Compex Systems AP4530 manual Level Control

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

iDR-8User Guide

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 input and 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

Audio Monitor

Ripple through stereo audio monitor

Select source manually or moving mouse

Display – stereo meters

Controls – fader

Signal Generator

Source variable frequency sine wave, white noise, pink noise, band pass pink noise

Sine wave / band pass range 20Hz to 20kHz Controls – fader, mute

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