11
MULTIGATE PRO XR4400

1 2

3
2 1
3
Pin 1
Cable InputOutput
Pin 2 = (+) Signal Positive
Pin 3 = (-) Signal
Shield
(+) Signal + Hum
(-) Signal + Hum
Negative
(+)Hum + Signal
(-)Hum + Signal
2 x Signal
Ground
RFI and Hum = Signal + 6 dB
Fig. 3.1: Compensation of interference with balanced connectionsUnbalanced use ofmono 1/4" jack plugs
Ring
Balanced use ofstereo 1/4" jack plugsBalanced use with XLR connectors

1 2

3
2 1
3
Input
Output
Tip =
Signal Tip =
hot (+ve)
Sleeve =
Ground / Shield Sleeve =
Ground / Shield
Tip Tip
Sleeve Sleeve
Strain relief clamp Strain relief clamp
Ring =
cold (-ve)
For connection of balanced and
unbalanced plugs, ring and sleeve have
to be bridged at the stereo plug.
1 = Ground / Shield2 = hot (+ve)3 = cold (-ve)
For unbalanced use pin 1 and pin 3 have to be bridged
Fig. 3.2: Different plug types
+Never use unbalanced XLR connections with microphone cables, as this would short-circuit
any phantom power transmitted over these cables!3. INSTALLATION