
GLD User Guide 32 AP8561 iss.4
Specification
Inputs
XLRMic/LineInputs Balanced,(AllXLRonGLD‐80andAudioRacks)
Mic/LinePreamp Fullyrecallable
I nputSensitivity ‐60to+15dBu
Ana l ogueGai n +5to+60dB,1dBsteps
Pa d ‐20dB
Maxi mumInputLevel +32dBu
I nputI mpedance >4kΩ(Padout),>10kΩ(Padin)
Mic/LineChannelnoise 20‐20kHz,DirectOut@unbalanc edout
MicEIN ‐127dBwith150Ωsource
Unitygain
(Padin) ‐90dBu
Lowgain(5dB,Padout)‐93dBu
Midgai n(30dB,Padout)‐89dBu
Mic/LineChannelTHD+N 20‐20kHz,DirectOut@unba lancedout
Unitygain(Padin) 0.005%‐86dBu@1kHz,0dBuoutput
Lowgain(5dB,Padout) 0.003%‐89dBu@1kHz,0dBuoutput
Midgai n(30dB,Padout) 0.004%‐88dBu
@1kHz,0dBuoutput
RCALineInputs Unbalanc ed(GLD‐80)
I nputSensitivity ‐24to+24dBu,nomi nal0dBu
Tri m +/‐24dB,recallable
Maxi mumInputLevel +18dBu
I nputI mpedance >10kΩ
RCAchannelNoi se ‐92dBu20‐20kHz
RCAchannelTHD+N 0.0035%‐90dBu@1kHz,0dBuoutput
Outputs
XLROutputs Bal anced,Relayprotected
OutputImpedanc e <75 Ω
Nomina l Output +4dBu=0dBme terrea ding
Maxi mumOutputLevel +22dBu
ResidualO utputNoi se‐91dBu(muted,20‐20kHz)
RCALineOutputs Balanced,Rel ayprotected
OutputImpedanc e <75 Ω
Nomina l Output 0dBu=0dBmeterreadi ng
Maxi mumOutputLevel +18dBu
ResidualO utputNoi se‐94dBu(muted,20‐20kHz)
DigitalOutputs 48kHzsamplingra te
SPDIF RCA,600mV,
coaxtermina tedinput75Ω
AES32chXLRoutput X LR,2.5Vppbalancedtermina ted110Ω
System
MeasuredbalancedXLRintoXLRout,20‐20 kHz,mini mumGai n,Padout
DynamicRange 112dB
SystemSignaltoNoi s e ‐90dB
FrequencyResponse 0/‐0.25dB@20Hz,0/‐0.5dB@20kHz
SystempeaklevelTHD+N 0.0055%‐68dBu@+17dBuoutput,1kHz
SystemLinelevelTHD+N 0.0022%,‐84dBu@+9dBuoutput,1kHz
Headroom +18 d B
Internal operatingLevel 0dBu
dBFSAlignment +18dBu
=0dBFS(+22dBuatXLRoutput)
MeterCalibration 0dBmeter=‐18dBFS(+4dBuatXLRout)
MeterPeakindic ation ‐3dBFS(+19dBuatXLRout)
MeterType Fa s t(pea k)response
SamplingRa te 48kHz+/‐100PPM
ADC 24‐bitDel ta‐Sigma
DAC 24‐bitDelta‐Sigma
La tency 1.49ms (GLD‐80localXLRintoXLRout)
0.68ms (GLD‐80localXLRin
todigi talout)
USBPlayba c k 2c hannel ,WAV,FLAC44.1/48kHz
USBRecord 2c hannel ,48kHz/16bit‐WAV
I/OPort 64c hannelbi‐dir ectional
CardOptions A&HACE,MADI,Dante,ES,Wa ves ,MMO
Opera ti ngTempera ture 0degCto35degC(32degFto95degF)
Control
TouchScreen 8.4"TFT,800x600res oluti on
Faders 100mmmotoris ed
GLD‐80FaderStr ips 2Banks(12,8),4La yers =80xstrips
GLD‐112FaderStr ips 3Banks(12,8,8),4La yers =112xstrips
StripDisplay LCDperstrip,assignableba cklightcol ours
SoftKeys 10assignable
MIDI MIDIInandOut
Network TCP/IPEthernet
FXProcessing
Internal FX 8xRackFXengi ne
Types Reverbs,Delay s,Modulators,Sub‐harmoni cs,
Pi tchShift,RotarySpea ker,De‐Esser
Mode Send>Retur n,Inserted,DaisyChainFX
FX'Short'ReturnChannels
8Stereodedicatedreturns Addstoinputsfor upto56sourcestothemi x
Controls Fader,Pan,Mute,RoutingtoGrp,Aux,FX,Main
FXReturnPEQ Sa measInputChannel
PEQ
InputProcessing
48Processi ngChannels Mono=1‐44,Stereo=45/46,47/48
Trim +/‐24dBdigitaltrim
Polarity Normal /Reverse
HighPassFilter 12dB/octa ve20Hz–2kHz
Insert Assigntoanysockets,In/Out,+4dBu/‐10dBVlevel
Delay Upto85ms ,Bypass switch
I nputglobal setti ng‐ms ,feet,meters ,samples
Gate
Sidechain Selfkey,In/Out,Sel'listen'
SidechainLo‐CutFilter 12dB/octave,
Freq20Hz–5kHz
SidechainHi‐CutFilter 12dB/octave,Freq120Hz–20kHz
Threshol d ‐72dButo+12dBu
Depth 0to60dB
Attack 50us to300ms
Hol d 10ms to5s
Rel ease 10ms to1s
PEQ
Type 4‐Bandfullyparametric ,+/‐15dB
Frequenc yRange Globals ettingforInputs =20‐20kHzor'Analogue'
Ana l ogueRanges 20‐200Hz,35‐1kHz,500‐15kHz,2k‐20kHz
Band
1 Sel ectabl eLFShelving,Bell,Hi‐Pass
Band2Bell
Band3Bell
Band4 Sel ecta bl eHFShelving,Bell,Lo‐Pass
BellWi dth Non‐constantQ,var iab le,1.5to1/9thoc ta ve
ShelvingType ClassicBaxandall
Hi‐Pass,Lo‐Pa ssFilter 12dB/octave
Compre ssor
Sidechain Selfkey,In/Out,Sel'listen'
SidechainLo‐CutFilter 12dB/octave,Freq20Hz–5kHz
SidechainHi‐CutFilter 12dB/octave,Freq120Hz–
20kHz
Threshol d ‐46dButo18dBu
Ratio 1:1toinfinity
Atta ck 300us–300ms
Rel ease 100ms –2s
Knee Soft/Ha r d
ManualTypes PeakManual,RMSManual
AutoTypes Vocal Auto,OptoAuto,P unchBag
ChannelDirectOut I ndividualTri m(perc hannel)
Opti ons Source,followFader,followMute(globalforall)
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