Rear Panel
Audio
RIGHT/LEFT CHANNEL
SPEAKER OUTPUT
+/–
binding posts for connecting loudspeakers
Insert banana pins through the holes in the extremities of the barrels or unscrew the barrels to
expose a gap underneath for spades and bare wire contacts.
BALANCED INPUT
differential (XLR) connection for a balanced preamplifier
UNBALANCED INPUT
single-ended (RCA) connection for a preamplifier without balanced outputs
BAL./UNBAL.
switch for activating either the balanced or the unbalanced inputs
AC/DC COUPLING
switch to enable the input to block DC signals
AC coupling is useful with preamps suspected of outputting DC (due to age or design) or if the
amplifier frequently enters DC protection mode.
MODE
STEREO/MONO
switch for bridging the two channels together as a monoblock
• For stereo operation, connect the positive (+) SPEAKER OUTPUT to the positive loudspeaker
terminals and the negative (–) SPEAKER OUTPUTS to the negative loudspeaker terminals.
• For mono operation, use the LEFT CHANNEL INPUT.
Connect the positive (+) binding post on the LEFT CHANNEL to the positive loudspeaker
terminal.
Connect the positive (+) terminal on the RIGHT CHANNEL to the negative loudspeaker