Sending Stereo Externally Processed Signals; A Final Word On The Mo' Bass Interface Section; Stereo Effects (Efx) Loop; Using The Stereo External Effects Loop - SWR Mo' Bass Owner's Manual

Swr mo' bass amplifiers owner's manual
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Balanced Outs
Direct Out
External effects are never present. This is another difference between the balanced (XLR) "Direct Out" jack and the
unbalanced (1/4") "Direct Out" jack.
Mo' Bass Out
Signal from only the RIGHT EFX return is present at this output.

Sending Stereo Externally Processed Signals

When "Dual Mode" is engaged and you have routed both left and right effect sends and returns to an external effects device,
a processed signal is present at both the "clean/left" and the "wet/right" sides of the Mo' Bass. To send a true stereo
externally processed output from the Mo' Bass Interface Panel, use the 1/4" Unbalanced or XLR Balanced "Mo' Bass"
Output for the "wet/right" send. Use only the 1/4" Unbalanced Direct Out with the "Line/Direct" switch in the "Line" position
for the "clean/left" send, as the XLR Balanced Direct Out will NEVER send an externally processed signal. This output is
dedicated to sending an unprocessed signal.

A Final Word On The Mo' Bass Interface Section

This isn't as complicated as it sounds. Most of the head-spinning text listed above was to define some esoteric patching
possibilities and how they might affect the signal present at certain outputs on the Interface Panel. Most often it will be
simple - one or two XLR outputs to a mixing board, and maybe a tuner out. But the information is here if you need it, and
remember - there's no substitute for experimentation and learning by trying all of the possibilities yourself. Before you get to
the gig, call your friend with the mini-studio in his or her bedroom, bring the Mo' Bass over, and find out for yourself what the
Mo' Bass Interface section is capable of. But bring the manual with you, just in case.

Stereo Effects (EFX) Loop

As noted in the External Effects Blend Controls section of the manual, the Mo' Bass is equipped with a TRUE STEREO
External Effects Loop. You can now use an external effects unit to affect the channel(s) of your choosing (clean/left or
wet/right in Dual Mode; either or both in Single Channel Mode). Please refer to the External Effects Blend Controls section
of the manual for basic connection instructions and operation with the front panel Blend Controls. The information in this
section is meant to supplement that previous section.

Using The Stereo External Effects Loop

The Preamp Volume control acts as the closest thing to an overall effects send level control. The amount of signal present at
the Left and Right Effects Send jacks is governed by the Preamp Volume and various internal effects settings on the front
panel. The signal essentially goes through the entire front panel and heads for the Effects Send jacks just after the
Chorus section. Then the signal returns just before the Master section and is blended in to your taste (using the External
Effects Blend Controls). The Stereo Master Volume Controls will NOT affect the level of your Left and Right Effect Sends.
However, the Stereo Master Volume Controls may be used to recover losses in gain caused by some effects units.
If your effects unit is overloading and it does not provide for compensating incoming signals - such as an input volume, or
switches marked +4 dB or -20 dB - you may want to turn down the Preamp Volume control to avoid the overloading. If your
effects unit has input level adjustments, they should be set for either 0 dB or +4 dB.
And, of course, always use high quality shielded patch cables for all connections between the amplifier and your effects
units. Also, it is recommended that they be as short as possible.
A quick reminder: No sound from your external effects device will be heard if the External Effects Blend Controls are in the
full counter-clockwise ("dry") position! This is normal.
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