Krell Industries PAM-5 User manual

Krell

Industries,

Inc.

Connair

Drive

Orange,

06477-0533,

USA

KRELL

PAM-5

PREAMPLIFIER

OWNER'S

MANUAL

Telephone:

(203)

799-9954

FAX:

(203)

799-9796

PAM-5

The

Krell

PAM-5

Preamplifier

result

four

years

research.

Research

not

only

electronics,

but

also

marketing.

Krell

has

developed

sophisticated

audio

circuitry

that

meets

our

own

rigid

electrical

standards

and

above

all

sounds

musical.

The

PAM-5

advanced

that

will

make

statement

for

years

come.

This

instruction

manual

intended

enhance

the

usage

and

en¬

joyment

your

PAM-5.

UNPACKING

While

unpacking

your

PAM-5,

please

inspect

the

unit

carefully

for

shipping

damage.

all

well,

proceed.

Position

PAM-5

your

system.

Plug

the

power

supply

connectors

the

back

your

preamp,

lining

the

red

dots

the

connectors

with

recepticals

the

rear

panel

and

push

gently

until

snaps

into

place.

plug

power

supplies

into

the

A.C.

wall

outlet.

The

green

led

the

preamp

and

the

red

leds

the

power

supplies

should

light

up.

they

not,

stop

and

contact

your

dealer

the

factory.

HOOK

Your

PAM-5

comes

you

factory

set

for

moving

coil

operation

with

impedance

100

ohms.

This

impedance

can

changed

adjust¬

ing

switches

marked

and

S3.

so,

remove

the

cover

the

preamp

with

the

supplied

alien

key

and

refer

figure

and

the

following

table.

TABLE

MOVING

COIL

ADJUSTMENTS

all

switches

the

open

position

47,000

ohms

all

switches

open

except

switch

1,000

ohms

all

switches

open

except

switch

800

ohms

all

switches

open

except

switch

470

ohms

all

switches

open

except

swit

250

ohms

all

switches

open

except

switch

100

ohms

all

switches

open

except

switch

ohms

all

switches

open

except

switch

ohms

all

switches

open

except

switch

ohms

all

switches

ohms

change

moving

coil

fixed

coil

(moving

magnet),

adjust

refer

switch

direction

figure

switch

handles

should

point

the

right

side

for.moving

coil

and

the

left

side

for

moving

magnet.

TUNER

The

tuner

input

PAM-5

the

second

input

the

back

panel.

set

drive

the

high

level

section

the

preamp

direct¬

ly.

SELECTOR

SWITCH

PAM-5's

selector

switch

used

choose

the

desired

source.

Phono,

Tuner,

C.D.

and

Aux.

may

also

used

turn

the

sig¬

nal

off

(completely

muted).

This

can

accomplished

turning

the

selector

past

the

Phono

position

one

step

above,

clock¬

wise

direction.

COMPACT

DISC

INPUT

The

C.D.

input

PAM-5

true

phase

correcting

input.

has

different

adjustments

for

the

various

types

C.D.

players.

you

refer

figure

and

move

switches

and

adjust

for

your

specific

C.D.

player,

the

adjustments

positions

are

follows;

Sony:

2-3-1

open,

8-4-5-6-7

Technics:

1-2

open,

3-4-5-6-7-8

Revox:

2-1

open,

3-4-5-6-7-8

Nad:

1-3-4-5-6-7

open,

2-8

Kyocera:

1-3-4-5-6-7

open,

2-8

Yamaha:

1-3-5-6-7

open,

2-4-8

Magnavox

30-30:

1-2

open,

3-4-5-6-7-8

Kyocera

910:

1-2

open,

3-4-5-6-7-8

you

not

find

your

brand

player

above,

you

may

call

your

dealer

Krell

for

specific

settings.

you

are

unable

con¬

tact

either,

use

the

following

settings.

you

have

Sony

type

system,

adjust

1-2-3-8

open,

4-5-6-7

on.

you

have

the

Phillips

type

system,

adjust

3-5-6-7

open

1-2-8

on.

These

are

the

av¬

erage

settings

for

the

two

systems.

AUXILIARY

The

auxiliary

input

the

same

the

tuner

input

and

may

used

for

host

different

applications.

TAPE

MONITOR/SELECTOR

SWITCH

This

switch

selects

between

the

tape

input

and

the

input

choice

the

selector

switch.

TAPE

OUT

tape

with

PAM-5,

turn

the

selector

switch

the

front

panel

the

position

the

source

you

wish

record.

The

tape

out¬

put

not

affected

the

position

the

Tape

Monitor/Selector

Switch.

OUTPUT

There

are

two

outputs

PAM-5

which

are

capable

driving

than

one

amplifier

the

same

time.

D.C.

A.C.

COUPLING

Your

PAM-5

comes

you

set

for

D.C.

coupled

operation.

your

system

very

sensitive

small

D.C.

voltage

fluctuations,and

you

are

not

using

Krell

power

amplifier,

you

may

change

A.C.

coupling

moving

the

rocker

switch

the

open

position.

BALANCE

The

balance

control

the

PAM-5

really

balance

attenuator.

When

you

turn

the

control

the

right,

the

speaker

the

right

will

reduce

ini

level.

you

turn

the

left,

the

left

speaker

will

reduce

level.

Note,

rotation

the

extreme

either

direction

turns

the

channel

off.

TIPS

INSTALLATION

not

put

the

power

supply

the

preamplifier.

proximity

could

cause

hum.

This

also

holds

true

for

the

large

power

supply

transformers

located

power

amplifiers

and

some

turntables.

Before

making

any

connections

PAM-5

please

make

sure

the

volume

turned

all

the

way

down.

Our

RCA

connectors

are

made

the

highest

quality

materials

available

and

made

exacting

standards.

fact,

they

are

made

the

original

RCA

Standard.

Lesser

quality

connectors

can

damage

them.

Please

check

with

your

dealer

you

have

any

doubts

about

your

inter¬

connect's

plugs,

the

jacks

are

not

subject

warranty

abused.

SPECIFICATIONS

Signal/noise

ratio:

'A'

weighted

-110

phono

Frequency

responce:

D.C.

MHz

RIAA

tracking:

greater

than

from

20KHz

Overload:

lKHz

300mv

phono

stage

High

level

voltage

swing:

volts

rms

High

level

output

impedence:

ohms

High

level

input

impedance:

minimum

10,000

ohms

Warranty:

PAM-5

has

limited

warranty

for

period

five

(5)

years

from

date

purchase.

a)vjo'cn.bc<iw—

ai'sJO'UUiOJNj

Figure

PAM-5

nnnnnnnnnnn

n_n_rL_n_n

Moving

coil

switch

direction

-CHZ2

CL©

Additional

Settings

P.S.

Audio

CDl

Nakamishi

OMS-7

Magnavox

650

Stax

Mission

707

Yamaha

Adcom

GCD-300

Kinergetics

CDC

20A

Mclntoch

open

1-2-4-5

open

2-5-8

open

1-2-3-6-7

3-4-8

open

1-2-5-6-7

open

1-3-4-5-6-7

2-8

open

1-3-4-5-6-7

1-3-4-7

open

2-5-6-8

3-4-5-8

open

1-2-6-7

3-4-5-6-7-8

open

1-2

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