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COMPRESSOR SECTION 

 
Comp/Byp Switch:

 This switch activates the compression circuit. It does not affect the 

gate circuit.  The Bypass is a 

soft

 bypass.  This means you can still have the benefit of  

the  Class A Input buffer stage. 

 
THRSH Rotary:

  This is the 

Threshold

 control for the compressor.  Threshold  

Settings: From +10db to -30db.  This sets the level at which the compression will  
start. If the input level exceeds the set value the compression circuit will start to  
compress the input signal. 

 
Ratio Rotary:

 Ratio Settings From 2 to 8. This sets the ratio of the compression,  

or how much the compressor reigns-in signal that over-shoots the level set with  
the 

Threshold

 control. A lower setting (2) is more gentle at bringing the overshoot  

under control, whereas a higher setting (8) will be a more aggressive or “brick-wall” 
control. Or, (for instance) for every 8dB over the threshold the compressor will only  
allow 1dB to pass through. 

 

Fast Switch:

 The 

Fast

 switch deals with attack times. The N90 has an auto attack  

time built-in that generally covers most situations.  Occasionally a signal with very fast 
transients will need a faster attack time than the auto.  Switching the 

Fast

 switch down  

will engage the faster attack-time.  The auto time is around 15mS, and the Fast is  
around 1mS. 

 

Rel Rotary:

  

Release

 time from 0.1 seconds to 3 seconds.  This controls the period  

of time between when the signal falls below the compression threshold and the 
compressor stop compressing the signal.  

 

Auto Switch:

 The 

Auto

 switch is an 

Auto Release

 that takes over from the 

Release

  

rotary control. Switching it down activates a dual timing circuit that uses combined  
release times that vary automatically with the input.  The 

Auto

 automatically uses a  

fast release on fast transients and a longer release time on the slower transients.   
The Auto release is very 

program sensitive

 and is sometimes used for gain riding 

applications. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Содержание N90-DRC 500

Страница 1: ...it s sonic qualities as we are You are now the proud owner of a Compressor Gate that has the advantages of more than 40 years experience in audio engineering today s component and manufacturing techn...

Страница 2: ...essive curves are very kind There is no sudden change on passing the threshold and audio processing is virtually seamless Rapid release times become inappropriate and the 30 1 range provided is ample...

Страница 3: ...d to be driven by ear Each control knob indicates simply the range available and has a ring of marks to aid setting Only experience can determine optimum settings for the occasion and these may well i...

Страница 4: ...of 0 1 seconds to 3 seconds Compressor Section Switches Bypass engages or bypasses compressor section Fast Fast or auto attack times 1ms for fast or 15ms for slow auto Auto Auto release of compression...

Страница 5: ......

Страница 6: ...B over the threshold the compressor will only allow 1dB to pass through Fast Switch The Fast switch deals with attack times The N90 has an auto attack time built in that generally covers most situatio...

Страница 7: ...rack manual for information about how to link the pins When N90 s are linked via Pin 6 it is always the left most module that takes command when the units are in Link mode The Link switch must be swit...

Страница 8: ...of time between when the signal falls below the gate threshold and the gate releasing the signal Gate Switch Switching the gate switch down activates the gate circuit This illuminates the 20 Red LED t...

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