background image

Power/Volume

switch.

To turn

the

power on, rotate the knob clockwise.

further

rotation

will

increase the sound output

from

the speaker.

To turn the power

off,

rotate the knob counterclockwise

until the click is heard indicating

the power is turned

off from

the power supply.

Squelch

Control.

This control

is used to

eliminate

annoying

background

noise at no

signal.

To adjust

the squelch

control

properly,

first

turn

the knob

counterclockwise

until

background

noise is heard.

Then,

rotate the

knob

slowly

clockwise

until

the

background

noise just

disappears.

At

this

point,

the

receiver will

be relatively

quiet

under

no signal

conditions,

but

an incoming

signal will

overcome the squelch action

and be heard.

Since this control

is variable, it can be used to provide

varying

degrees of sensitivity

to incoming

signals.

As the control

is

advanced

from

the

extreme

counterclockwise

position

the squelch

action

is progressively

increased and stronger

signals are needed to

overcome

it.

To

receive extremely

weak signals or to

disable the

squelch circuit,

simply turn the control

fully

counterclockwise.

Channel Selector.

Continuously

rotating

switch

selects anyone

of

23

channels

for

transmit

and

receive

operation.

Mic

Jack.

Connect

the

push-to-talk

microphone

or

the

optional

telephone

handset.

Signa I Strength/R F

Power

Meter.

During

reception,

the built-in

meter

provides a relative

indication

of

signal strength

in "S"

units on the upper scale and offers comparison

between one incoming

signal and another.

During transmit,

this will

provide an indication

of antenna

RF power

on the

lower

scale.

As you

speak, the

pointer

shou Id "flicker"

slightly,

indicating

that you are modu lating the R F carrier.

CB Transmitter

Operation

IMPORTANT:

Do not

try

to

transmit

without

a citizens

two-way

antenna

connected

to

the

antenna

connector

on the

rear

panel.

1.

Turn

the

power

on.

2.

Turn channel selector to a desired channel.

3.

Depress the

push-to-talk

button

on the microphone.

Hold the

microphone

4 to 6 inches from

the mouth.

Speak at a normal

level.

During

periods

of transmission,

the

receiver

is silenced

and reception

is therefore

impossible.

In the same way,

your

signal can not be heard by another station when he is transmitting

each must take turns.

4.

To receive, simply

release the

microphone

push-to-talk

button.

Summary of Contents for 670B Hy-Range I

Page 1: ......

Page 2: ...This transceiver utilizes a highly advanced unique system of frequency synthesization enabling immediate operation on all 23 channels without the need of additional crystals or adjustments Additional features include a jack for con nection of an optional telephone handset The Hy Range I transceiver is designed to operate from 11 5 to 14 5 volts DC To obtain the best results from your transceiver i...

Page 3: ...PUSHTO TALI MICROPHONE POWER CORDS DC 12V FUSE HOLDER I REMOTE SPEAKER JACK ANTENNA CONNECTOR ...

Page 4: ...annels in the 27 MHz Citizens Band 0 7 lV for 10 dB S N N ratio 1st IF 11 275 MHz 2nd IF 455 kHz 3 watts maximum about 100 mA on Standby no signal 23 crystal controlled channels on 27 MHz Citizens Band 5 watts 4 watts all harmonic and spurious suppres sion better than Federal Communi cations Commission and Depart ment of Communications DOC requirements yields high average modulation at average voi...

Page 5: ...s by the F C C General Considerations Before installing the transceiver in a car truck boat etc be sure to choose a location which is convenient to the operating controls and will not interfere with the normal functions of the driver The transceiver 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 transc...

Page 6: ...r by means of coaxial cable Either RG 58 u or RG 8 u coaxial cable may be used The cable should be terminated with a PL 259 coaxial connector Screw the PL 259 coaxial connector onto the antenna jack Caution Do not try to transm it without an antenna connected to the trans ceiver External Speaker EXT SP Jack This jack can be used with any 8 ohm earphone or speaker Inserting a 3 5 mm plug into the j...

Page 7: ...ble To reduce ignition noise install resistor type spark plugs if these are not already installed If non resistance ignition wiring is used install a 10k ohm suppressor resistor at each spark plug tower of the distributor Install a coaxial capacitor at the ignition coil primary as close to the coil primary as possible This capacitor can be purchased from an electronics parts company or an automoti...

Page 8: ... I Iii h LLJJ rfl or I I GENERATOR 1m i __ HII I TO I ACCESSORIES i i iBALLAST RESISTOR O 1 uF COAXI i S O 6 E SPARK PLUG BREAKER c ru r CC G NNER FENDER WALL SELF TAPPING SCREW and LOCK WASHER typical SELF TAPPING SCREW and LOCK WASHER typical ...

Page 9: ...imply turn the control fully counterclockwise Channel Selector Continuously rotating switch selects anyone of 23 channels for transmit and receive operation Mic Jack Connect the push to talk microphone or the optional telephone handset Signa I Strength R F Power Meter During reception the built in meter provides a relative indication of signal strength in S units on the upper scale and offers comp...

Page 10: ... I I i G i l I I ...

Page 11: ...x inches bigger in 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 insured parcel post to the Hy Gain Service Center It is very important that the shipment be well packed and fully insured Damage cla...

Page 12: ...Hy Gain Electronics Corporation shall carry only such warranty as is available from the manufacturer of such goods and are specifically excluded from Hy Gai n 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 13: ... D DE PUERTO RICO ...

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