headphone amplifier
Enhance
HA543
MADE IN USA
Volume
Power
Mute
headphone
headphone amplifier
Enhance
HA543
MADE IN USA
Volume
in
right in left in
out
power
HA543
Power LED.
Power input is 9-15
VDC for connec-
tion to the external
Rolls PS27s power
adapter.
RCA stereo jack for
connection to a line
level source such
as a DAC, phone
output, CD player or
computer, etc.
Headphone output’s
1/4” Stereo, and
1/8” stereo jack’s for
connection to stereo
headphones. Can be
used at the same time.
Hard wired power
switch. When out the
connection from the
power adapter is com-
pletely disconected.
Adjusts the
level of signal
sent to the
headphones
Ballanced XLR line level
inputs for connection to
a source with ballanced
outputs. When a signal is
present on the XLR’s signal
is sent to the RCA out’s.
The Enhance takes low quaility headphones that
are not very fun to listen to, and makes them much
more entertaing to the listener. Switch in is active
(it will be obvious) when out the HA543 is 100%
completely at.
Stereo RCA output used
as a pass thru so you
can use the HA543 as a
headpne amp and still
send the main signal out
to other equipment.
Mutes both
headphone
jacks when in
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