Alto Professional STAGEDRIVE+ User Manual
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The following editable parameters are available, in two different pages: 
a. Noise Gate ON/OFF 
b. Reaction times
-
Sets the Noise Gate attack and
release times.
- ATTACK (AT): The time needed by the filter to bring back the signal to its normal level when 
it goes above the threshold. 
- RELEASE (RL): The time needed by the filter to cut the signal once it goes below the 
threshold. 
 
Threshold- If the signal goes below the set threshold level, the Noise Gate reduces the signal. The editing 
values are within the following ranges: +8dBu -60dBu, with 2dBu steps. 
Range- Sets the amount of the signal level reduction.  
The editing values are within the following ranges: 0dBu -80dBu, with variable steps.
 
Input/Output EQ: Five band parametric EQ filters. 
Allows you to alter the overall tone of the signal.
 
 
 
 
 
 
 
 
The following editable parameters are available for each filter:
 
• Type of filter- Select the filter to be Peaking, Low or High Shelving with a slope of 6 or 12 dB per octave 
and Notch filter.
