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12
Using BTL output mode
This unit can be used as a mono BTL amplifier.
Set the OUTPUT MODE switches on the units for the L and R channels
to BTL.
In BTL mode, use two of these units for stereo playback.
What is BTL connection?
Two amplifier channels are used to drive the speaker for one chan-
nel. This is effective to realize high output for speakers with high
impedance.
NOTE
o Sound input through the analog audio INPUTS L connector will
be output from both the L and R SPEAKERS connectors.
o In BTL mode, sound input through the analog audio INPUTS R
connector will not be output from the SPEAKERS connectors.
V
ATTENTION
o Do not connect anything to the SPEAKERS ^ output connectors.
Connections (continued)
Connection example
R L
Set the OUTPUT MODE
switch to BTL.
Set the OUTPUT MODE
switch to BTL.
o Set the INPUT SELECTOR and OUTPUT MODE switches for
the R channel the same as for the L channel.
XLR cable
XLR cable
RCA cable
c
Wall outlet
Included power cord
Included power cord
Connect a set of
cables of one type
or the other.
Speaker
Select the connectors
being used.
R L
Audio output
(PRE OUT, etc.)
Speaker
AP-505 for R channel AP-505 for L channel
c
Wall outlet
Connect a set of
cables of one type
or the other.
RCA cable
XLR pin assignment
1. COMMON
2. HOT (+)
3. COLD (−)
Preamplifier or other device with
a preamplifier function
(such as a DAC)
Select the connectors
being used.
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