PreSonus MP20 User Manual
Page 11
CONTROLS & CONNECTIO NS
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12dB thus delivering a total gain possibility of 72dB.
INSTRUMENT. This 1/4 inch input is provided so the MP20 can be used to
boost low level instrument signals such as those typically encountered with
electric bass and guitar. This feature is commonly referred to as a DI. This
input allows pick-ups of electric and acoustic instruments to resonate at full
frequency. Care must be observed when using this input to accept signals
from instrument pre-amplifiers to avoid distortion.
2 . 3 M A S T E R C H A N N E L
LEVEL. This
control adjusts the output level of the Stereo Summing Bus.
Channels are assigned to the bus via the L/R assign switch on each of the two
pre-amp channels of the MP20.
PHONES. A headphone
volume control (Phones) is located to the left of the
1/4-inch stereo headphone output jack on the front panel. The signal monitored
by the headphones is the same signal provided by the Stereo Summing Bus to
the Mix Output XLR’s on the rear panel of the MP20.
POWER. A lighted push button is located on the front panel for turning the
MP20 On and Off.