Allen&Heath iDR-4 - Manual (Page 45)

iDR-4 User Guide 45
Source Patchbays
Emulates a physical patchbay
Input channel source – physical input 1-6, expander 9-
16, monitor LR, signal generator, silence
Output XLR source – output channel 1-16, monitor LR
Mix Matrix
Input / output channel crosspoint matrix
Switched routing or variable level fader at each point
Fader range off to 0dB in 51 steps
48kHz mode – 16x16
Controls - set/clear individual row, column or all
Level Control
Input channels, output channels, monitor, signal
generator
Linear fader range off to +5dB in 51 steps
Controls – mute, polarity reverse
Fader Groups
Channel faders can be assigned to master faders
Fader range off to 0dB in 51 steps
8x input fader groups
8x output fader groups
Groups can be named – up to 8 characters
Stereo Linking
Adjacent channels can be linked for stereo operation
Presents single channel strip
Processing linked
Matrix routing linked
Stereo metering
Metering
Input meters selectable source, post-EQ, post-
dynamics, post-fade
Output meters selectable post-matrix, pre-fade, post-
fade, post-limiter
Assignable 3-colour panel meters – green -24dBu,
yellow 0dBu, red +14dBu
GUI meters – extensive on screen metering displayed
for all points in the signal path
GUI meter style – Select 1 of 4 meter bar display types
PEQ
Input channels – 4 band fully parametric
Output channels – 8 band fully parametric including
crossover filter slopes
Band types – HF shelf, LF shelf, bell, HPF, LPF, notch,
crossover filter
Gain +/-15dB cut/boost
Makeup gain +/-12dB
Width variable Q 0.5 to 6, constant Q on/off
Notch filter width 10Hz to 100Hz
Crossover filter Butterworth / Linkwitz-Riley up to
24dB/octave
Display - frequency response curve, meter
Controls – in/out, flatten
Gate
Threshold -72 to +18dBu
Depth 0 to -80dB
Attack 20us to 300us
Hold 50ms to 5s
Release 50ms to 1s
Display – level response curve, gate active, in, out and
sidechain meters
Controls – in/out, sidechain in/out
Compressor
Threshold -48 to +18dBu
Ratio variable 1:1 to 1:infinite
Knee hard/soft
Makeup gain 0 to +18dB
Attack 300us to 300ms
Release 100ms to 2s
Auto modes – live, music AGC, vocal, speech
Display – level response curve, gain reduction, in, out,
sidechain meters, time versus reduction histogram
Controls – in/out, sidechain in/out, auto on/off
Sidechain Filter
Can be switched into compressor and/or gate
1 band EQ, type and parameter control as PEQ
Output Limiter
Threshold -20 to +18dBu
Attack 40us to 400ms
Release 50ms to 1s
Display – level response curve, gain reduction, in, out
meters, time versus reduction histogram
Controls – in/out, fader
Delay
Available on output channels
Time 0 to 340ms per channel
Enter delay in ms, metres or feet
Global temperature compensation -20 to +40 deg C
AMM
Automatic mic mixing - NOM and ambient level
Ambient level sensing – average of all selected mics
Mic open threshold 4 to 20dB above ambient level
Hold time 0 to 5s
NOM attenuation 1 to 6dB
Pager
2 independent configurable pagers
Paging – any soft switch, latch or press
Zone select – any soft switch. Latch or auto cancel
Indicators – any soft LED
Ducker depth 0 to -40dB
Controls – page mic select, zone select