AudioDPR404 BSS Quadruple limiteur déesseur
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versatile1U package comprising four-channelsof advanced subtractive compressor /limiter and HF de-esser facilities,designed with the emphasis on flexibil-ity and ease of use
Input Section
IMPEDANCEBalanced 12k ohmdifferential.
MAX. INPUT LEVEL+ 20dBv.CMRR> 50dB, 20Hz to 20Khz.
CONNECTORXLR331 or equivalent.
Output Section
IMPEDANCEBalanced and floating todrive 600 ohm loads.
MAX. OUTPUT LEVEL+20dBv / 600 Ohm load.
CONNECTORXLR332 or equivalent.
System Performance
FREQUENCY RESPONSE+ 1DB, 20Khz, ultrasonic lowpass filter 3db at 32kHz.
NOISE<-86dBvMeasured to CCIR 4682
DISTORTIONTHD <0.05%,20Hz to 20kHz.
SMPTE IM<0.02%.CROSSTALK<90dB, 20Hz to 20kHz.
Operating Controls
DEESS FREQUENCYVariable from 10kHz to10kHz, dynamic HF shelfturnover frequency.
DEESS THRESHOLDVariable from +20dBv to30dBv, independent ofcompressor/limiter settings.
THRESHOLDVariable between +20dBv and30dBv.
RATIOVariable from 1:1 to infinity:1(LIMIT) progressive soft tohard knee characteristic.
ATTACK
Program dependent, auto timeconstant. Nominal 200microsec (30microsec FAST) for 10% response,and nominal 2ms (300 microsecFAST) for 63% response.
RELEASEProgram dependant, 2 part auto timeconstant. Nominal 10ms (2ms FAST)to 63% recovery after 4ms overdrive10db above threshold, and nominal1s (300ms FAST) to 63% recoveryafter 40ms overdrive 10dB abovethreshold.GAINVariable from 20dB to +20dB.
LINKStereo linkable in pairs 1/2 and 3/4Channels 1 and 3 become masters.Metering
GAIN REDUCTON8 point LED display showingprogressive gain reduction from rightto left calibrated in dB’s.
BELOW THRSHOLD 5 points LED display showingsidechain level below and up tothreshold.
CLIPSingle LED showing onset of channelclip.
GeneralSIZE482mm x 44mm x 282mm(19" x 1.75" x 11").
WEIGHT5kg (11lbs) gross shipping.
ELECTRICITYSwitched 120/240V +10% 20%
SUPPLY50/60Hz.
IMPEDANCEBalanced 12k ohmdifferential.
MAX. INPUT LEVEL+ 20dBv.CMRR> 50dB, 20Hz to 20Khz.
CONNECTORXLR331 or equivalent.
Output Section
IMPEDANCEBalanced and floating todrive 600 ohm loads.
MAX. OUTPUT LEVEL+20dBv / 600 Ohm load.
CONNECTORXLR332 or equivalent.
System Performance
FREQUENCY RESPONSE+ 1DB, 20Khz, ultrasonic lowpass filter 3db at 32kHz.
NOISE<-86dBvMeasured to CCIR 4682
DISTORTIONTHD <0.05%,20Hz to 20kHz.
SMPTE IM<0.02%.CROSSTALK<90dB, 20Hz to 20kHz.
Operating Controls
DEESS FREQUENCYVariable from 10kHz to10kHz, dynamic HF shelfturnover frequency.
DEESS THRESHOLDVariable from +20dBv to30dBv, independent ofcompressor/limiter settings.
THRESHOLDVariable between +20dBv and30dBv.
RATIOVariable from 1:1 to infinity:1(LIMIT) progressive soft tohard knee characteristic.
ATTACK
Program dependent, auto timeconstant. Nominal 200microsec (30microsec FAST) for 10% response,and nominal 2ms (300 microsecFAST) for 63% response.
RELEASEProgram dependant, 2 part auto timeconstant. Nominal 10ms (2ms FAST)to 63% recovery after 4ms overdrive10db above threshold, and nominal1s (300ms FAST) to 63% recoveryafter 40ms overdrive 10dB abovethreshold.GAINVariable from 20dB to +20dB.
LINKStereo linkable in pairs 1/2 and 3/4Channels 1 and 3 become masters.Metering
GAIN REDUCTON8 point LED display showingprogressive gain reduction from rightto left calibrated in dB’s.
BELOW THRSHOLD 5 points LED display showingsidechain level below and up tothreshold.
CLIPSingle LED showing onset of channelclip.
GeneralSIZE482mm x 44mm x 282mm(19" x 1.75" x 11").
WEIGHT5kg (11lbs) gross shipping.
ELECTRICITYSwitched 120/240V +10% 20%
SUPPLY50/60Hz.