Owner's Manual

l.lRussou
nd®
~
audi
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everyw
here
A-K4
Amplified
Keypad
with
Multisource
Capability
for
A-BUS®
System
Installation
Manual
A-K4
Overview
The Russound A-K4
is
an
in-wall amplified keypad used
with
A-BUS
hubs and
controllers in a distributed audio
system.
It
can be used
with
both
single
and
multisource
A-BUS
hubs/controllers.
The A-K4 provides source
selec-
tion
and
control
with
backlit
push buttons,
plus
an
IR
window
·to
receive remote
control signals.
The
volume
up/down
buttons
control
the
speakers in
the room
that
are connected
to
the
A-K4.
Typical installa-
tions
place
one A-K4 in each room
of
the
A-BUS
system.
The Line
Out
connection on the A-K4 can be used
to
feed a separate powered subwoofer
or
to
connect
an
external amplifier
for more power
to
a
larger
listening
area.
A-K4
Key
Features
•
Power
On/Off
button
(acts
as
source
select
with
multi-source hubs/controllers)
• Volume
trims for UR
balance and maximum
level
settings
• Built-in
IR
receiver
with
IR
confirmation
LED
•
IR
control
of
settings and sources via
A-LRC2
optional
remote
• Line
Out
connection for external
amp or powered
subwoofer
•
White
backlit
buttons
A-K4
Specifications
Output
Impedance:
8
ohms/channel
(1
pair speakers)
Input Impedance: 1
0
kohms
Power Requirements: +24VDC 660mA
peak
CAT-S
Connections:
RJ-45
Dimensions
(in-wall):
1.75"W x 2.875"H x 1.75"D
(45x73x45mm)
Weight:
S.Soz.
(160g)