Dave Smith Instruments mopho 用户指南

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页码 52
 
11
 
I
NPUT 
G
AIN
 also affects the level of the feedback signal, so you’ll typically want 
to start with I
NPUT 
G
AIN
 turned down. 
Several of the factory programs already have some level of feedback 
programmed in, as indicated by the letters “FB” following the name. To hear the 
effect of ExtIn Vol and I
NPUT 
G
AIN
, call up one of those programs and vary 
those parameters. 
Audio In 
Audio In can also be used to process an external audio source, to get access to 
the analog filter as a sound processor. In general, when using a line-level input, 
you will want the I
NPUT 
G
AIN
 control set to minimum. When using a low-level 
source, such as an electric guitar, you’ll need to turn up the I
NPUT 
G
AIN
 to get 
sufficient signal level. 
When processing external audio, you will first need to turn up the ExtIn Vol 
level in the Mixer. Otherwise no signal gets to the filter. Also note that the VCA 
needs to be open to hear the input. This can be done a number of ways: 
1.  Just turn up the VCA Level if you want the signal to go through 
continuously 
2.  Manually trigger the VCA envelope with the P
USH 
I
button or a MIDI 
keyboard 
3.  Select AudioIn as the mode in the PushItSw parameter, which 
automatically gates the VCA envelope with an input signal greater than 
a fixed threshold 
There are also numerous other ways of opening the VCA using modulation. 
Saving a Program 
To save a Program, press the W
RITE
 switch and the following screen appears: 
Write? P:xxx B:x 
Hit:  Inc if Yes 
 
Press the increment (+) switch to save the current program, or decrement (-) to 
cancel (or press the W
RITE
 switch again). To store in a different location, use 
P
ROGRAM 
to select a new destination, and hold the increment or decrement 
switch to choose a different bank.