Alpine 3555 User Manual

|
INTRODUCTION
|
At
Alpine,
Sonic
Excellence
is
a
goal
we
consider
most
important.
Your
purchase
of
this
component
has
told
us
you
feel
the
same.
We
take
great
pride
in
the
long
tradition
of
excellence
in
sound
quality
that
the
Alpine
name
represents.
Now
as
a
part
of
that
tradition,
we
welcome
you
to
the
great
number
of
discerning
audiophiles
who
own
Alpine
products.
This
manual
has
been
prepared
to
help
you
maximize
your
enjoyment
of
the
outstanding
performance
and
features
of
your
new
Alpine
3555
4/3/2
Channel
Power
Amplifier.
This
power
amplifier
incorporates
many
advanced
technical
and
performance
features.
To
realize
the
exceptional
performance
of
which
this
product
is
capable,
it
is
necessary
that
all
signal
sources,
speakers,
and
interconnection
devices
are
of
the
highest
sonic
quality.
We
recommend
Alpine
Head-Units,
Active
Dividing
Networks,
Speaker
Systems,
High
Quality
Interconnection/Speaker
Cables
and
Accessories
wherever
possible.
This
power
amplifier
is
capable
of
producing
over
150
watts
per
channel
in
its
2-channel
bridged
mode.
Therefore,
it
is
imperative
to
use
speakers
that
can
handle
such
high
power
levels.
Due
to
the
complexity
of
this
product,
we
strongly
recommend
that
the
3555
be
installed
by
your
authorized
Alpine
dealer.
Please
study
this
manual
carefully
and
become
acquainted
with
all
the
special
features
and
capabilities
of
your
new
Alpine
3555.
Should
you
have
any
questions,
please
consult
your
authorized
Alpine
dealer.

Alpine 3555 Specifications

Power Output

4-channel power output (max)	120W x 4
4-channel power output (into 4 ohms with 0.04% THD)	50W x 4
3-channel power output (into 4 ohms with 10% THD)	100W x 2 and 200W x 1
2-channel power output (into 4 ohms with 10% THD)	200W x 2

Audio Specifications

frequency response	10 Hz to 50 kHz (+0, —1 dB)
signal-to-noise ratio	105 dB (referenced to rated power)
input sensitivity (for rated power output)	100mV to 2V (500 mV at center detent)
input impedance	10k ohms Min.
speaker impedance	4 or 2 ohms (stereo), 4 ohms (bridged)
active dividing network frequency and slope	80Hz, 18 dB per octave
acoustic compensation effect	+5 dB at 40 Hz, —1 dB at 150 Hz

Power

power requirement	11 — 16V DC Negative Ground

Weight and Dimensions

dimensions (W x H x D)	263mm x 55mm x 300mm
dimensions (W x H x D in inches)	10-3/8" x 2-3/16" x 11-4/5"
weight	4 kg (8 Ibs. 13 oz)