PR4750WX
The Cobra line of quality products includes:
CB Radios • microTALK®Radios • Radar/Laser Detectors •
Safety Alert®Traffic Warning Systems • Handheld GPS Receivers •
Mobile GPS Navigation Systems • HighGear
CobraMarine™ VHF Radios • Power Inverters • Accessories
®
Accessories •
For more information or to
order any of our products,
please visit our website:
www.cobra.com
Nothing comes close to a Cobra
®
English
Owner’s Manual
TWO-WAY RADIO MODEL
PR 4750 WX
Nothing comes close to a Cobra
®
Printed in Philippines
Part No. 480-207-P
Version B
English
Introduction
Staying in touch with your family and friends is
convenient and easy when using your microTALK
radio. Some of the many uses you will discover include:
Making Life Easier and Safer
®
Communicating with others while hiking, biking, and working;
keeping track of family and friends at a crowded public event;
checking with travel companions in another car; talking with
neighbors; arranging meeting spots with others while
shopping at the mall.
Belt Clip
Secure your microTALK
radio while on the go.
ying your microTALK
Carr
®
®
radio with
you is easy when using the belt clip.
The belt clip easily attaches to your belt,
purse or backpack. Simply squeeze the
clip and place it where you prefer.
Customer Assistance
For Assistance in the U.S.A.
In this user’s manual, you should find all the information you need
to operate your microTALK
®
radio. If you require further assistance
after reading this manual, Cobra Electronics offers the following
customer assistance services:
Automated Help Desk
English only. 24 hours a day, 7 days a week 773-889-3087 (phone).
Customer Assistance Operators
English and Spanish. 8:00 a.m. to 6:00 p.m. CT,
Monday through Friday (except holidays) 773-889-3087 (phone).
Questions
English and Spanish. Faxes can be received at 773-622-2269 (fax).
Technical Assistance
English only.
English and Spanish. productinfo
www.cobra.com (on-line: Frequently Asked Questions).
@cobra.com (e-mail).
For Assistance Outside the U.S.A.
Contact Your Local Dealer
A1
©2005 Cobra®Electronics Corporation
English
est Cortland Street
W
6500
Chicago, Illinois 60707 USA
www.cobra.com
Introduction
Assistance
Warranty
Assistance
Warranty
Antenna
Talk
Button
Max Range
English
A2
Light/
Button
Product Features
Wrist Strap
Compartment
Battery Door
External Speaker/
Microphone/Charge Jack
Connector
Belt Clip
Battery
Latch
On/Off
Volume
Knob
Backlit LCD
Display
Channel Down
Button
Channel Up
Button
Lock/Mode
Button
Call
Button
Hi•Low Power/
Button
Enter
Speaker/
Microphone
Introduction
Features
• Two-Way Radio
With up to an 12 miles
(19 km) range
22 Channels
•
Seven shared with
FRS/GMRS, seven
FRS only, eight
GMRS only
121 Privacy Codes
•
(38 CTCSS codes/
83 DCS codes)
•
10 Channel NOAA
All Hazards Radio
• Hands-Free
Operation (VOX)
®
• VibrAlert
Silent Paging
• 10 Channel
Memory
• Signal
Strength Meter
• Scan
Channel, privacy
codes, memory
Selectable
•
Hi•Low Power
In GMRS
Backlit
•
LCD Display
• Button Lock
• Call Alert
10 selectable
tones
Speaker/
•
Microphone/
Charge Jack
• Roger Beep
Selectable on/off
Battery/
•
Power Saver
• Keystroke Tones
Selectable on/off
Auto Squelch
•
• Maximum Range
Extender
• Belt Clip
English
A3
Product Features
Backlit LCD Display
DCS Icon
Lock Icon
Call Alert and
VibrAlert®Icon
Signal Strength
Meter Icon
Hi•Low
Power Icon
Receive/
Transmit
Icon
Channel
Numbers
Powe r
Saver Icon
Scan
Icon
Battery
Level
Indicator
Maximum range may vary and is based on
unobstructed line-of-sight communication under
ideal conditions.
Important FCC Licensing Information
adio operates on General Mobile Radio
This r
vice (GMRS) frequencies which require a
Ser
Federal Communications Commission (FCC)
See page 26 f
.
license
related information.
Keystroke Tones Icon
Roger Beep Icon
Vox Icon
NOAA All
Hazards
Radio Icon
Memory
Icon
Privacy Code
Numbers
or licensing and other
CTCSS
Icon
Memory
Location
Number
Introduction
Assistance
Warranty
Operation Customer Assistance Warranty
Caring for Your microTALK®Radio
Your microTALK®radio will give you years of trouble-free service
if cared for properly. Handle the radio gently. Keep the radio away
from dust. Never put the radio in water or in a damp place.
Avoid exposure to extreme temperatures.
Remove Belt Clip
Batteries
To install or replace batteries:
1. Remove belt clip by releasing belt clip
latch and sliding clip up.
Pull Down Latch
2. Pull Down on the battery door latch to
remove the battery compartment cover.
3. Insert four AA batteries. (Always use high
Insert Batteries
quality alkaline batteries.) Position batteries
according to polarity markings.
4. Replace battery compartment cover
and belt clip.
Contact your local Cobra dealer or Cobra
directly for optional battery pack and wall
charger accessories.
The Basics to Get You Started
Your microTALK®radio is easy to use.
To get started, simply:
1. Rotate the On/Off Volume knob to turn
on your radio.
2. Press the Channel Up or Channel Down
button to select a channel.
Both radios must be tuned to
the same channel/privacy code
to communicate.
3. Press and hold the Talk button while
speaking into the microphone.
4. When finished talking, release the Talk
button and listen for a response.
•
•
Nothing comes close to a Cobra
®
1
Assistance
Warranty
Assistance
Warranty
Assistance
Warranty
Operation
Assistance
Warranty
N
otice
C
aution Warning
Installation
C
ustomer
A
ssistance
On/Off Power
Battery Low
Battery Save Mode
Using Your Radio
Turning on Your microTALK®Radio
To turn on your radio:
1. Rotate the On/Off Volume knob clockwise
on your radio.
to turn
2. Rotate the On/Off/Volume knob clockwise to
increase the volume or counterclockwise to
reduce the volume.
Your microTALK
mode, ready to receive transmissions. The radio
is always in
Talk, Call or Lock/Mode buttons are pressed.
Battery Low
Your microTALK®radio has a battery level meter
that shows when battery power is decreasing.
The greater the number of bars visible, the
stronger the battery level. When the battery
level is low, the last bar and “bALo” will flash
indicating your batteries should be replaced or,
if using rechargeable batteries, recharged.
Auto Battery Save
Your microTALK®radio has a unique circuit
designed to extend battery life. If there are
no transmissions for 10 seconds, the radio will
automatically switch to
Power Saver icon will flash in the display.
the
This will not affect the radio’s ability to receive
incoming transmissions.
®
radio is now in Standby
Standby mode, except when the
Battery Save mode and
Operation
•
Talk Button
Communicating with Another Person
To talk to another person:
Customer Assistance WarrantyIntroduction
•
1. Press and hold the Talk button.
Two Inches (five
cm) from Mouth
2. With the microphone about two inches
(five cm) from your mouth, speak in a
normal voice.
3. Release the Talk button when you are
finished talking and listen for a response.
You cannot receive incoming calls while
pressing the
•
Channel Buttons
Channels
To select a channel:
1. With the radio on, select any of the
Channel Number
•
Talk button.
Both radios must be tuned to
the same channel/privacy code
to communicate.
22 channels by pressing the
or Channel Down button.
Both radios must be tuned to the
•
Channel Up
same channel to communicate.
Channels 1 through 7 are shared by FRS and
GMRS. Channels 8 through 14 are FRS only.
Channels 15 through 22 are GMRS only.
See page 25 for FRS/GMRS frequency
allocations and compatibility charts.
Listening
Listening for a Response
When you are finished talking:
1. Release the Talk button to receive incoming
transmissions. Your microTALK
Standby mode while the Talk or
always in
Call buttons are not pressed.
®
radio is
•
English
2
Nothing comes close to a Cobra
®
3
Assistance
Warranty
Assistance
Warranty
Operation
Assistance
Warranty
C
aution Warning
C
ustomer
Assistance
Volume Knob
Call Button
Hi•Low/Enter Button
Hi Power Icon
Low Power Icon
Light/Max Rang
English
4
Using Your Radio
Volume
To adjust the volume:
1. Rotate the On/Off Volume knob.
Call Button
To alert another person that you are calling:
1. Press and release the Call button.
The other person will hear a two second
call tone. This tone is used only to establish
voice communications.
See page 23 on how to select from
10 available call tone settings.
Selectable High•Low Power Output
When in close proximity to another party or
during favorable conditions, you can switch
High to Low Power to extend battery life.
from
This feature applies to GMRS Channels
1 through 7 and 15 through 22 only.
Channels 8 through 14 operate
exclusively on low power.
To toggle between high and low power:
1. Press and hold the Hi•Low/Enter button for
two seconds.
When using Channels 1 through 7 and
15 through 22 on high power, the
will be visible on the display
When using those channels on low power
and on Channels 8 through 14, the
will be visible on the display.
Display Illumination
e
To illuminate your display:
1. Press and release the Light/Max Range
button to illuminate the display for
10 seconds.
.
Hi icon
Low icon
Operation
•
•
Auto Squelch/Maximum Range
Your microTALK®radio is equipped with Auto Squelch, which
automatically shuts
due to terrain and conditions. This slightly reduces the
at which signals can be heard.
Range
off weak transmissions and unwanted noise
You can turn off auto squelch to allow all signals to be
Customer Assistance WarrantyIntroduction
•
Maximum
received and extend the maximum range of your radio.
Light/Max Range
To briefly turn off auto squelch:
1. Press the Light/Max Range button
for less than five seconds.
If you hear two beeps, you have turned
the maximum range extender
on (see below).
To turn maximum range extender on:
•
1. Press and hold the Light/Max Range button
for at least five seconds until you hear
two beeps which indicates the maximum
range extender is
on.
To turn maximum range extender off:
1. Press and release the Light/Max Range
button or change channels.
Lock Feature
The Lock feature locks the Channel, Lock/Mode and Hi•Low
Power/Enter
Lock/Mode Button
buttons to prevent accidental operation.
To turn the lock feature on or off:
•
1. Press and hold the Lock/Mode button for
two seconds.
A double beep sound is used to confirm your
on or off request. When in Lock mode,
Lock Mode
lock
the
Lock icon will be displayed.
•
Nothing comes close to a Cobra
®
5
Assistance
Warranty
Operation
Using Your Radio
Dual Function Buttons
Two of the buttons on the microTALK®radio have Dual Functions;
Lock/Mode
• Press and release the button to scroll to the next mode function.
• Press and hold the button for two seconds or more to turn the
lock function
on or off
Hi•Low Power/Enter
• Press and release the button to enter settings.
• Press and hold the button for two seconds or more to toggle
between high and low power transmission.
Speaker/Microphone/Charge Jack
Your microTALK®radio can be fitted with an external
Speaker/Microphone, freeing your hands for other tasks.
This same jack also serves as the connecting point for
an optional wall charger/adapter.
Speaker/Microphone/
Charge Jack
To attach a speaker/microphone:
1. Open the speaker/microphone/charge
tab on top of your microTALK
®
radio.
2. Insert the plug into the speaker/
microphone/charge jack.
To connect a wall charger/adapter:
1. Open the speaker/microphone/charge
tab on top of your microTALK
®
radio.
2. Insert the wall charger/adapter plug
into the speaker/microphone/charge jack.
Signal Strength
Signal Strength Meter
Your microTALK®radio has a Signal Strength
Meter
that shows the strength of your incoming
and outgoing transmissions. The ascending bars
next to the signal strength indicate the strength
of the signal. The greater the number of bars
visible, the stronger the signal. The fewer
number of bars visible, the weaker the signal.
English
6
Operation
microTALK®Range
Your microTALK®radio has a range of up to 12 miles (19 km).
Customer Assistance WarrantyIntroduction
•
Your range will vary depending on terrain and conditions.
Maximum Range
In flat, open country your radio will
operate at maximum range.
Buildings and foliage in the path of the
signal can reduce the range of the radio.
Reduced Range
Dense foliage and hilly terrain will
further reduce the range of the radio.
On FRS channels 8 through 14, your radio
automatically switches to low power, which
•
Reduced Range
will limit the range the radio can communicate.
Remember, you can achieve maximum
range by using maximum range
extender. See page 5 for details.
Scrolling through Mode Functions
By scrolling through the Mode Functions, you will be able to
select or turn
When scrolling through the
on/off preferred features of your microTALK®radio.
Mode Functions, your radio features
•
will be displayed in the following order:
Lock/Mode Button
Set CTCSS Privacy Codes
Set DCS Privacy Codes
Set NOAA All Hazards Radio Channel
Set VOX On/Off
Set VOX Sensitivity Level
Set Memory Locations
•
Set Channel Scan
Set CTCSS Privacy Code Scan
Set DCS Privacy Code Scan
Set Memory Location Scan
Set VibrAlert
Set Call Alert Tone Signal
Set Roger Beep On/Off
Set Keystroke Tones On/Off
Scroll through the mode functions using the
Each press and release of the
next mode function. Press the
Standby mode.
radio to
®
and/or Call Alert
Lock/Mode button.
Lock/Mode button will advance to the
Talk button at any point to return the
Nothing comes close to a Cobra
®
7
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