B-AMP Bergantino Owner's Manual - page 13
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Rear Panel Controls and Operation
1. Power Switch: Turns the amplifier on or off.
2. AC Receptacle: The power cord is detachable and plugs in here.
3. Line (output): This output is software selectable in Program Mode. It can be programmed
as a preamp out (post Master volume), or it can be programmed as a tuner output. This
connecter is a ¼” unbalanced output. Thedefault settingis Pre-Out.
4: Headphone (output): 1/4” Stereo headphone jack designed to drive full-range headphones.
5. Effects Send: Unbalanced 1/4” connector used when sending a full range, instrument level,
mono signal to an external device (effects, processors, etc.).
6. Effects Return: Unbalanced 1/4” connector that accepts an instrument or line level return
from external effects that are connected in a “series loop”. It has a 1Vrms max. input level. If
the OL LED illuminates, turn down levels from previous gain stages in the signal chain.
7. Ground Lift: This switch disconnects the ground on the balanced Direct Out, XLR output to
eliminate hum and buzz when the amplifier is connected to equipment that is running on a
different ground system.
8. Direct Out: Studio quality DI sends an electronically balanced output signal eliminating the
need for an external DI. This output can be selected to be PRE- EQ or POST- EQ (software
selectable in Program Mode). The factory default setting is Pre-EQ. The DI is 48V phantom
power protected.
9. Speaker Outputs: Parallel SpeakOn output connectors (Neutrik NL4 1+/1-). The minimum
recommended speaker load for the B
|
AMP is user programmable down to a 2-Ohm minimum
load. See Program Mode section for setting up the B|AMP for proper impedance matching. A
minimum of 16awg speaker cable is highly recommended.