X-RackBuild the perfect SSL. 4U

X-Rack Specification Index

Chassis Specs

X-Rack Chassis Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 180mm / 7.2 inches excluding front panel knob(s) and connectors
  255mm / 10.2 inches including connectors, excluding front panel knob(s)
Height 178mm / 7 inches (4 RU) excluding feet
Width 440mm / 17.4 inches excluding rack ears
  483mm / 19 inches including rack ears
Weight 2.8kg / 6.2 pounds without modules fitted
  3.5kg / 7.7 pounds with blank panels fitted
  5.0kg / 11 pounds with modules fitted
Power 50 Watts / 60VA with 8 modules fitted
Boxed size 540mm x 300mm x 270mm / 21.25" x 12" x 10.63"
Boxed weight 4.3kg / 9.5 pounds without modules fitted
  5.0kg / 11 pounds with blank panels fitted
  6.5kg / 14.3 pounds with modules fitted
 
* All values are approximate
Stereo Bus Compressor Module Specs

Stereo Bus Compressor Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 70mm / 2.8 inches front/rear panels
  84mm / 3.3 inches overall width (front and rear panels are offset)
Weight 520g / 1.2 pounds
Boxed size 190mm x 290mm x 100mm / 7.5" x 11.5" x 4.0"
Boxed weight 760g / 1.7 pounds
 
* All values are approximate
Performance Specification*
 
THD + Noise* < 0.03% (20Hz – 20kHz)
 
Input Impedance > 10kΩ
 
Output Headroom > +26dBu at onset of clipping
 
Frequency Response* ±0.3dB from 20Hz to 20kHz
  –3dB at 90kHz
 
Noise (input terminated with 50Ω) < –90dBu
 
Crosstalk < –100dB
 
Common Mode Rejection > 70dB from 50Hz to 1kHz
  > 60dB at 10kHz
 
* See User Manual for measurement conditions & references
Channel EQ Module Specs

Channel EQ Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
EQ Curves
HF Band controls:
Frequency Variable from 1.5kHz to 22kHz
Gain Variable between ±20dB
‘Q’ 2.5 (on ‘Bell’ setting)
 
HMF Band controls:
Frequency Variable from 600Hz to 7kHz
Gain Variable by > ±20dB
‘Q’ Variable from 0.5 to 2.5 (may also vary with gain)
 
LMF Band controls:
Frequency Variable from 200Hz to 2.5kHz
Gain Variable by > ±20dB
‘Q’ Variable from 0.5 to 2.5 (may also vary with gain)
 
LF Band controls:
Frequency Variable from 40Hz to 600Hz
Gain Variable between ±16.5dB
‘Q’ 2.5 (on ‘Bell ’ setting)
Performance Specification*
 
THD + N < 0.005% at +20dBu 1kHz
  < 0.007% at +20dBu 10kHz
Frequency Response ±0.5dB from 20Hz to 20kHz
  –3dB at 200kHz
Output Headroom > +26dBu at onset of clipping
Noise < –83dBu (+4dBu operating level)
  < –92dBu (–10dBV operating level)
 
* See User Manual for measurement conditions & references
Dynamics Module Specs

Dynamics Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
Compressor/Limiter
Ratio (slope) Variable from 1 to infinity (limit)
Threshold Variable from +10dB to –30dB
Attack Time Normally auto sensing, switchable to 1mS
Release Time Variable from 0.1 to 4 seconds
Expander/Gate
Range Variable from 0 to 40dB
Threshold Variable from –30dB to +10dB
Attack Time Normally auto-sensing, switchable to 150µs
Hold Time Variable from 0 to 4 seconds
Release Time Variable from 0.1 to 4 seconds
Performance Specification*
 
THD + N (+10dBu applied) < 0.01% at 1kHz
 
THD + N (Fast Attack Mode) < 0.3% at 1kHz
  < 0.05% at 10kHz
 
THD + N (Slow Attack Mode) < 0.03% at 1kHz
    < 0.05% at 10kHz
Output Headroom > +26dBu at onset of clipping
 
Frequency Response –3dB at 130kHz
  ±0.2dB from 20Hz to 20kHz
 
* See User Manual for measurement conditions & references
E Series EQ Module Specs

E-Series EQ Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
EQ Curves
HF Band controls:
Frequency Variable from 1.5kHz to 16kHz
Gain Variable between ±15dB (‘Brown’)

Variable between ±18dB (‘Black’)
‘Q’ 0.8 (‘Brown’)

1.3 (‘Black’)
 
HMF Band controls:
Frequency Variable from 600Hz to 7kHz
Gain Variable between ±15dB (‘Brown’)

Variable between ±18dB (‘Black’)
‘Q’ Variable from 0.5 to 2.5 (‘Brown’)

Variable from 0.5 to 4 (‘Black’)
 
LMF Band controls:
Frequency Variable from 200Hz to 2.5kHz
Gain Variable between ±15dB (‘Brown’)

Variable between ±18dB (‘Black’)
‘Q’ Variable from 0.5 to 2.5 (‘Brown’)

Variable from 0.5 to 4 (‘Black’)
 
LF Band controls:
Frequency Variable from 30Hz to 450Hz
Gain Variable between ±15dB (‘Brown’)

Variable between ±18dB (‘Black’)
‘Q’ (on ‘BELL’ setting) 0.8 (‘Brown’)

1.3 (‘Black’)
 
* See User Manual for measurement conditions & references
E-Series Dynamics Module Specs

E-Series Dynamics Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
Compressor/Limiter
Ratio (slope) Variable from 1 to infinity (limit)
Threshold Variable from +10dB to –30dB
Attack Slope Normally ‘Over Easy’, switchable to ‘Hard Knee’
Attack Time Normally 30mS per 20dB, switchable to 3mS (‘Fast Att’)
Release Variable from 0.1 to 4 seconds
Release Slope Normally ‘Logarithmic’, switchable to ‘Linear’
Expander/Gate
Range Variable from 0 to 40dB
Threshold Variable from –30dB to +10dB
Attack Time Normally 1.5mS per 40dB, switchable to 100μs
Release Time Variable from 0.1 to 4 seconds
Performance Specification*
 
THD + N (+20dBu applied) < 0.05% at 1kHz
 
Noise < –75dBu
 
Output Headroom > +26dBu at onset of clipping
 
Frequency Response –3dB at 130kHz
  ±0.25dB from 20Hz to 20kHz
 
* See User Manual for measurement conditions & references
Stereo EQ Module Specs

Stereo EQ Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
EQ Curves
HF Band controls:
Frequency Variable from 1.5kHz to 22kHz
Gain Variable between ±20dB
‘Q’ 2.5 (on ‘Bell’ setting)
 
HMF Band controls:
Frequency Variable from 600Hz to 7kHz
Gain Variable by > ±20dB
‘Q’ Variable from 0.7 to 2.5 (may also vary with gain)
 
LMF Band controls:
Frequency Variable from 200Hz to 2.5kHz
Gain Variable by > ±20dB
‘Q’ Variable from 0.7 to 2.5 (may also vary with gain)
 
LF Band controls:
Frequency Variable from 40Hz to 600Hz
Gain Variable between ±20dB
‘Q’ 2.5 (on ‘Bell ’ setting)
Performance Specification*
 
THD + N < 0.007% at +20dBu 1kHz
  < 0.007% at +20dBu 10kHz
Frequency Response ±0.5dB from 20Hz to 20kHz
  –3dB at 90kHz
Output Headroom > +26dBu at onset of clipping (+4dBu operating level)
  > +13.5dBV at onset of clipping (–10dBV operating level)
Noise < –70dBu (+4dBu operating level)
  < –72dBV (–10dBV operating level)
 
* See User Manual for measurement conditions & references
Stereo Dynamics Module Specs

Stereo Dynamics Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
Compressor/Limiter
Ratio (slope) Variable from 1 to infinity (limit)
Threshold Variable from +10dB to –30dB
Attack Time Normally auto sensing, switchable to 1mS
Release Time Variable from 0.1 to 4 seconds
Expander/Gate
Range Variable from 0 to 40dB
Threshold Variable from –30dB to +10dB
Attack Time Normally auto-sensing, switchable to 150µs
Hold Time Variable from 0 to 4 seconds
Release Time Variable from 0.1 to 4 seconds
Performance Specification*
 
THD + N (+10dBu applied) < 0.01% at 1kHz
 
THD + N (Fast Attack Mode) < 0.3% at 1kHz
  < 0.05% at 10kHz
 
THD + N (Slow Attack Mode) < 0.03% at 1kHz
    < 0.05% at 10kHz
Output Headroom > +26dBu at onset of clipping
 
Frequency Response –3dB at 150kHz
  ±0.2dB from 20Hz to 20kHz
 
* See User Manual for measurement conditions & references
VHD Input Module Specs

VHD Input Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
EQ Filters
  Frequency range Slope
HF (Low Pass): 20kHz – 3kHz (–3dB point) 12dB/Octave
LF (High Pass): 15Hz – 350Hz (–3dB point) 18dB/Octave
Performance Specification*
 
Microphone Amplifier Performance
Gain Continously variable from +20dB to +70dB
  Independently switchable 20dB Pad available
Input Impedance Continously variable from ≅1k2Ω to ≅10kΩ
Output Headroom > +26dBu at onset of clipping
THD + Noise (-18dBu applied, +28dB gain) < 0.2% (20Hz - 20kHz)
  With VHD, adjustable between < 0.2% and 5% (1kHz - 20kHz)
Frequency Response 20Hz to 20kHz +0.3dB
  50kHz -3dB
  150kHz –3dB
Equivalent Input Noise (input terminated with 150Ω) < –126dB at maximum gain
  < –80dB at minimum gain (with Pad ‘IN’)
Common Mode Rejection (-10dBu applied, +30dB gain) > 75dB from 50Hz to 1kHz
    > 65dB at 10kHz
 
Line Input Performance
Gain Continously variable from -24dB to +24dB
Input Impedance 10KΩ
THD + Noise (-24dBu applied, +0dB gain) < 0.05% from 20Hz to 20kHz
  -3dB at 50kHz
Frequency Response 20Hz to 20kHz +0.1dB from 20Hz to 20kHz
  50kHz –3dB
Equivalent Input Noise (Input terminated with 150Ω) -90dB
 
* See User Manual for measurement conditions & references
Mic Amp Module Specs

Mic Amp Input Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
EQ Filters
  Frequency range Slope
HF (Low Pass): 50kHz – 3kHz (–3dB point) 12dB/Octave
LF (High Pass): 30Hz – 600Hz (–3dB point) 18dB/Octave
Performance Specification*
 
Microphone Amplifier Performance
Gain Continously variable from +12dB to +75dB
  Independently switchable 20dB Pad available
Input Impedance Continously variable from ≅1k2Ω to ≅10kΩ
Output Headroom > +26dBu at onset of clipping
THD + Noise (-18dBu applied, +28dB gain) < 0.003% at 1kHz
  < 0.006% at 10kHz
Frequency Response 20Hz to 20kHz +0.05dB/-0.1dB
  150kHz –3dB
Equivalent Input Noise (input terminated with 150Ω) < –127dB at maximum gain
  < –90dB at 0dB gain (+20dB with Pad ‘IN’)
Common Mode Rejection (-10dBu applied, +30dB gain) > 75dB from 50Hz to 1kHz
    > 70dB at 10kHz
 
Instrument Input Performance
Gain Continously variable from +12dB to +75dB
  Independently switchable 18dB Pad available
Input Impedance 1MΩ
Output Headroom > +26dBu at onset of clipping
THD + Noise (-18dBu applied, +28dB gain) < 0.03% at 1kHz
  < 0.05% at 10kHz
Frequency Response 20Hz to 20kHz +0.05dB/-0.1dB
  150kHz –3dB
Equivalent Input Noise (Input terminated with 150Ω) < –82dB at +12dB (minimum) gain
  < –88dB at +28dB gain (mid’ position)
 
Line Input Performance
Gain Continuously variable from –20dB to +20dB
Input Impedance > 10kΩ
THD + Noise (+24dBu applied, 0dB gain) < 0.005% from 20Hz to 20kHz
Frequency Response 20Hz to 20kHz ±0.1dB
  150kHz –3dB
Equivalent Input Noise (Input terminated with 150Ω) < –90dB
 
* See User Manual for measurement conditions & references
Four Channel Input Module Specs

Four Channel Input Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
Performance Specification*
 
Gain Continuously variable from ∞ to +10dB
 
Input Impedance > 10kΩ
 
Equivalent Input Noise (Input terminated with 150Ω) < –88dBu
 
THD + Noise (+24dBu applied, 0dB gain) < 0.005% from 20Hz to 20kHz
 
Frequency Response 20Hz to 20kHz ±0.1dB
  150kHz –3dB
 
Equivalent Input Noise (Input terminated with 150Ω) < –88dBu
 
* See User Manual for measurement conditions & references
Eight Channel Input Module Specs

Eight Channel Input Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
Performance Specification*
 
Gain Fixed, 0dB
 
THD + Noise (+24dBu applied, 0dB gain) < 0.005% from 20Hz to 20kHz
    < 0.008% at 20kHz
 
Frequency Response 20Hz to 20kHz ±0.1dB
  150kHz –3dB
 
Noise (Input terminated with 150Ω) < –80dBu
 
* See User Manual for measurement conditions & references
Master Bus Module Specs

Master Bus Specifications

Front

Chassis Specs

 

Rear

Chassis Specs

 
Physical *
Depth 200mm / 7.9 inches including front panel knobs, excluding connectors
  275mm / 10.9 inches including front panel knobs and connectors
Height 171mm / 6.75 inches
Width 35mm / 1.4 inches front/rear panels
  49mm / 1.9 inches overall width (front and rear panels are offset)
Weight 260g / 9.5 ounces
Boxed size 190mm x 290mm x 70mm / 7.5" x 11.5" x 2.5"
Boxed weight 460g / 16.5 ounces
 
* All values are approximate
Performance Specification*
 
Mix Bus Performance
Gain Continuously variable from –8 to 0dB
THD + Noise (+24dBu applied, 0dB gain) < 0.005% from 20Hz to 10kHz
    < 0.008% at 20kHz
Frequency Response ±0.1dB from 20Hz to 20kHz
  –3dB at 150kHz
Equivalent Input Noise (Input terminated with 150 ohms) < –88dBu
 
Record Bus Performance
THD + Noise (+24dBu applied, 0dB gain) < 0.005% from 20Hz to 20kHz
Frequency Response ±0.1dB from 20Hz to 20kHz
  –3dB at 150kHz
Equivalent Input Noise (Input terminated with 150 ohms) < –88dBu
 
* See User Manual for measurement conditions & references