Hy-Gain Hy-Range V 674B Instruction Manual Download Page 10

Fin

e

Tun

e

Con

t

r

o

l.

When

r

e

c

eiving

SSB sign

a

l

s, a

djust

th

e

FI

N

E

TUNE

k

no

b care

fully

a

n

d

se

t i

t

w

h

e

re

t

he

i

ncom

ing

s

i

gn

al c

an

be

he

a

rd cl

e

arl

y

.

B

e

c

a

u

se

o

f the

c

h

a

ra

c

te

ri

s

ti

cs

of

a

SSB

si

gnal

,

i

t

is ex

treme

l

y

i

mport

a

n

t

to

a

djust thi

s c

ontrol.

Wit

h

i

m

p

ro

per

f

in

e

t

u

n

i

ng

a

d

j

u

s

tmen

t

,

t

h

e

sign

al

w

ill

not be

i

nt

e

ll

i

gible.

The so

u

n

d will

b

e

d

i

stor

ted

.

SSB tun

i

n

g

w

i

ll

be

c

ome

e

asy a

s

y

ou

a

cq

u

a

int

you

r

s

e

lf

w

ith

the

oper

a

t

i

on

of thi

s

c

ontrol.

Aft

er

adjust

i

ng

i

t t

o

clar

i

f

y

on

ce,

no

a

djustment

i

s needed

if you st

a

y on th

e s

ame

m

od

e a

nd chann

el, rece

iving the sam

e

s

ta

tion

.

LSB

/

USB

/

AM

Sw

i

tch

.

Thi

s

sw

it

c

h

controls

the

mo

de of

oper

a

t

i

on

for th

e

tran

s

mitt

er

and

receiver

s

imult

a

neously

a

nd

a

llo

w

s

s

ele

c

tion

of

convention

a

l

AM

oper

a

t

i

on

or SSB operation

on either

u

p

per

o

r lo

w

e

r

side band

.

In

order

t

o

c

o

mmunicate

w

ith

a

noth

er

tr

a

nsc

eiv

er,

you

must

u

s

e the

sa

me o

p

erating

mode.

PA

/

Squelch

Control.

When op

e

rating

the transceiver

as

a s

imple

public

address amplifier

,

pl

a

ce th

e

control

in the PA (fully

c

ounterclockwise

position)

.

Turning

th

e

control

clockwise

quiets the recei

v

er

w

hen signals are not being

re

c

eived

a

nd allows a quiet st

a

ndby

o

perat

i

on.

I

t function

s

only in th

e

receive mod

e

and does not

affe

ct

the

r

eceiv

er volume

w

hen

s

ign

a

ls

a

re bei

n

g

received

.

To

a

djust

:

When no

s

ignal

s

are pre

s

ent,

rot

a

te

the

s

que

l

ch

c

ontrol

cloc

k

wise

until

th

e

r

e

ceiv

e

r i

s

q

u

ieted

.

In

c

oming

si

g

n

a

l

s

will

automat

ica

ll

y

rele

ase t

he squ

e

l

c

h

.

The sque

l

ch cir

c

u

i

t

i

s

ef

fect

i

ve

for both AM and SSB

re

ce

p

tion

.

N

OTE

:

F

o

r norma

l

CB o

p

erat

i

on,

do not

p

l

a

ce t

h

e control

in PA

pos

i

t

i

on.

Vo

l

ume

con

t

r

o

l.

Th

i

s v

a

rie

s t

h

e s

oun

d

out

p

ut

f

ro

m

th

e b

ui

l

t

-i

n

s

pe

ak

e

r

when r

e

ce

i

ving.

To

i

ncrea

s

e the

sound

out

p

ut

,

r

ot

at

e

t

h

e

k

nob

cloc

kw

is

e

a

nd to

d

e

cre

a

se

,

turn

countercloc

k

wi

s

e

.

RF G

a

in

Control.

Thi

s

controls

R F gain

w

hen

re

ce

i

ving

.

To in

crea

se R F gain (r

e

c

e

ption

s

ensitivity)

turn

the

knob

clockwise

and to

decrease turn

c

o

u nter

-

cloc

k

wise

.

Channel Selector.

Continuously

rotating

switch

selects anyone

of

23

channels

for

transmit

and receive operation

.

Sign

a

l Str

e

ngth

/

RF

Power Meter

.

During

re

ce

ption

,

the bu ilt-

i

n

meter

p

r

ovides

a

relative

indication

of

s

ignal st

r

ength

i

n "S"

unit

on th

e

lo

w

er

s

ca

le and o

f

fers com

pa

ri

so

n

b

e

tween one incom

i

ng

s

i

gn

a

l and

a

noth

e

r

.

Summary of Contents for Hy-Range V 674B

Page 1: ......

Page 2: ...on enabling immediate operation on all 23 channels without the need of additional crystals or adjustments This unit also features a fine tune control allowing you to make adjustments for stations which may operate slightly off frequency Additional features include an AN L Auto matic Noise Limiter NS Noise Silencer switch which reduces un desirable noises The Hy Range V AM SSB transceiver is design...

Page 3: ......

Page 4: ...eneration balanced ring modulator with crystal latice filter Frequency response 400 Hz to 2 6 kHz 3 10 dB up down RF output power PEP 12 watts Carrier suppression 40 dB down Unwanted sideband suppression 40 dB down Harmonic suppression 50 dB down AM Transmitter Modulation high level class B Power input 5 watts RF Power output 4 watts Harmonic suppression 50 dB down General Power source 13 8 VDC 11...

Page 5: ...for Class D citizens two way transceivers by the F C C General Considerations Choose a location which is convenient to the operating controls and will not interfere with the normal functions of the driver The trans ceiver may be mounted to the underside of the instrument panel or dashboard of a car truck boat etc by means of the special bracket supplied with your transceiver Mounting Bracket Attac...

Page 6: ...istributor leads clean and regap or replace spark plugs and ignition points and check and clean alternator rings or generator brushes Retune the engine at the manufacturer s recom mended intervals Corrective Steps Usually several sources of noise are present in any vehicle with the strongest covering the others In order to find and eliminate the maximum number of noise sources you will have to sta...

Page 7: ...s at a slow idle charac terizes the voltage regu lator Install a 4 ohm carbon resistor as close to the field terminal of the regulator as possible then a 002 f lF capacitor in series with and as close to the resistor as possible Connect the capacitor to ground See the detail drawings of Figure 4 Irregular popping noises which vary with road surfaces indicate static discharge at any of several loca...

Page 8: ... PLUG WIRE iY1d or RESISTOR TYPE SPARK PLUGS O 1pF COAXI SELF TAPPING SCREW and LOCK WASHER typical FERROUS BRACKET purchased seperately or hand formed FERROUS BRACKET purchased seperately or hand formed SELF TAPPING SCREW and LOCK WASHER typical ...

Page 9: ...is switch placed in the released out position undesirable noise will be considerably reduced in AM or SSB reception When in the depressed NS position annoying impulse noise will be blanked out This noise silencer circuit is effective for both AM and SSB reception The noise silencer will suppress much of the pulse type interference ignition noise that is often a problem when operating mobile or for...

Page 10: ...sition Turning the control clockwise quiets the receiver when signals are not being received and allows a quiet standby operation It functions only in the receive mode and does not affect the receiver volume when signals are being received To adjust When no signals are present rotate the squelch control clockwise until the receiver is quieted Incoming signals will automatically release the squelch...

Page 11: ...rol on the transceiver does not control the speaker output during PA operation However the speaker output can be varied by holding the microphone further away or speaking softly CB Transmitter Operation IMPO RTANT Do not try to transmit without the CB antenna con nected to the antenna connector on the rear panel 1 Insert the MIC plug in the MIC jack 2 Make sure your antenna is securely connected t...

Page 12: ......

Page 13: ... all three dimensions than the unit Fill the carton equally around the unit with resilient packing material shredded paper excelsior etc Seal it with gummed paper tape tie it with a strong cord and ship it by prepaid express United Parcel Service or insurl d parcel post to the Hy Gain Service Center It is very important that the shipment be well packed and fully insured Damage claims must be settl...

Page 14: ... Hy Gain Electronics Corporation shall carry only such warranty as is available from the manufacturer of such goods and are specifically excluded from Hy Gain warranties This warranty is void if Hy Gain shall inspect equipment and find that it has been modified or improperly installed or used This warranty is expressly in lieu of all other warranties Expressed or implied and all other obligations ...

Page 15: ......

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