Akai GX-280D User Manual

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HD G LASS

robust

& CRYSTAL

Playback ffieads.

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better

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5S

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First

CONTRC

outer-rotor

T'hree

FE

monitorir-lg actual
30 to

Direct
Completely

speedy
Unnesessary to depress

tsuilt-in

Pause

and

recording mode.
Easy

button

or
lndependent

recording sources.

With

cpei"ating

led

S.R.-l-.

L

motons

separate

ITE

R R

H EADS

24,000 Hz.

Function

changing of operating rnodes.

Reel

Button

balance

SCUND-ON-SCUND

provided

is

fun

Lise.

AKAi's

functions of

.

tsutton

FHATURHS

quality

IViOTO

3-motor"

R f or direct
for

precision

f

or

sound

Change

Automatic

Retainers

with lock. Use

optimurn

of

for

Line and

Remote

(For

supply and

heads

recording

while recording.
Control

f

unction change

Stop

operation.

in

use

Mlic

Control

the Model GX-280D

when

L,rse

system.

Button

recording

language

for mixing

CO., LTD./AKAI TRADING

AKAI's

capsta.n

take-up

including G LASS & CRYSTAL

playback.

and

System.

befcre

for editing

A convenient

training as

RC-16

Unit

using

exclusive

reel

drive.

chanqinq

tape

siEnals

(optional

can be

This

two eddy-current

or

well as

from

Super

drive and

Frequency

control system

level when

AKAI

feature enables

Response

m'odes.

for

deck

sound-on-sound

accessot'y],

remote

SERVO-

f

for

easy

adjustment

is set

professioiral

two

separate

control-

Tape)

Range

CO,,

rom

and

to

all

LTD.

ROBUST
Only top

construction

Not only

MOTOR,

designed

mechanical
separately

to withstand

manufacturing

"A

KAI

MECHANISM

quality

of

the

but

and AKAI

dependability.

tested

Reliance" the world over.

materials

Model

new

precautions

GX-280D

GX-HEAD and SE

literally

severe

all

manufactured

for

durability

conditions.

ffiffiffi.ffi

used in the

are

parts

Each

have

Tape

are AKAI

for

and

come

Deck.

RVO-

absolute

part

ability

These

to

mean

is

is

travel

adjusting

cycle

justed.

accurate

creased.

assure

reel

60

75 seconds at

stabilized.

completely

revolutions

Therefore,

and

Two eddy-current outer-rotor

smooth

Fast

drive.

using a

seconds

c3)G?ElcItrI

speed-

Because

electrical

are always

tape speeds

wow/flutter

and stable

Forward

1

,2OO

Hz.

50

of the

control

perfectly

are

substantially

supply

Rewind

and

ft.

at

tape

circuit,

extremely

motors

take-up

and

Hz and

60

time

ad­de-

AUTOMATI

When

the Automatic

leased

matic

Shut-Off
unit

is

S.R.T.

For use

This is

recommended

C STOP/SH

the tape ends

reel movement

and

Shut-Off

Lever

is

off .

cut

BUTTON

when using

new

a

for superior

UT-O F

is accidentally

or

Stop/Shut-Off

Button

is released,

low noise

stops.

is depressed,

the

AKAI Super

tape and

performance.

F

Lever

the Auto-

lf

when

power

Range

is

broken,

is

the
the

of

Tape.

highly

re-

3 MOTORS

new AKAI

The

first

crucially

epoch-making
MOTOR which

of

speed
single
instrumental

flywheel,

quality

rate

important capstan drive

the

ordinary

detecting

structure

devices such as

etc. are

Model

GX-280D

3-motor system.

capstan

direct

combines the

eddy-current

toothed

mechanism.

eliminated

employs a

The most

motor

SERVO-

.drive

winding control

motor and

cog-wheel

the usual

Thus,

drive belt,

tape

dnd

is

into

idler,

speed

GLASS

& CRYSTAL

FERRITE

HEADS

lass

G

back heads, the

the

cumference of the

and

adhesion of dust on the ceramic-like head

surface.

characteristics,

Guaranteed

The

amount

Crystal

&

gem

gap)

Because

crystal

of magnetism to form

By focusing the magnetic
influence is

an

quencies
Playback head

playback

a

play.

a

Heads

quency

24,OOO

Model

without d istortion.

are sh

Hz.

GX-280D

Ferrite record ing

cores of which

"crystal

ferrite"

head

mounted

ideal

of

abrasion

for 150,000

ferrite

lessened

is

uniquely designed shifting

a

head

enabling automatic

ielded

R

esponse

for

and

shield

and set

hardness and

is

hours of service

possesses

core

bias field, the

for recording

good

an amazing

SPECI

play-

and

made

are

the inner

(including

in

practically

"bias

a

S/N

cir-

core

glass.

No

friction

n il.

life!

an exact

f ield".

bias

fre-

high

reverse

ratio. Fre-

30

of

to

FICATIONS

SOUND-ON-SOUND

language

Convenient

professional

as

Line and

and

entertaining.

DIRECT

Direct

normal

to

using

Fwd

A PERFECT

A KA I Tu ner Amplif ier

are designed

formance

Decks. Models AA-8500

SW-1

for

ed

Tape

STANDARD

T"EmptyMetallic

DR-lll

SensingTape

Spare

Operator'sManual

for

fun use.

or

circuits for mixing.

Mic

FUNCTION

f

change

rom Fast

operating

the

Stop

mode, etc.

mode

Button to

is e liminated

MATCH

to match

of

A KA I Tape

75

Deck.

Speaker

together with

use

System

ACCESSORIES

ConnectionCord

Reel

Fuse

BUTTON

training as well

independent

Also

CHANGE

F orward

and

and enhance

are

or R

(the

necessity

stop the tape

).

Speaker Systems

R ecorders and

Tuner Amplif

highly

Model

recommend-

...

lnteresting

ewind

of

before

per-

the

ier

and

GX-280D

.....1

......1

....1

.....2

...1

Track

System

Reel

Flutter

policy

incurring

Capacity. . . .

is

Maximum

Tape

Speed

Wow and

Equalization
Frequency Response,

Distortion..

to Noise Ratio

Signal

Ratio

Erase

CrossTalk

Bias Frequency

H eads

Motors

The

AKAI

and without

4-track

tem

7" rgel

7

Less
Less

Correct equalization

tapes recorded to

.

30

.

30

Less

Better
Better
Better
Better

playback

Two

one of continual development

any obligation

2-channel stereo/monaural sys-

-%

and

than
than O.12% RMS

z

H

to

z to 19,OOO

H

than

than
than 70
than
than

kHz

100

Glass &

3,

3, 2-speed

for

motor

Gpole

motors

relating to

(+

ips

3-%

0.08%

RMS

24,OOO

Hz

Hz

(1,000

1.5%
50 dB

dB

70

dB

50 dB

Crystal

Heads,

Erase Head

Servo-Control

direct

capstan

Eddy-current

for

supply

O.sZ")

at7-%

at 3-%

playback

for

NAB curve

(t

OB

S

)

(t3

dB)

"O"

Hz

(Monaural)

(Stereo)

Ferrite

Recording

drive

& take-up reed

improvement.

and

previously

models

ips

ips

of

-%

7

ips

at

ips

3-%

at

VU)

&

Outerrotor

Outer-rotor

drive

For that reason, AKAI reserves

manufactured by them.

F orward

F ast

Time

Recording

Output

lnput

Dl N Jacks

i

Conductors

Sem

lntegrated Circuits

Power

Power

imensions

D

Weight

and

Capacity

Jacks

Jacks

.

Source

Consumption

nd

R ewi

right

the

MAN U

AKAI

seconds

60175

Hz.

60/50

stereo

2

hours

3-%

tape at

Line

l2l

(Required

k,f2)

20

Headphone

icrophone

M

Line

O.4Vl50

Transistor:

Diode

Linear

100

30-130W

435

117"X18"X10")

21

150 mV/150

l2l

mV

39

: 32

:

lC

24O

V to

(W)

460

X

(44

lbs)

kg

to change specifications

FA

R

CTU

ELECTRIC

AKAI TRADING

L

I2-

2.chome,

4,

Ohta.kr, Tokyo,

using

recording

ips

V

1

.23

impedance

load

(1

30-

:

)

(2)

0.8

:

(High)

2

V AC, 50/60

(H)

X 260

ED

D I

&

Higashi.Koj

tape

ft.

1

a

,2OO

1,200

a

using

("O"

VU

more

)/

1 0O

40 mV/8O

kQ,

1 0

mV/

ko

(Low)

mV

5

Hz

(D)

mm

without notice,

STRI BUTED BY

CO.,

LTD.

CO., LTD.

iya,

Japan

than

at

ft.

a