Macrom 44.13 Manuel utilisateur

PROGRAMMABLE

POWER

AMPLIFIER,

GRIOGEASIE

FQR

SlMUilAHEOUS

STEREO.MC'HQ

OUTPUT.

INPUT,

OUTPUT.

ELECTRONIC

CROSSOVER.

MOS'FET

POWER

SUPPLY.

DISCRETE

CQMPQNEHTS

FINAL

STAGE

OWNER

MANUAL

EC'IEN

SAN

TUN

MANUEL

FMPLOI

MANUALE

D^STRUZIONE

MANUAL

RUG

ONES

CONNECTIONS

ANSCHLUSSE

CONNEXIONES

COLLEGAMENTI

CONEXIONES

Fig.

3/Abb.

The

unit

may

damaged

wrong

lead

connection,

therefore

read

carefully

the

instructions

this

manual

for

the

correct

connection

the

leads.

The

last

lead

connected

the

one

the

positive

(+)

terminal

the

battery;

connect

this

lead

only

after

having

completed

and

checked

all

other

connections.

Due

the

power

the

44.13

imperative

that

all

connections

are

clean

and

secure

order

avoid

damage

the

unit.

sure

install

the

amplifier

position

v/ith

good

air

circulation

and

good

heat

dissipation.

case

fuse

replacement

make

sure

replace

with

fuse

the

same

amperage.

The

use

fuses

with

the

wrong

amperage

may

seriously

damage

the

components

the

unit.

fuses

blow

than

once,

carefully

check

all

electrical

connections.

Also

have

your

car's

voltage

regulator

checked.

not

attempt

repair

the

unit

yourself.

repairs

are

ever

needed,

take

the

unit

your

MACROM

dealer

your

nearest

MACROM

service

station.

order

obtain

the

best

possible

performance

from

this

unit,

make

sure

that

the

temperature

inside

your

car

within

the

range

-10

and

+60

before

you

switch

the

unit

on.

Good

air

circulation

essential

prevent

heat

build-up

inside

the

unit.

FEATURES

•

4/3/2

CHANNEL

OPERATION

The

power

the

44.13

can

subdivided

follows:

RMS

for

each

the

four

output

channels

RMS

two

stereo

channels,

and

RMS

mono

RMS

two

stereo

channels

•

AMPERAGE

LIMITATIONS

The

amperage

limitation

circuits

incorporated

traditional

amplifiers

may

cause

untimely

clipping

and

low

transient

response.

The

absence

such

circuits

ensures

low

T.I.M.

effect,

excellent

transient

response

and

perfect

sound

quality.

•

INPUT

MODE

SELECTOR

This

selector

allows

the

user

choose

between

input

signals

the

amplifier.

•

OUTPUT

MODE

SELECTOR

This

selector

allows

the

user

specify

the

number

and

the

configuration

the

outputs.

•

INDEPENDENT

SELECTORS

FOR

CROSSOVER

FREQUENCIES

This

control

allows

for

independent

selection

the

Low

Pass

and

High

Pass

crossover

frequencies

120

Hz.

•

REMOTE

ON/OFF

switching

the

head

unit

off,

the

amplifier

automatically

switched

off.

•

RCA

INPUT

SENSITIVITY

The

sensitivity

adjustment

this

new

amplifier

positioned

500

for

optimum

coupling

with

other

MACROM

sources.

However,

the

continuous

adjustment

from

100

possible

for

easy

coupling

other

sources

available

the

market.

•

STATUS

INDICATOR

This

LED

shows

the

current

status

the

amplifier:

GREEN

fix:

The

unit

works

perfectly

well.

GREEN

blinking:

The

unit

the

protection

mode,

something

wrong.

WHITE:

The

unit

off.

•

TRIPLE

PROTECTION

Your

unit

provided

with

three

different

protection

devices,

befits

all

high-end

products:

SOFT

START:

the

amp

powers

gradually

order

avoid

damage

the

speakers

case

the

head

unit

switched

with

the

volume

control

set

maximum.

OVERHEATING:

case

wrong

installation

the

unit

enters

the

protection

mode

before

being

damaged.

soon

the

temperature

returns

normal

values,

the

unit

resumes

normal,

operation.

OUTPUT

SHORT

CIRCUIT:

case

short

circuit

the

speaker

outlets

the

unit

enters

the

protection

mode

orderto

avoid

serious

damage

the

end-stage

transistors.

Normal

operation

resumed

eliminating

the

short

circuit.

•

FINAL

STAGE

WITH

DISCREET

COMPONENTS

(TRANSISTORS)

•

MOS-FET

SUPPLY

UNIT

The

high

power

the

44.13

obtained

the

use

highly

sophisticated

C-MOS-FET

supply

unit

giving

constant

performance,

high

efficiency

favour

lower

current-consumption.

The

results

are

excellent

performance,

linear

and

ample

frequency

response

with

high

dynamics.

•

CAPACITIVE

INDUCTIVE

POWER

SUPPLY

FILTER

This

filter

reduces

radio

frequency

interferences

(RFI)

and

cuts

off

system

noises

(i.e.

the

whine

the

alternator).

•

GOLD-PLATED

RCA-CONNECTORS

•

GOLD-PLATED

SCREW-TYPE

SPEAKER

OUTPUT

CONNECTIONS

INSTALLATION

(Fig.

page

Due

the

high

power

the

amplifier

great

amount

heat

generated

when

the

unit

use.

Therefore,

necessary

install

the

unit

place

with

good

air

circulation

otherwise

the

amplifier

will

enter

the

protection

mode.

The

most

suitable

place

for

installation

the

boot;

obviously,

the

unit

should

not

covered

with

carpet

floor

similar.

Place

the

unit

the

point

installation

and

mark

the

position

the

four

securing

screws

provided.

Drill

the

screw

holes.

,..

Place

the

amplifier

the

correct

position

and

secure

means

the

four

tapping

screws

provided.

NOTE:

Connect

the

ground

lead

screw

already

provided

the

chassis

the

car

(marked

with

the

figure).

CONNECTIONS

(Fig.

page

(T)

Input

level

adjustment

channels

A-B

RCA-input

connector,

channel

B/F

(right)

(5)

RCA-input

connector,

channel

A/E

(left)

(

)

Input

level

adjustment

channels

C-D

(

)

RCA-

input

connector,

channel

(§)

RCA-

input

connector,

channel

(

)

Output

mode

selector

(5)

Input

mode

selector

(

)

High-Pass

crossover

frequency

selector

(the

indication

referred

-3

dB)

(10)

Low

Pass

crossover

frequency

selector

(the

indication

referred

-3

dB)

CONNECTIONS

(Fig.

pag.4)

Positive

output

terminal,

speaker

positive

output

speaker

Negative

output

terminal,

speaker

and

negative

output

speaker

Positive

output

terminal,

speaker

negative

output

speaker

Positive

output

terminal,

speaker

positive

output

speaker

Negative

output

terminal,

speaker

negative

output

speaker

Positive

output

terminal,

speaker

negative

output

speaker

fuses

Power

supply

terminal

+12

the

battery

(BATT)

Negative

ground

connection

terminal

(GND)

.j20)

Terminal

for

remote

switch-on

(REMOTE)

Status

indicator

CONNECTIONS

CONNECTIONS:

Battery

lead:

Connect

the

terminal

BATT

the

battery

cable

the

car

means

(yellow)

cable

adequate

section.

not

connect

this

lead

circuits

existing

within

the

electric

system

the

car.

order

avoid

damage

the

car

imperative

that

this

lead

fitted

with

fuse

(not

provided)

near

possible

the

battery.

This

connection

the

carried

out

last.

Remote

switch-on

lead:

Connect

the

remote

switch-on

lead

(REMOTE)

the

control

lead

the

power

antenna

coming

from

the

head

unit

(blue)

the

REMOTE

terminal

the

amplifier.

NOTE:

case

this

lead

not

connected,

the

amplifier

will

not

switched

when

the

head

unit

switched

on.

your

head

unit

not

fitted

with

outlet

for

power

antenna,

quick-break

lever

switch

(SPST)

shall

installed

between

the

power

source

(+12

and

the

remote

switch-

lead

and

connected

the

REMOTE

terminal

provide

for

manual

switch-on

the

amplifier.

Ground

lead:

Secure

the

ground

lead

(black)

clean

spot

the

car

chassis

and

the

GND

terminal

Make

sure

that

there

electric

continuity

between

this

spot

and

the

negative

terminal

the

battery.

The

ground

cable

should

short

possible;

case

than

one

amps

are

used,

connect

all

ground

connectors

one

spot.

Fuse:

case

fuse

replacement

make

sure

replace

with

fuse

the

same

amperage.

The

use

fuses

with

the

wrong

amperage

may

seriously

damage

the

components

the

unit.

Speaker

outlet

terminals:

Make

sure

keep

the

right

polarity

and

phase

connecting

the

speakers

and

-).

NOTE:

Non

adequately

isolated

wires

should

never

come

into

contact

with

each

other,

with

metallic

parts

the

car

with

the

ground

lead.

RCA

input

connectors:

Connect

the

Pre

output

leads

your

head

unit

the

RCA

input

connectors

means

RCA

extension

cables

(90.05-90.10-90.25-90.50

MACROM).

Make

sure

observe

the

right

channel

designation:

left

(white)

and

right

(red).

SETTINGS

AND

SELECTORS

ON/OFF

MODE

LOW

HIGH-PASS

SELECTOR

SWITCH

"OFF/80/120

Low-Pass"

MODE:

Select

position

120

when

you

want

use

the

Low-Pass

filter

section;

thus,

only

the

low

frequencies

are

output

the

C-D

outputs.

OFF

BOH/

120Hz

HIC.H-PASS

Jri

OFF

BOH/

120Hz

IOW-PASS

|-OFF

Fttrt

Rmponse

20Hz

20kHz

"OFF/80/120

High-Pass

"MODE:

Select

the

80/120

position

when

you

want

use

the

High-

Pass

filter

section;

thus,

only

the

medium-high

frequencies

are

output

the

A-B

outputs.

OFF

UOH/

120Hz

HIC.H-PASS

OFF

BOHz

120Hz

|-OFF

Ftal

Rwponw

60Hz

Hign

pass

cutung

120Hz

Hgft

pus

cutting

LOW-PASS

50Hz

20kHz

SETTINGS

AND

SELECTORS

INPUT

GAIN

ADJUSTMENT

CONTROL

the

mid

position

(click)

input

sensitivity

500

selected

corresponding

the

preamplified

outputs

MACROM

products.

case

the

amplifier

connected

head

unit

that

not

MACROM

make

but

fitted

with

preamplified

RCA

outputs,

proceed

follows:

adjust

the

volume

control

your

head

unit

3/4

maximum

output

level.

turn

the

input

gain

control

means

screwdriver

and

adjust

the

input

gain

from

0.1

order

have

the

maximum

sound

level

with

distortion.

NOTE:

Both

adjustments

are

always

activated,

independently

from

the

number

inputs,

except

case

"c"

described

page

12.

O.SV

ni\

GAIN

CONTROL

O.IV

0.1V

GAIN

(OMROl

0.1V

GAIN

0.1V

O.IV

GAIN

COM

OUTPUT

MODE

SELECTOR

WITH

INPUT

CHANNELS

"4CH

input”

"4CH

output"

MODE:

your

head

unit

equipped

with

four

pre-amplified

outputs

select

the

position

“4CH"

and

connect

the

outputs

the

amplifier

inputs

marked

with

the

letters

(left),

(right),

(left)

and

(right).

Thus,

the

amplifier

can

used

4-channel

stereo

system,

front

section

and

rear

section

and

using

the

speaker

outputs

and

You

can

then

activate

independently

the

different

sections

the

built-in

electronic

crossover

obtain

the

High-Pass

outputs

and

and/or

the

Low-Pass

outputs

and

INPUT

‘ifi*

laff

INPUT

HIGH-PASS

4CH

2CM

OFF

lOHl

120Hz

OUTPUT

IOW

-PASS

LEFT

RIGHT

LEFT

RIGHT

"4CH

input"

"3CH

output"

MODE:

This

configuration

uses

single

44.13

amplifier

multi-

amplifying

system.

There

are

output

channels,

stereo

channels

and

third

channel

with

single

bridged

mono

signal;

they

can

then

balanced

means

the

fader

control

your

head

unit.

case

you

want

use

the

built-in

electronic

crossover,

possible

connect

medium-high

speaker

systems

the

and

outputs

placing

the

High-Pass

selector

the

80/120

position,

whereas

woofer

system

powerful

subwoofer

can

connected

the

output

placing

the

Low-Pass

selector

the

80/120

position.

INPUT

HIGH-PAW

4CH

2CH

Off

BOHz

I20H/

OUTPUT

OW-PASS

fe's

-fir

LEFT

RIGHT

MONO

SETTINGS

AND

SELECTORS

OUTPUT

MODE

SELECTOR

WITH

INPUT

CHANNELS

AND

BY-PASS

OUTPUT

"2CH

input"

"4CH

output"

MODE:

your

head

unit

equipped

with

only

two

pre-amplified

outputs

select

the

position

“2CH"

and

connect

the

outputs

the

amplifier

inputs

marked

with

the

letters

(left)

and

(right).

Then

select

the

position

"4CH"

order

have

output

channels,

and

respectively,

drive

speakers.

You

can

then

activate

the

different

sections

the

built-in

electronic

crossover

independently

obtain

the

High-Pass

outputs

and

and/or

the

Low-Pass

outputs

and

IMPORTANT

NOTE:

Both

input

sensitivity

adjustments

are

activated

and

operate

independently

the

respective

outputs.

INPUT

■

“iff

INPUT

HIGH-PA

-R

4CH

JCH

2CH

Oil

aOHl

HOHf

OUTPUT

LOW-PASS

a"a

'a’a'

LEFT

RIGHT

LEFT

HIGHT

"2CH

input"

"3CH

output"

MODE:

This

configuration

uses

single

44.13

amplifier

multi-

amplifying

system.

There

are

output

channels,

stereo

channels

and

third

channel

with

single

bridged

mono

signal.

case

you

want

use

the

built-in

electronic

crossover,

the

outputs

and

can

connected

medium-high

speaker

systems

placing

the

High-Pass

selector

the

80/120

position,

whereas

placing

the

Low-Pass

selector

the

position

80/120

woofer

system

powerful

subwoofer

can

connected

the

mono

output

IMPORTANT

NOTE:

Both

input

sensitivity

adjustments

are

activated

and

operate

independently

the

respective

outputs.

INPUT

HIGH-PASS

4CH

JCH

2CH

Off

BOH/

I20M/

OUTPUT

LOW-PASS

Q-a-^-b-Q

5)“C—0-d-Q

LEFT

RIGHT

MONO

"2CH

input"

"2CH

output

MODE:

This

configuration

uses

the

amplifier

traditional

and

powerful

2-channel

stereo

system

with

the

output

channels

and

activating

the

electronic

crossover

section

Low-Pass

80/120

this

configuration,

only

the

low

frequencies

are

output

for

driving

two

powerful

subwoofers.

IMPORTANT

NOTE:

With

this

configuration

only

one

the

two

input

sensitivity

controls

(the

right

one)

activated

for

the

adjustment

the

signal

the

(left)

outputs.

INPUT

'iji

"iff

INPUT

HIGH-PASS

4CH

2CH

BOH/

IIOH/

OUTPUT

LOW-PASS

Q—

a—

b—

Qy-

c—

@y~

d—^

^-‘

-R-

LEFT

RIGHT

TECHNICAL

DATA

Maximum

Power.

Nominal

RMS

Ohm,

20Hz

kHz

0.1%

THD

Output"

mode.

Output"

mode.

Output"

mode.

Frequency

response

+0,

-IdB.

S/N

IHF-A-weighted.

Crossover

frequencies

LOW-PASS.

HIGH-PASS.

Crossover

slope.

Input

sensitivity/impedance

(for

nominal

power

output)

Control

central

position

(click).

Variable

control.

Speaker

impedance.

Power

supply

(

negative

ground

)

Net

Weigh.

Chassis

size.

45Wx4

30Wx4

30Wx2

60Wx1

60Wx2

10-45.000

100

80-120

12dB/oct.

500mV/10

kOhm

100-2.000

mV/10

kOhm

2CH

Ohm

3CH

Ohm

(bridged,

mono)

4CH

2-4

Ohm

14.0V

(11

-16V

permissible)

3.2

235(W)x50(H)x217(D)

Due

continuing

improvement,

the

features

and

the

design

are

subject

change

without

notice.

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