Pyramid Gold 719A Manuel utilisateur

Gold

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OWNER’S

MANUAL

MODEL:

719A

7-BAND

CONTROL

STEREO

GRAPHIC

EQUALIZER

PRE-AMPLIFIER

FEATURES

•

FLOATING

COMMON

GROUND

INPUT

•

HIGH

LOW

IMPEDANCE

INPUT

•

HIGH

IMPEDANCE

OUTPUT

(RCA

TYPE

JACK)

•

COMPATIBLE

WITH

ALL

SOURCES

CONTROLS

FADER

CONTROL

LED

LEVEL

DISPLAY

POWER

ON/OFF

EQUALIZER

CONTROL

TONE

DEFEAT

SPECIFICATIONS

Input

Impedance.

Control

Frequencies.

Control

Range.

Frequency

Response.

Signal

Noise.

Input

Sensitivity

for

400mV

Output

Power

Requirement

Size.

100

Ohm

low,

10K

Ohm

high.

60,

150,

400,

IK,

2.4K,

6K,

15KHz.

12dB

boost

cut.

20KHz.

Better

than

(A—Wtd)

2.0

volts

low

impedance.

200mV

high

impedance.

11~16

volts

negative

GND.

178W

25H

131D

mm.

OPERATION

POWER

SWITCH

Pressing

the

POWER

switch

activates

the

equalizer.

The

LED

the

switch

will

remain

light.

The

twin

LED

meters

will

flash

indicating

the

system

opera¬

tional.

TONE

DEFEAT

SWITCH

When

the

tone

defeat

switch

pushed

the

"ON"

position

the

equalizer

controls

are

not

being

employed

and

the

amplifier

operation

essentially

flat.

Depressing

the

tone

defeat

button

again

"OFF"

brings

the

equalizer

into

operation.

FADER

CONTROL

DUAL

AMPLIFIER

4-SPEAKER

SYSTEM

The

fader

control

can

adjusted

sliding

the

control

upwards,

bringing

the

level

the

front

speakers.

Sliding

the

level

downeards

brings

the

level

the

rear

speakers

up.

The

middle

position

sets

all

speakers

equal

maximum

level.

2-SPEAKER

SYSTEM

The

fader

control

slide

should

adjusted

the

end

position

which

provides

the

loudest

sound

for

speakers

being

used.

EQUALIZER

CONTROL

sliding

the

controls

you

can

tailor

the

frequencies

booster

cut

12dB.

The

frequencies

are

60,

150,

400,

IK,

2.4K,

6K,

15KHz.

LED

POWER

INDICATORS

The

rows

LED's

show

the

PRE-AMPLIFIER

output

LEVEL

independently

both

left

and

right

channel,

measured

peak

level.

INSTALLATION

ELECTRICAL

CONNECTIONS

The

Graphic

Equalizer

designed

either

conventional

low-impedance

audio

signals

the

higher-quality

high-impedance

signals

generated

some

today's

better

AM/FM

radio

and

cassette

players.

CARE

AND

MAINTENANCE

Your

Pyramid

Stereo

7:-Band

Graphic/Equalizer

example

superior

design

and

craftsmanship.

The

following

suggestions

will

help

you

care

for

your

equalizer/booster

you

can

enjoy

for

years.

Keep

the

graphic/

equalizer

dry.

does

get

wet,

wipe

dry

im¬

mediately.

Liquids

con¬

tain

minerals

that

can

corrode

electronic

circuits.

Use

and

store

the

graphic/equalizer

only

normal

temperature

en¬

vironments.

Tempera¬

ture

extremes

can

shorten

the

life

elec¬

tronic

devices

and

distort

melt

plastic

parts.

Handle

the

graphic/

equalizer

gently

and

carefully.

Dropping

can

damage

the

circuit

boards

and

can

cause

work

improperly.

Keep

the

graphic/equa¬

lizer

away

from

dust

and

dirt,

which

can

cause

premature

wear

parts.

Wipe

the

graphic/equa¬

lizer

with

damp

cloth

occasionally

keep

looking

new.

not

use

harsh

chemicals,

clean¬

ing

solvents,

strong

detergents

clean

the

graphic/equalizer.

www.

pyramidcaraudio.

com

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