Madrigal Imaging Mark Levinson No. 29 Stereo Amplifier User Manual


 
10
Figure 10: Balanced
bridging cable
21
3
21
3
Signal ground (shield)
Left-channel
XLR male
line-mount
(rear view)
Twisted pair
Right-channel
XLR male
line-mount
(rear view)
12
3
XLR female
line-mount
(rear view)
Twisted pair
Signal ground
(shield)
2. Connect the bridging cable's male XLR-type connectors to the
Nº29's left- and right-channel XLR-type input connectors, taking
care to insert the correct cable end into its designated channel.
3. Connect the left-channel + (positive or red) output post of the
Nº29 to the + (positive or red) input terminal of the appropriate
loudspeaker. Connect the right-channel + (positive or red) output
post of the Nº29 to the (negative or black) input terminal of the
same loudspeaker.
4. Repeat this procedure for the other Nº29 to be bridged.
If your preamplifier provides only single-ended output, follow the steps
below.
Figure 11: Connections for
single-ended bridged
operation
PUSHPUSH
+ +
+
Loudspeaker
Nº29
From preamplifier
main output
Bridging
cable
Left
channel
1. Connect the appropriate channel of your preamplifier's single-
ended main output to the left-channel RCA-type input on the
rear panel of the Nº29.