2.5kg

XEQ-152 Specifactions:
* Input type: Active balanced / Unbalanced * Output Impedance:

Digital stereo active crossover with 4 inputs and 8 outputs, incl. software .

  • Flexible routing configurations for all standard mono and stereo output operating modes
  • 4 analog inputs and 8 analog outputs (XLR)
  • Active frequency filter types (Bessel, Butterworth and Linkwitz-Riley) with slopes up to 24 dB/octave split up the audio signal into different frequency bands
  • Incl. software editor (for PC and Mac) for remote control via computer through USB interface: store, transfer, and manage your presets
  • Up to 30 user presets storable in the device via software
  • 5 menu languages selectable (German, English, French, Spanish, Dutch)
  • Alphanumeric LCD screen with 2 lines of 16 characters each
  • Input sensitivity digitally adjustable
  • Inputs and outputs with 4-digit LED level meter as well as clip and limit LED indicator
  • Mute switch with LED indicator per output
  • 7-band parametric EQ per output
  • Up to 7 ms signal delay adjustable for the outputs
  • Output limiter with adjustable limits and automatic attack and release settings as overload protection for your amplifying system
  • Switchable phase
  • Lock function for prevents undesired changes to settings
  • Rack installation, 1 U
  • Windows XP, Vista, 7, 10 and Mac OS X 10.5.8 and better
  • Digital signal processor
  • The device can be connected via USB to the PC in connection with DXO Software The firmware can be updated via the PC connection
  • (19") 48.3 cm rack installation 1 U
Power supply: 100-240 V AC, 50/60 Hz 6 V DC 800 mA
Power connection: Mains input via Coaxial power connector (M) power supply cord with AC adapter (provided)
Frequency range: 10 - 22000 Hz
THD: <0,005 % at 1 kHz
DSP: Digital signal processor
Crossover frequency: 20-20000 Hz
Impedance: Input 10 kOhm Output 50 Ohm
Gain: Output: -50 dB to +12 dB
Filter: Linkwitz-Riley; Butterworth; Bessel; 6db/oct; 12db/oct; 18db/oct; 24db/oct
Delay: 0 - 7 ms
Dynamic range: Input: 114 dB Output: 110 dB
Sample rate: 48 kHz
Connections: Input: line via 4 x 3-pin XLR Output: line via 8 x 3-pin XLR
Max. level: Input: +22 dBu Output: +9 dBu
USB port: Typ B
PC connect: DXO Software via USB, firmware can be updated
Housing design: (19") 48.3 cm rack installation 1 U
Dimensions: Width: 48,3 cm Depth: 22,3 cm Height: 4,45 cm
Weight: 1,90 kg
 
Compressos Expander Gate Kimiter DBX 166XS Stereo Overview Bring a more professional sound to your mix Adding a dbx® 166xs Compressor/Limiter/Gate to your live sound rig or studio gives you more dynamic control to help create a more polished, professional sound. Having compression in your audio chain gives you the ability to smooth out uneven levels, add sustain to guitars and fatten up your drums. It also makes it easy to bring vocals to the front of your mix - adding greater clarity and making them stand out from the surrounding instruments. To protect your expensive amps and speakers the PeakStop® limiter provides an absolute ceiling for peak excursions or large transients that could damage your equipment. dbx knows compressors...after all we invented them! The 166xs is the latest in a long line of the world's most successful compressors from the inventors of the technology. Its patented Overeasy® compression technology provides smooth and musical performance while the AutoDynamic™ attack and release controls, found only on dbx compressors, puts great sound within easy reach. The 166xs can operate in stereo or dual-mono modes, has true RMS power summing and features quality XLR and 1/4" TRS inputs and outputs. It cuts no corners on visual feedback with gain reduction metering and easy-to-read backlit switches. Specifications
Input Connectors 1/4" TRS, female XLR (pin 2 hot)
Input Impedance >50kΩ balanced, >25kΩ unbalanced
Max Input >+24dBu, Balanced or Unbalanced
Input Type Electronically balanced/unbalanced, RF filtered
Sidechain 1/4" TRS Phone, Normalled: Ring = Output (send); tip = Input (return)
Sidechain Impedance Tip = >10kΩ (Input), Ring = 2kΩ (Output)
Sidechain Max Input Level >+20dBu (tip/input); >+20dBu (ring/output)
Output Connectors 1/4" TRS, female XLR (pin 2 hot)
Output Impedance 120Ω balanced, >60Ω unbalanced
Max Output +21dBu balanced/unbalanced into 2kΩ or greater; >+18 dBm balanced/unbalanced (into 600Ω)
Frequency Response 20Hz - 20kHz; +0, -0.5dB, Typical 3dB points are 0.35Hz and 110kHz, unity gain
Noise

The Rane ME 15S microGraphic Equalizer is a two-channel, 2/3-octave design with 20 mm sliders in a single rack space unit. It features a Range switch for high slider resolution in the ±6 dB mode, equivalent resolution to 45 mm sliders found on the DEQ 60L. The ±12 dB mode provides a wide range of control over system audio.

The active filter sections feature Raneʼs innovative constant-Q (constant bandwidth) design. Constant-Q means the bandwidth of each individual filter is guaranteed to be narrow enough to prevent unwarranted interaction between filters, yet wide enough to produce exactly the type of correction curve demanded by even the most unusual acoustic surroundings. This differs dramatically from conventional designs of the past, encumbered with the unfortunate characteristic of changing bandwidth when changing boost/cut amounts.

Front panel controls and indicators include an overall rotary Level control for each channel as well as Overload indicators. Passive pushbutton Bypass switches feature LED indicators, avoiding ambiguity by being on when the unit is Bypassed. (A passive Bypass switch requires no power to operate. This allows completion of the audio path should power fail in the ME 15S.)

Inputs and Outputs are electronically balanced designs, capable of unbalanced operation when required. They accept and drive all possible signal levels into normal load impedances. Balanced applications choose between the XLR or 1/4" Tip-Ring-Sleeve connectors. Unbalanced sources also may tie to the ME 15S through mono 1/4" connectors (no ring connection).

Features
  • Constant-Q Bandwidth Design
  • Overall Level Controls and Passive Bypass Switches
  • 20 mm Filter Slide Controls with ±6 dB or ±12 dB Slider Range
  • Infrasonic, Ultrasonic, & RFI Filters
  • Balanced XLR and 1/4" TRS Inputs and Outputs
  • Universal internal switching power supply (100-240 VAC)

 

Weight5.00 kg3.40 kg3.00 kg2.25 kg2.00 kg2.30 kg
DimensionsN/AN/AN/A52.5 × 25 × 8 cmN/AN/A
Additional information
Weight 5.00 kg
Weight 3.40 kg
Weight 3.00 kg
Weight 2.25 kg
Dimensions 52.5 × 25 × 8 cm
Weight 2.00 kg
Weight 2.30 kg