Sony WRT-810A Manuale utente

Operating

Instructions

_

page3

_

Before

using

the

unit,

WRT-810A

or

WRT-820A,

please

read

this

manual

thoroughly

and

retain

it

for

future

reference.

Manual

de

instrucciones

pagina

23

Antes

de

utilizar

las

unidades

WRT-810A

o

WRT-

-

820A,

lea

detenidamente

este

manual

de

insirucciones,

y

consérvelo

para

futuras

referencias.

Node

d’emploi

page

43

Lire

attentivement

ce

mode

d’emploi

avant

c’utiliser

le

WRT-810A

ou

le

WRT-820A,

et

le

conserver

pour

|,

toute

référence

ultSrieure.

©

1991

by

Sony

Corporation

Owner’s

Record

WRT-8104

The

model

number

is

located

at

the

grip

end

and

the

serial

number

inside

the

grip.

WRT-820A

The

model

and

serial

numbers

are

located

at

the

rear

of

the

unit.

Record

these

numbers

in

the

spaces

provided

below.

Refer

to

these

numbers

whenever

you

call

upon

your

Sony

dealer

regarding

this

product.

Model

No.

Serial

No.

i

A

Notice

for

customers

in

the

U.S.A.

Use

of

Sony

wireless

devices

is

reguiated

by

the

Federal

Communica-

tions

Commission

as

described

in

Part

74

subpart

H

of

the

FCC

regulations

and

users

authorized

thereby

are

required

to

obtain

an

appropriate

license.

You

are

cautioned

that

any

changes

or

modifications

not

expressly

approved

in

this

manual

could

void

your

authority

to

operate

this

equipment.

Notice

for

customers

in

Canada:

Use

of

Sony

wireless

devices

is

regulated

by

the

Department

cf

Communications

as

described

in

their

Telecommunications

Regulatory

Circular

TRC-78.

A

licence

is

normally

required.

The

local

district

office

of

DOC

should

therefore

be

contacted.

When

the

operation

of

the

device

is

within

the

broadcast

band,

the

licence

is

issued

on

no-

interference,

no-protection

basis

with

respect

to

broadcast

signals.

WHT

OGUCHION

sees

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INSONIMG

Batteries

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9

Changing

the

Channel

Selection

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10

Changing

the

Input

Attenuation

Setting

00...

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12

Using

the

Microphone/Transmitter

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15

SPOCIICAUONS

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de

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ato:

seca

diceiSecdees

ayremeereeieest

16

Channels

and

Carrier

Frequencies

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21

The

WRT-810A

and

the

WRT-820A

are

transmitters

for

an

800

MHz

band

UHF

synthesized

wireless

microphone

system

to

be

used

for

broadcast

or

movie

production

purposes.

The

other

system

compo-

nents

include

the

AN-820A

UHF

antenna,

the

WD-820A

UHF

antenna

divider,

and

the

WRR-820A/840A

UHF

synthesized

diversity

tuner.

The

microphones/transmitters

and

tuners

are

classified

by

frequency

band.

See

the

table

on

the

A

12

MHz

frequency

band

(or

two

consecutive-numbered

TV

channels)

is

assigned

to

each

microphone/transmitter

and

tuner

model.

To

indicate

the

assigned

frequency

bands,

the

parenthesized

numbers

following

the

mode!

names

in

the

table

show

the

smaller

of

the

assigned

TV

channel

numbers.

in

building

up

a

UHF

wireless

microphone

system,

be

sure

to

combine

a

microphone/transmiiter

and

a

tuner

having

the

same

TV

channel!

number.

WAT-810A(64)

WRR-820A(64)

WRT-820A(64)

WRR-840A(64)

WRT-810A(66)

WRR-820A(86)

AN-820A

WD-820A

WRT-820A(66)

WRR-840A(66)

WRT-810A(68)

WRR-820A(68)

WRT-820A(68)

WRR-840A(68)

A

Easy

selection

of

94

channels

With

its

sophisticated

phase

locked

loop

(PLL)

circuit,

the

unit

can

operate

on

any

one

of

94

carrier

frequencies

in

a

12

MHz

frequency

band

for

each

model,

selected

by

a

simple

button

operation.

Each

channel

is

identified

by

a

number

consisting

of

a

2-digit

TV

channel

number

and

a

2-digit

wireless

microphone

channel

number

(example:

68-23).

See

“Channels

and

Carrier

Frequencies”on

page

18

for

more

details.

Operation

powered

by

widely

available

batteries

The

built-in

DC-DC

converter

allows

stable

operation,

for

up

to

eight

hours

continuously,

with

just

two

L40

(LR6)

alkaline

batteries.

CPU

and

LCD

for

coordinated

operation

contro!

The

built-in

CPU

controls

the

unit

operation

including

the

PLL

circuit

function.

The

LCD

shows

the

current

channel

number,

the

residual

battery

power,

the

input

attenuation

setting,

the

AF

input

level

and

the

RF

output.

Saved

channel

and

input

attenuation

settings

The

unit

stores

the

channel

and

the

input

attenuation

settings

when

it

is

turned

off.

The

saved

settings

are

retained

even

if

the

batteries

are

removed.

Therefore,

when

using

the

unit

you

need

not

make

the

same

settings

again.

Highly

reliable

electronic

attenuator

The

built-in

input

level

attenuator

is

adjustable

in

the

range

of

0

io

21

dB

in

3

dB

steps.

It

reduces

signal

distortion

when

an

excessively

strong

input

signal

is

received.

Handy

audio

input

switch

(WRT-810A)

You

can

use

the.

AF

switch

of

the

microphone

as

a

handy

audio

input

ON/OFF

switch.

Compatibility

with

Sony

lavalier

microphones

(WRT-820A)

The

transmitter

is

compatible

with

Sony

lavalier

microphones,

including

the

ECM-166BC.

RF

carrier

with

tone

signal

The

unit

transmits

the

RF

carrier

accompanied

by

a

tone

signal,

enabling

the

tuner

with

a

tone

squelch

circuit

to

take

out

only

the

target

audio

signal

received.

Wide

dynamic

range

and

low

noise

The

compander

(compressor/expander)

system

enables

transmission

over

a

wide

dynamic

range

with

minimum

noise.

e

0?

The

unit

is

designed

for

use

in

an

ambient

temperature

range

of

0°C

to

50°C

(32°F

to

122°F).

Do

not

place

the

unit

on

or

near

a

heat

source

such

as

lighting

equipment

or

a

power

amplifier,

or

in

a

place

subject

to

direct

sunlight

or

excessive

moisture.

In

such

places,

the

extemal

finish

or

internal

parts

of

the

unit

may

be

damaged.

if

the

unit

is

used

in

a

very

humid

or

dusty

place

or

in

a

place

subject

to

an

active

gas,

clean

its

surface

as

well

as

the

connectors

with

a

dry,

soft

cloth

soon

after

the

use.

Lengthy

use

of

the

unit

in

such

places

or

not

cleaning

it

after

its

use

in

such

places

may

shorten

its

life.

When

cleaning

the

unit,

never

use

organic

solvents

such

as

thinners

or

benzine,

which

will

damage

the

finish

of

the

unit.

The

unit

has

been

factory

adjusted

precisely.

Do

not

tamper

with

its

internal

parts

or

attempt

to

repair

it.

Si

a

aS

ha

WRT-810A

WRT-820A

Cage

--——__—-

Reduces

noise

caused

by

the

wind.

<Display

section>

(See

Wire

anienna

-~———~~-Input

connector

{

Connect

the

output

connector

of

i

one

of

the

following

optional

Sony

lavalier

microchones:

AF

switch

Switches

on

and

ECM-44SC/BC

off

the

audio

ECN-55SC/BC

input.

ECM-68SC/BC

ECN-77SC/8C

ECM-166BC

RF

power

output

select

switch

Selects

RF

power

output

2.5

mW

or

10

mW.

2.5

mW:

Suitable

for

a

working

range

of

up

to

30

m

(98

feet).

You

can

also

us¢

your

wired

microphone

by

connecting

it

to

this

connector

with

an

optional

EC-1.5CF

microphone

cable.

assignment

1

45

V

ouiput

PNET

ee

ah

A

Om

ene

emt

Oe

cee

10

mW:

Suitable

for

a

working

range

exceeding

bene

2

HOT

30

m

(98

jeet).

3

COLD

3

2

4

GND

Battery

holder

=

a

2

a

s

5

i

bee

paat

pret

aaiiaramaiacs.

POWER

switch

Setting

this

switch

to

ON

puts

the

unit

in

transmission

mode,

recalling

the

channel!

selection

and

the

input

attenuation

setting.

Setting

this

switch

to

OFF

tums

off

the

unit,

saving

the

channel

selection

and

the

input

attenuation

setting.

Display

section

AF

indicator

The

indicator

appears

when

the

input

i

audio

signal

level

is

higher

than

needed

_

to

obtain

the

reference

deviation.

—<—<—<—<—_~S

rrr

RF

indicator

The

indicator

appears

when

the

RF

carrier

is

being

transmitted.

—

Wot

er

ani

oH

rong,

—————————-——

CH

indicator

3

indicates

the

current

wireless

microhpne

channel

selection

in

channel

display

or

channel

set

mode.

When

the

unit

is

in

attenuation

display/set

mode,

this

TVIATT

indicator

-

indicator

shows

“~

~”.*

indicates

the

current

TV

channel

selection

in

channel

display

or

channel

set

mode,

or

the

current

input

attenuation

setting

in

decibels

in

attenuation

dispiay/set

mode.

{

\BATT

indicator

(a):

The

batteries

are

in

good

condition.

[al

The

residual

battery

power

is

below

the

50%

level.

:

The

batteries

are

exhausted.

Replace

them.

MOA

men

a

ae

seen

he:

Aan

a

ere

RA

|

+/—

buttons

—

see

a

ey

(When

this

indicator

appears,

Use

these

buttons

to

increment

or

the

whole

display

starts

flashing.)

decrement

the

channel

selection

in

channel

set

mode

or

the

input

attenuation

SET

button

setting

in

attenuation

display/set

mode.

Use

this

button

to

enter

channel

set

or

attenuation

display/set

mode.

+/-ISET

buttons

+-—

set

.

rN

Use

a

ball-point

pen

or

similar

instrument

to

press

these

buttons.

:

i

ah

sais

*

The

example

shows

TV

channel!

display

on

the

WRT-810A(68)

or

'

WRT-820A(68).

|

WRT-810A

Two

L40

(LR6)

alkaline

batteries

Two

L40

(LR6)

alkaline

batteries

Notes.

¢

Be

sure

to

turn

the

POWER

switch

off

before

replacing

the

batteries.

When

the

unit

is

turned

on

with

batteries

which

are

exhausied,

the

BATT

indicator

displayed

may

reflect

their

temporarily

recovered

power

which

will

reduce

very

quickly.

Before

starting

extended

operation,

replace

the

batteries

in

the

unit

even

if

the

BATT

indicator

shows

[s]

or

(al

:

Notes

on

batteries

oo

e@

e

@®

Be

sure

to

insert

the

batteries

with

the

correct

polarity.

Do

not

pair

different

types

of

battery.

Always

replace

the

two

batteries

together.

The

batteries

are

not

rechargeable.

When

keeping

the

unit

out

of

use

for

extended

periods

of

time,

remove

the

batteries

to

avoid

leakage.

Should

the

batteries

be

found

to

have

leaked

in

the

unit,

replace

them

with

new

ones

after

carefully

wiping

the

leakage

from

the

battery

holder

or

case.

1

While

pressing

the

SET

button,

set

the

POWER

switch

to

ON

to

enter

channel

set

mode.

The

current

channel

selection

will

appear

on

the

display.

AF

RF

B8ATT

af

SS

a

TV/ATT

CH

WRT-810A

ro

WRT-820A

+

POWER

AF

The

example

shows

TV

channel

display

on

the

WRT-810A(68)

or

WRT-820A(68).

10

2

Press

the

+

button

to

increment

the

curreni

channel

selection

or

the

—

button

to

decrement

it.

if

you

keep

either

button

pressed,

the

channel!

selection

will

be

incremented

or

decremented

successively.

The

setting

will

cycle

the

channel

number

from

68-01

through

The

example

shows

TV

channel

display

on

the

WRT-810A(68)

or

WAT-820A(68).

Sony WRT-810A Manuale utente

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