10
15
ITALIANO
DATI TECNICI
ALIMENTAZIONE
11
÷
15 VDC
ASSORBIMENTO A VUOTO
0,8 A
ASSORBIMENTO MAX (Pot. Nominale)
14 A
MAX DYNAMIC POWER (2 Ch x 4 Ohm)
75 W
MAX DYNAMIC POWER (1 Ch x 4 Ohm) Bridge
225 W
POTENZA NOMINALE CONT. (Toll. +10 %; -5 %)
2 Ch x 4 Ohm; 0,3 % THD; 12 VDC
45 W (RMS)
POTENZA OUT CONTINUA (2 Ch x 4 Ohm; 13,8 VDC)
50 W (RMS)
POTENZA OUT CONTINUA (2 Ch x 2 Ohm; 13,8 VDC)
75 W (RMS)
POTENZA OUT MONO (1 Ch x 4 Ohm; 13,8 VDC) Bridge
150 W (RMS)
DISTORSIONE THD (1 KHz; 90% Pot. Nominale)
0,07 %
BANDA PASSANTE (-3 dB; Pot. Nominale)
4 Hz
÷
100 KHz
FATTORE DI SMORZAMENTO (4 Ohm)
150
TEMPO DI SALITA
4,5
µ
S
RAPPORTO SEGNALE RUMORE
98 dBA
SENSIBILITA' D'INGRESSO
0,3 V
÷
4 VRMS
IMPEDENZA D'INGRESSO
15 KOhm
IMPEDENZA DI CARICO Stereo
8 - 4 - 2 Ohm
IMPEDENZA DI CARICO Mono
8 - 4 Ohm
REMOTE IN
7
÷
15 VDC
DIMENSIONI (BxAxL)
175 x 50 x 290 mm
ENGLISH
TECHNICAL DATA
POWER SUPPLY
11
÷
15 VDC
IDLING CURRENT
0.8 A
MAX CONSUMPTION (Nominal Pwr)
14 A
MAX DYNAMIC POWER (2 Ch x 4 Ohms)
75 W
MAX DYNAMIC POWER (1 Ch x 4 Ohms) Bridge
225 W
CONT. NOMINAL POWER (Tol. +10%; -5%)
2 Ch x 4 Ohms; 0.3% THD; 12 VDC
45 W (RMS)
CONT. OUT POWER (2 Ch x 4 Ohms; 13.8 VDC)
50 W (RMS)
CONT. OUT POWER (2 Ch x 2 Ohms; 13.8 VDC)
75 W (RMS)
MONO OUT POWER (1 Ch x 4 Ohms; 13.8 VDC) Bridge
150 W (RMS)
DISTORTION THD (1 KHz; 90% Nominal Pwr)
0.07 %
BANDWIDTH (-3 dB; Nominal Pwr)
4 Hz
÷
100 KHz
DAMPING FACTOR (4 Ohms)
150
RISE TIME
4.5
µ
S
SIGNAL / NOISE RATIO
98 dBA
INPUT SENSITIVITY
0.3 V
÷
4 VRMS
INPUT IMPEDANCE
15 KOhms
LOAD IMPEDANCE Stereo
8 - 4 - 2 Ohms
LOAD IMPEDANCE Mono
8 - 4 Ohms
REMOTE IN
7
÷
15 VDC
DIMENSIONS (WxHxD) 175 x 50 x 290 mm (6.88 x 1.96 x 11.41 inch)
LR 72
LR 72
CONFIGURA
TION OF
CONNECTING CLAMPS
CONTROLS
AND FUNCTIONS
INDICATORS LIGHTS
SAFE
When
lit,
it
indicates
the
intervention
of
pro-
tection
circuits:
in
case
of
overheating
(tempe-
rature
exceeding
80
°
C
/
1
7
6
°
F)
or
output
anomalies
(presence
of
continuous
current,
short
circuit,
or
dangerously
low
load
impe-
dance).
When
protection
circuits
intervene,
the
amplifier
shuts
down.
Turn
the
amplifier
off.
When
the
problem
is
corrected,
turn
the
amplifier back on.
FUNCTION
SELECTION
INPUTS
LEVEL
CONTROLS
POWER
Input
clamps
for
the
ampli-
fier power supply.
Connect
the
battery
positi-
ve
and
negative
according
to indicated polarities.
Applied
voltage
must
be
between 11 and 15 VDC.
IN
Turn
on
control
for
the
ampli-
fier
coming
from
radio-casset-
te
player
(or
from
any
sources
provided
with
remote
control
for amplifiers).
Applied
voltage
must
be
between 7 and 15 VDC.
OUTPUT CLAMPS
ON
Lit when the amplifier is on.
MODE
STEREO:
The
amplifier
is
se-
lected as stereo.
MONO:
The
amplifier
si
se-
lected as mono.
Right input is used.
PRE IN
Left
and
Right
inputs
of
the
amplifier.
They
can
be
used
to
amplify
the PRE output of a signal
source
(radio,
CD-DAT),
an
electronic
crossover
out-
put
or
an
output
of
any
kind
of
signal
processor
at
pre-
amplified level.
LEVELS
Level
control
for
the
ampli-
fier
Left
and
Right outputs.
Sensitivity
varies
from
300
mV
to
4
V.
POWER SUPPLY
CLAMPS
REMOTE
L / R
Power
outputs
for
the
Left
and
Right
channels
of
the
amplifier.
Connect
loudspeakers
according
to
indicated polarities.
MONO
Outputs
for
bridge
mono
configuration.
To
be
used
when
the
amplifier
is
selected
in
MONO
IN
R
configuration
through
the
switch
on
the
front
side of the amplifier.