Marantz 5220 Manuel d'utilisateur télécharger pdf (Page 12)

The

$7O

alternative.

0200 Watts

RMS,

per

channel,

both

channels driven

into 4 or

Ohms from 20Hz

to 20KHz

no more than

0.05% Total

Harmonic

Distortion.

00.05% IM into

or 8 Ohms

(signal

to noise)

greater than 100dB

plug -in

board modules

Oforced air

cooling

only

11" deep

weighs less than

42 lbs.

superb

construction

using

only the

finest

materials

and

component

parts

available

black rack

mount (as

shown)

our traditional satin

gold

and

black

You'd have

to look a

long time

find a power

amplifier

that

delivers

this much value.

Scientific Audio Electronics,

Inc.

-376

P.O.

Box 60271, Terminal Annex

Los Angeles, California 90060

Please

send me the reasons (including available

literature) why the

SAE

2400

Professional Amplifier

the "$750 Alternative."

NAME

ADDRESS

CITY STATF

71P

CIRCLE NO. 41

ON FREE

INFORMATION

CARD

New Products

Additional

information

on new

products

covered

this section

is available

from

the manufacturers.

Either

circle

the item's

code

number

the Reader Service

Card

inside

the

back cover

or write to the man-

ufacturer

the address

given.

FOUR- DRIVER SPEAKER SYSTEM

Bertagni

Electroacoustic

Systems,

Inc.

now has

four

-driver

speaker system

which incorporates

-cone,

no-

piston

technology

and nonenclosure

styling, the

Model d120. With

a sound -radiating area

1700 sq in., it is

the

largest

the

Geo-

staticTM line

but

measures

only

33/4'

front -

-back.

Thinness

is achieved

by exciting a

tension -flexed

diaphragm;

separate areas

of the diaphragm

are

activated by

multiple

drivers to produce high, middle,

and

low

frequencies.

Claimed frequency response

25 to 20,000 Hz

±2

dB,

is 1.2% mea-

sured with

dB,

80 -Hz

tone

1 meter.

The

d120

will

handle up to 250

-W

rms,

but

operates on

power

as low as 25

-W

rms.

$499.00.

CIRCLE NO.

84 ON

FREE

INFORMATION CARD

PACE

CB TRANSCEIVER

WITH

WEATHER

CHANNELS

Pace's

new Model

CB 145

mobile

trans-

ceiver provides

synthesized 23-

channel

coverage,

as well

receive

capabilities

the

two NOM vhf

weather

channels. Fea-

tures 4 -W

r -f

output,

delta tune, noise

blanker,

anl,

r -f

gain

control,

S /r -f meter,

and

switch -selected PA

operation.

Also has

indicator

lights for

transmit

and receive,

well

as CB, WX-1,

and wx -2

operating modes.

Comes

with

a dynamic PTT

mike. $209.95

CIRCLE NO.

FREE

INFORMATION

CARD

ECONOTRACE

CURVE TRACER

Lab

Science's Model

EC -101

Econotrace

displays

semiconductor

characteristic

curves

on any scope having

an external

horizontal

input. The

device

has

switches

for

polarity

selection, base

current per

step

microamps,

and

also has two transistor

sockets on the front

panel. The

display is

sized

using the

scope's

vertical

gain

con-

trol.

Leakage,

noise,

saturation voltage,

linearity,

breakdown,

and beta

can be

measured.

The

Econotrace

operates from

a 9 -volt

battery

which has

normal

opera-

tional

lifetime

of one year. Current

limiting

and low test voltages

protect the

device

under test.

Measures 4"

27/s" x

17/e"

(10.2

7.3 x

4.8

cm),

weighs

(0.91 kg).

$39.50

CIRCLE

NO.

86 ON FREE INFORMATION

CARD

MOBILE

TRANSCEIVER

LOCK

Shur -Lok

Manufacturing's

Model

700

designed

discourage

the

theft

of your

mobile

transceiver.

The

locking

bracket is

made

heavy

gauge

metal

stampings and

electroplated

flat

black. The

lock,

ac-

cording

Shur -Lok,

has

tempered

shack-

les,

a pick

-proof

barrel,

and two

keys. It

can

adjusted

to fit

up to the

largest

/SSB

mobile

transceiver

currently

the

market.

$14.95

CIRCLE NO. 81

ON FREE

INFORMATION

CARD

REALISTIC

MOBILE

PA AMPLIFIER

Radio

Shack

announces

its new

Realistic

Model

MPA -10

mobile

amplifier. De-

signed to

operate from 12

-volt

sources,

the

solid -state

amplifier is rated

10W

rms

output

into 8

ohms.

Claimed

frequency

re-

sponse

at full power

is 200

to 10,000

Hz.

Has

tone

and volume

controls

and

push-

button

selection

of MIc

or Aux

inputs.

Measures

61/2"

41/8"

11/2"

(16.5

x 10.5 x

3.8

cm)

and comes

with

dynamic

mike,

hanger,

and

mounting

hardware.

$39.95

CIRCLE NO.

88 ON

FREE INFORMATION

CARD

REMOTE-

READING

RAIN GAUGE

Electronic

Digital

Rain Gauge

(No.

72,165)

for gardening

hobbyists,

farmers,

homeowners,

and

weather

buffs

empties

POPULAR

ELECTRONICS

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Marantz 5220 Manuel d'utilisateur Page 12

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