Figure 4. XLR input connector
Figure 5. XLR balanced
ojack there is a ¼”(6.3mm) phone jack, which is wired in parallel with the
LR.
HOT
ING COLD
ROUND
Within the Neutrik® Comb
X
TIP
R
SLEEVE SHIELD/G
Figure 6. ¼” TRS plug
The
igh enough (20 kohms
balanced) to allow ”daisy-chaining”, or multiple
nput
ng
To connect an unbalanced input source, connect pins 1 and 3 in the cable’s XLR plug (ring and sleeve in a
lu
sconnected, you will lose 6dB.
The hum and noise rejection for the cable
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input impedance is h
parallel input connections. The headroom of the i
circuits is also high enough to accept the maximum
output level from virtually any low-level signal source.
Balanced signals are less sensitive to AC hum and
radio interference. The source impedance should be
less than 1 kohms to avoid high frequency loss in lo
cables.
TRS p g). If you leave a pin di
A better method for using unbalanced sources is shown in Figure 8. This is similar to the connection for
balanced lines, but pin 3 is connected to the shield at the source.
is equivalent to that for a balanced line. To minimize hum in the audio, use balanced inputs whenever
possible.
Figure 7. Unbalanced line connection
Figure 8. Balanced line with unbalanced equipment
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Speaker connections are made via the tw
connector is designed for high power sp
o
Neutrik® NL4FC Speakon
connectors. The Speakon
eaker connections. It assures the correct polarity, it locks in place
has both channel A and B outputs, so it’s useful for bridging and bi-
on page
8
and prevents from shock hazard.
They are wired in the following manner:
The right jack, Channel A and B,
amp operation (see bridged mono operation
). The left Speakon, Channel C and D, carries
both channel C and D outputs.
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