Kenwood TH-77A Manuale utente

GOO/ANAD

144/430MHz

DUAL

BANDER

144/440MHz

DUAL

BANDER

TH-77A

144/430MHz

DUAL

BANDER

TH-77E

INSTRUCTION

MANUAL

KENWOOD

CORPORATION

©PRINTED

JAPAN

B62-0007-10(A,T)(K,P,T)

922

1110987654321

9112111098765

FCC

WARNING

This

equipment

may

generate

use

radio

frequency

energy.

Changes

modifications

this

equipment

may

cause

harmful

interference

unless

the

modifications

are

expressly

approved

the

instruction

manual.

The

user

could

lose

the

authority

operate

this

equipment

unauthorized

change

modification

made.

Press

the

power

switch

for

longer

than

0.1

second

turn

the

transceiver

off.

CAUTION

During

fixed

station

operation,

the

supplied

antenna

may

cause

interference

nearby

electronic

equipment.

can

also

increase

the

supply

voltage

from

external

D.C.

power

supply.

avoid

these

conditions,

low

gain

external

antenna

can

used.

gain

type

antenna

can

lead

intermodulation

distortion.

CONTENTS

BEFORE

OPERATION

SPECIFICATIONS

and

ACCESSORIES

BATTERY

PACK

OPERATION

4-2

RECEIVER

OPERATION

4-3

TRANSMITTER

OPERATION

4-4

4-5

SCAN

OPERATING

CONTROLS

............

Receiver

Operation

Frequency

Selection

Frequency

Step

Selection

Programmable

VFO

Tuning

Limits

A.B.C.(

Automatic

Band

Change

)

UXU(430MHz

Band

Simultaneous

Reception)

MEMORY

Microprocessor

Memory

Back-up

Microprocessor

Initialization

Memory

Channel

Memory

Contents

Memory

Entry

Memory

Channel

Recall

Memory

Shift

Memory

Recall

when

the

Keyboard

Cover

Installed

Scan

Options

Hold/Resume

Programming

Band Scan

Programmable

Band

Scan

MHz

Scan

Memory

Channel

Scan

VFO/Memory

Channel

Scan

Call

Scan

V/M/C

(VFO/

Memory

/Call)

Scan

Memory

Channel

Lockout

Priority

Alert

Function

4-10

4-11

4-12

MAINTENANCE

OPTIONAL

ACCESSORIES

REPEATER

OPERATION:

steer,

cprtee

geen

een

Transmitter

Offsets

Reverse

Function

Tone

and

CTCSS

Operation

Autopatch

Operations

DTMF

MEMORY

FUNCTION

DTSS

Code

DTSS

Code

Selection

Using

the

DTSS

Function

Using

DTSS

with

Repeater

PAGING

Paging

Code

Memories

Setting

the

Paging

Code

Paging

Transmission

(Calling)

Paging

Reception

(Wait)

Code

Lockout

TONE

ALERT

SYSTEM

BATTERY

SAVER

AUTOMATIC

POWER

OFF

BLOCK

DIAGRAM

and

SCHEMATIC

DIAGRAM

another

sheet

Case

Difficulty

BEFORE

OPERATION

Thank

you

for

purchasing

this

new

transceiver.

IMPORTANT

Please

read

this

instruction

manual

carefully

before

placing

your

transceiver

service.

CAUTION

Long

transmission

extended

operation

the

power

mode

might

cause

the

rear

this

transceiver

get

warm.

not

place

the

transceiver

where

the

heat

sink

(

rear

panel

)

might

come

contact

with

plastic

vinyl

surfaces.

SAVE

THIS

INSTRUCTIGN

MANUAL.

SPECIFICATIONS

and

ACCESSORIES

2-1.

SPECIFICATIONS

440/430MHz

band

GENERAL

144MHz

band

U.S.A.

Version

144

148

438

450

FREQUENCY

RANGE

(MHz)

144

146

430

440

430

440

438

450

F3E

(FM)

502

—

20°C

60°C

(—

4°F~

140°F)

7.2

VDC

(13.8

VDC)

6.3

VDC

(7.2VDC)

U.K.and

Europe

144

148

Other

market

MODE

ANTENNA

IMPEDANCE

OPERATING

TEMPERATURE

POWER

(nominal)

REQUIREMENTS

BatTERy

PACK

This

Instruction

Manual

covers

the

following

models:

TH-77A

144/440

MHz

DUAL

BANDER

with

CTCSS

unit.

(U.S.A.and

Canadian

version)

TH-77A

144/430

MHz

DUAL

BANDER.

Yotnei

maMedy

TH-77E:

144/430MHz

DUAL

BANDER.

(U.K.and

European

version)

The

following

explicit

definitions

apply

this

manual:

OTE

disregarded,

inconvenience

only,

risk

equip-

ment

damage

personal

injury.

CAUTION

Equipment

damage

may

occur,

but

not

personal

in-

jury.

CURRENT

DRAIN

13.8VDC

(Ext.Power

Supply)

7.2VDC

(Battery)

Transmit

mode

SIMPLEX

Receive

mode

with

sianal

SIMPLEX

Battery

Save

mode

DUPLEX

Receive

mode

with

signal

Approx.

1.5A

Approx.

1.6A

Approx.

0.5A

Approx.

0.54

Agorox.

60mAAgarax.

65.A

Approx.

18mA]Approx.

20mA

Approx.

120mA

Battery

Save

mode

|Approx.

30mA/Approx.

30mA

DUPLEX

GROUND

DIMENSION

Negative

58x

140.5

29.5

DIMENSION

(

Projection

Included

)

68.5

154.5

x39mm

MICROPHONE

INPEDANCE

TRANSMITTER

(13.8VDC)

than

OUTPUT

(7.2VDC)

Approx.

1.5W

Approx.

0.5W

MODULATION

MAXIMUM

FREQUENCY

DEVIATION

SPURIOUS

RADIATION

RECEIVER

Reactance

SkHz

less

than

—

60dB

double

conversion

super-

SIREOURY:

heterodyne

INTERMEDIATE

FREQUENCY

1STIF

45.05MHz

INTERMEDIATE

FREQUENCY

less

than

16dBy

(0.16pV)

UxU

MODE

;

less

than

-11dBh

(0.28pV)

SQUELCH

SENSITIVITY

less

than

—

20dBy(0.1pV)

SELECTIVITY

-—6dB

than

12kHz

SELECTIVITY

-—60dB

less

than

24kHz

AUDIO

OUTPUT

POWER

than

200

(10%

distortion)

(across

load

)

NOTES:

Circuit

and

ratings

are

subject

change

without

notice,

due

development

technology.

Recommended

duty

cycle

minute

Transmission,

minutes Reception

less

than

-15dBp

(0.18pV)

SENSITIVITY

(12dB

SINAD)

2-2.

ACCESSORIES

Unpack

your

new

transceiver

carefully

and

examine

for

visible

damage.

the

equipment

has

been

damaged

shipment,

notify

the

transportation

company

immediately.

Save

the

boxes

and

packing

material

for

future

shipping.

The

following

accessories

should

have

been

included

the

box

with

the

transceiver:

AGHOBDE

cate

ewe

T90-0414-XX

Belt

Maat...

Ge.

eae

J29-0424-XX

FANGS

coco:

«heen

J69-0312-XX

Keyboard

Cover

..........

FO7-1202-XX

Bottom:Govery

css

siejecjaa.s

FO7-0896-XX

MEESTER

90K

coma.

ste

ies

ONE

(PB-6)

for

U.S.A.

and

Canada

W09-0507-XX

(PB-10)

for

other

market

.....

WO09-0535-XX

Battery

CHatge

ono

MIRE

ous

(BC-9)

for.

U-S.AsG20V)

ack.

W09-0382-XX

for

Canada

(120V)

........

W09-0385-XX

(BC-2)

for

Europe

(220V)

........

W09-0317-XX

POF

LK.

(PAOW

oS.

aces

W09-0318-XX

for

Oceania

(240V)

.......

W09-0527-XX

(BC-12)

for

other

market

(120/240V)

W09-0534-XX

plug

type

only)

.....

E19-0254-xX

Instruction

Manual

.......

B62-0007-XX

Warranty

Card

(U.S.A.,

Canada,

and

Europe)

BATTERY

PACK

MNi-Cd

BATTERY

PACK(PB-10)

This

battery

pack

has

not

been

charged

the

factory

order

provide

you

with

the

greatest

number

charge

discharge

cycles.

You

must

charge

the

battery

before

use.

The

battery

pack

will

require

several

charge

discharge

cycles

before

you

can

expect

see

the

maximum

operating

period

between

charges.

the

battery

will

stored

for

longer

than

months

should

recharged

before

use.

RECHARGING

CAUTION

(for

general

market

only)

The

BC-12

has

voltage

selection

switch

(

120V

230V).

Make

certain

that

the

switch

setting

matches

the

line

voltage.

Interconnect

the

adapter

the

NiCd

battery

pack.

Plug

the

battery

charger

into

outlet.

not

allow

the

battery

charge

for

greater

than

hours.

The

useful

life

and

battery

performance

will

reduced

you

exceed

the

recommended

charge

period:

Voltage

selection

switch

for

general

market

only

NiCd

battery

pack

NOTE

Recharging

should

done

within

ambient

temperature

between

5°C

40°C

(41°F

104°F).

Recharging

performed

out

this

range

may

not

fully

charge

the

battery.

HEMANGANESE

ALKALINE

ria

Load

(AA)

manganese

alkaline

batteries

series

the

optional

battery

case(BT-6).

(Be

sure

observe

the

polarities.)

//;

recommend

the

use

high

(==

perfomance

manganese

batteries.

Press

down

the

hook

the

middle

the

battery

case

top

open.

CAUTION

not

install

NiCd

batteries

and

attempt

charge

them

with

the

supplied

charger.

There

battery

protection

circuit

the

battery

holder.

MBINSTALLING

THE

BATTERY

PACK

Align

the

grooves

the

bat-

Release

button

tery

pack

with

the

transceiver

[JA

and

slide

the

pack

the

right

S&S

until

locks

place.

remove

the

battery

pack

push

the

RELEASE

button

and

slide

the

pack

the

left.

MBBATTERY

VOLTAGE

LEVEL

METER

The

meter

indicates

the

relative

battery

voltage

during

transmit.

Recharge

replace

the

reaches

the

low

indicator.

NiCd

Battery

pack

batteries

when

the

level

Model

mAh

Fully

charged

Fully

discharged

PB-5

200

PB-6

PB-9

ipa

PB-7

1100

PB-8

600

Manganese

Alkaline

batteries

(Approximate

battery

condition)

New

batteries

Need

change

batteries

MOPERATING

TIME

[Hour]

144MHz

430MHz

minute

Transmission,

minutes

Reception,

output

0.2W/8Q.

Battery

Saver

function

on.

Simplex

operation

mode.

CAUTION

When

the

battery

overdischarged,

the

indicator

begins

flashing

and

the

POWER

switch

may

not

func-

tion.

Immediately

charge

replace

the

battery.

recommend

use

the

NiCd

battery

pack

for

long

transmission

extended

operation.

Manganese

batteries

(

except

batteries

)

available

for

Low

position.

Alkaline

manganese

OPERATION

4-1.

OPERATING

CONTROLS

@Antenna

connector

Connect

the

antenna

that

supplied

this

connector.

Twist

lock.

@DC

terminal

This

terminal

used

for

external

power

supply.

Input

voltage

13.8

VDC

nominal.

The

center

the

side

and

the

sleeve

the

—

side.

NOTE

You

should

turn

the

power

switch

OFF

when

connect-

ing

power

source

this

terminal.

Pay

atten-

tion

polarity.

Use

the

KENWOOD

PG-2W

PG-3F

optional

cable

for

connection.

@MIC

jack

This

jack

used

for

connection

an_

external

microphone.

The

use

electret

type

microphone

recommended.

Input

impedance

2kQ

and

the

voltage

this

terminal

Approx.

(MAX

3.5

mA).

The

use

dynamic

microphone

not

recommended.

Speaker

Ground

Ext.

MIC

Pals

3«

Always

ensure

that

this

connection

made.

@SP

jack

This

jack

used

connect

stereophonic

external

speaker

earphone.

The

recommended

impedance

80.

you

hold

and

press

the

DUAL

key

while

you

turn

the

POWER

switch

on,

the

radio

will

exchange

and

below.

Audio

signals

from

both

bands

will

heard

only

from

the

external

speaker

(initial

setting).

Audio

from

band

will

heard

from

the

internal

speaker,

and

audio

from

band

will

heard

from

the

external

speaker.

(lf

you

hold

and

press

the

BAND

key

while

you

turn

the

POWER

switch

on,

the

band

will

exchange

each

other.)

®VOL

controls

Rotating

the

control further

clockwise

will

increase

the

volume.

controls

These

controls

are

used

select

the

desired

Squelch

threshold

level.

@Tuning

control

This

control

used

select

the

desired

transmitter

receiver

frequency,

MHz

step,

Memory

Channel,

Frequency

Step,

Tone

Direction,

etc.

Frequency,

Scan

@POWER

switch

Press

for

longer

than

0.1

second

turn

the

transceiver

OFF.

@MONI

switch

Pressing

this

switch

will

disable

the

squelch

function

long

the

switch

held

depressed.

When

operating

the

CTCSS

(Tone

Squelch)

mode

you

can use

this

switch

determine

the

frequency

use

before

transmitting.

Pressing

this

switch

will

disable

the

CTCSS

function

long

the

switch

held

depressed.

After

you

press

and

hold

this

switch

while

you

turn

the

POWER

switch,

rotating

the

Tuning

control

will

select

monitoring

band.

-1.

Both

main

and

sub

band

can

monitored.

-2.

Main band

only

can

monitored.

-3.

Sub

band

only

can

monitored.

@PTT

(Push

Talk)

switch

Press

this

switch

whenever

you

wish

transmit.

@LAMP

key

This

switch

used

control

the

night

lamp

the

LCD

display.

The

lamp

will

turn

itself

OFF

automatically

seconds

after

the

last

key

operation.

Pressing

the

key

within

seconds

pressing

the

key

will

light

the

lamp

the

LCD

display

parmanently

until

pressing

this

key

again.

©RELEASE

button

Press

this

button

upward

release

the

battery

pack.

Speaker/

Microphone

@UXU

SCAN

key

This

switch

used

select

dual

UHF

watch

operation.

dual

watch

operation

the

indicator

will

light

the

VHF

band

display.

Pressing

the

key

within

seconds

pressing

the

key

will

initiate

VFO

and

last

memory

channel

scan.

@CALL/C

SCAN

key

Press

this

key

activate

the

call

channel

function.

Pressing

the

key

within

seconds

pressing

the

key

will

initiate

CALL

CHANNEL

SCAN

(

Mode

key

)

When

this

key

held

down

and

the

power

switched

on,

becomes

the

Mode

key

for

switching

between

the

VFO

mode,

Memory

channel

mode,

and

Call

channel

mode.

@BAND

A.B.C.(Automatic

Band

Change)

key

This

key

used

exchange

the

contents

the

main

band

and

sub

band.

Pressing

the

key

within

seconds

pressing

the

key

will

transfer

the

contents

the

sub

band

the

main

band

whenever

signal

received

the

sub

band

antenna,

which

strong

enough

open

the

squelch.

The

contents

the

main

band

are

transfered

the

sub

band

the

same

time.(A.B.C.

function)

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