Owner`s manual

ADA MP-1 Owner’s manual 
3.4 USING THE CLIP LEDS 
Your MP-1 is digitally controlled. The MP-1 circuit is monitored in four points for clipping of 
the digital controls to help you prevent unwanted kinds of distortion from coloring your tone. 
Always pay attention to your CLIP LED's. If a CLIP light remains on while you play, you 
should lower the value of the control that is indicated. If you like the tone that you have, you 
can still keep that tone, but eliminate the unwanted clipping. For example, if the EO is 
clipping, but you want the same EO curve, you can either lower the MASTER GAIN (signal 
going into EO), or lower all of the EO values the same amount. 
3.5 USING THE EFFECTS LOOP 
The EFFECTS LOOP LEVEL control on the rear panel will allow you to achieve the quietest 
possible performance, no matter what kind of effects you are using. The level control is 
configured to insure that you have the same overall signal level whether the effects loop is in 
or out. provided the effects in the loop are set for unity gain. 
Follow this general procedure: 
1.  If you are using an effect with only one level control, set your effects device to 
unity gain. You can test for unity gain by connecting the EFFECTS SEND to your 
effect input, and running the effect output directly to your amp. Adjust the level on 
your effects device so that you have the same volume when the effect is in or out. 
2.  Set the EFFECTS LOOP LEVEL at the highest possible setting without clipping 
your effect's input. 
3.  If you are using a line level effect with two level controls, set your EFFECTS 
LOOP LEVEL control to 1 o'clock (0 dB gain). Adjust the input level on your effect 
to the highest possible setting without clipping, and set the output level control on 
your effect to achieve unity gain in your effect. You can test for unity gain as 
described in step 1. 
4.  Check for distortion and excess noise. If your effect is clipping, turn your 
EFFECTS LOOP LEVEL control counterclockwise. 
3.6 LOAD PRESET PROGRAMS 
There are 29 factory preset programs (1-29) that can be loaded into the internal program 
memory via the front panel. These can be loaded at one time, or they can be brought into the 
MP-1 's working register one at a time (level 2 software). To load all 29 programs, press the 
STORE button. The STORE button will blink. Press BANK, and while holding it down, press 
1. Display reads "LP" (Load Programs). Programs 1 thru 29 will be erased and written over 
by the preset programs. Reference section 6.0 MEMORY PRESET SETTINGS for 
description of factory presets. To load just one program (level 2 software), press BANK, and 
while holding it down, press CHORUS RATE. "P" will be displayed, indicating that a preset is 
being recalled. Now select the preset you want by using 
^ V. You may use or edit this 
program without erasing any of your own programs, or you may save it by using the Store 
sequence. 
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