SPL Iron V2 Two-Channel Tube Mastering Compressor (Black/Silver) - Manual (Page 3)

Index
IRON 4
Version 2.0 – 11/2022 4
Package Contents 4
Introduction 5
Operating Principles of a Compressor 5
IRON Mastering Compressor 5
Technical Aspects 6
The 120V technology 6
Innovating Compression 8
Signal Flow 9
Installation 10
First Steps 10
General Information 11
Ground Lift switch to avoid ground loops 11
Tube Warm-Up 11
Suggestions for setting the compressor 11
Cabling: Rear Side 12
XLR inputs and outputs 12
Side-chain Insert 12
Control Elements 14
Input 15
Output 15
Threshold 15
Tube Bias 16
Attack 16
Release 17
Rectifier 17
Side chain filter / External side-chain 18
Ratio 20
Auto Bypass 20
AirBass / Bypass / Tape Roll-Off 20
Link 22
VU switch 22
Channel Switch 22
Time values 23
Time values depending on the rectifiers 23
Specifications 24
Measurements 24
Security Advices 25
Contact 30