Vortex Media VTX 1000 - Manual (Page 16)

E
XTERNAL
A
MPLIFIER
Here, one of the line-level outputs of a Vortex EF2241 is sent to an amplifier to power a group of
loudspeakers.
E
XTERNAL
A
MPLIFIER
I
NPUTS
All amplifiers will have one of two types of connectors: XLR or RCA:
An XLR connector uses two conductors (positive and negative) and a ground line to transfer signal from one
device to another device. This is referred to as "balanced". Pin 1 is shield, Pin 2 is positive, and Pin 3 is
negative. An RCA connector only uses one conductor and one ground line and is referred to as
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