32
TD-000472-00-B
Input Channel – Compressor 
The Compressor controls the dynamic range of a signal above a set Threshold.
Refer to — Figure 21 – 
1. 
Comp Tab
 – Selects the Compressor screen.
2. 
In
 – RMS input level
3. 
Out
 – Output level after any applied compression
4. 
GR
 – Gain Reduction – (red) indicates how much the signal is being reduced by the 
compressor. 
5. 
Threshold Slider
 – Sets the point at which the compressor will begin to reduce signal 
level. 
6. 
Compressor Graph
 – When the Compressor is engaged, the trace changes to yellow.
• 
Vertical Scale
 – From 0 dB to -60 dB
• 
Threshold
 (E)
• 
Ratio
 (B to E)
• 
Attack time
 (A to C)
• 
Release time
 (C to D).
7.  
Attack Slider
 – Adjusts how quickly the compressor reacts to a signal that exceeds the 
threshold.
8. 
De-Esser Knob
 – Adjusts the amount of compression at the frequencies of sibilant consonants such as “s”, “z”, and “sh”.
9. 
Comp In Button
 – Engages and disengages the compressor.
10. 
De-Esser Button
 – Engages or disengages the De-Esser.
11. 
Release Slider
 – Adjusts how quickly the compressor stops compressing when signal falls below threshold.
12. 
Knee In Button
 – The knee determines whether the compressor comes on abruptly (not engaged) or gradually (engaged) as the threshold 
is crossed. 
13. 
Gain Knob
 – Adjusts the overall output gain to makeup any loss after the signal is compressed.
14. 
Simple Button
 – Turns Simple mode on and off. Hides all controls except:
•  Comp In button
•  Simple button
•  Reset button
•  Compression knob
15. 
Reset Button
 – Sets all the Comp controls to their factory default position.
16. 
Ratio Slider
 – Sets the ratio of input level to output level when the signal exceeds the threshold.
   
Home Select an 
Input Bank
Touch Select 
Button
Select 
Comp Tab
CompIn 2
Inputs 1-8
— Figure 21 —
2
3
4
5
6
1
7
8
9 10 11
12 13 14 15 16
A
B
C D
E