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TR620

*Range may vary depending in environmental and/or topographical conditions.

•  8 GMRS / 14 FRS Channels
•  Long Battery Life
•  Extended Long Range*
•  Channel Scan
•  Channel Monitor
•  Battery Strength Meter
•  Call Button

1  Antenna
2  PTT (Push-To-Talk) Button
3  Channel/scan up Key
4  Channel/scan down Key
5  Call Key
6  Speaker
7  Power On/Off Key
8  Volume up/mon (monitor) Key
9  Volume down/mon (monitor) Key

10  Microphone
11  Battery Compartment 

Door

12  Channel Indicator
13  Receive Indicator
14  Battery Level Indicator
15  Transmit Indicator

Congratulations on your purchase of the Uniden
TR620 radio. This product is a lightweight, 
palm-sized radio. Use it at sporting events to stay 
in contact with family and friends, hiking, skiing, 
outdoors, or in a neighborhood watch for vital 
communication.

PACKAGE CONTENTS

Your package contains the TR620 radio, this 
reference guide and a belt clip. You will need to 
purchase 3 AAA alkaline batteries in order to 
operate the unit.

FCC GMRS LICENSE

The TR620 radio operates on the General Mobile
Radio Service (GMRS) frequencies which 
require a Federal Communication Commission
license to operate. For licensing information 
and application forms, visit the FCC on-line
at:www.fcc.gov/wtb/uls or call the FCC hotline 
at 1-800-418-3676. If you have any questions you
can contact the FCC direct at 1-888-225-5322.

INSTALL THE BATTERIES

Your TR620 radio uses 3 AAA alkaline batteries 
for power. We recommend using high quality 
alkaline batteries.

To install the batteries:

1) Make sure your radio is OFF.
2) Remove the battery compartment door by 

pressing on and sliding the compartment door,
allowing the door to be removed.

3) Install 3 AAA Alkaline batteries (not included)

into the battery compartment. Be certain to 
follow the + and – symbols in the compartment.
Installing the batteries incorrectly will prevent the
unit from operating.

4) Replace the battery compartment door by sliding

the door into place.

USING THE RADIO

In order to get the most out of your new radio, 
read this reference guide completely before 
attempting to operate the radio.

Turning the Radio On and Adjusting the Volume

1) Press and hold the 

key to turn the radio ON.

2) To change the volume level press the

volume/mon

or 

keys to increase or

decrease the volume level.

3) Press and hold the 

key to turn the radio OFF.

Adjusting the Sound (Key Beeps)

Your radio emits a beep each time one of the keys
(except for the 

PTT

button and 

call

key) is pressed.

The sound of the Key Beep will increase or
decrease depending on the volume level setting.

To turn OFF this beep:

Press and hold the 

call

key while turning ON the radio.

To turn ON this beep:

Turn the radio OFF and ON again.

Choosing a Channel

Your TR620 radio has 22 channels you can use to
talk to others. In order to speak to someone, each
of you must be set to the same channel.

To choose a channel:

Press the 

channel/scan

or 

keys to increase

or decrease the channel number displayed.

Channel Scan Feature

Your TR620 radio has a channel Scan feature that
allows you to easily Scan all 22 channels. When an
active channel is detected, the unit will pause on
that channel until the channel is clear. Then after 
a 2 second delay, the unit will continue scanning.
Pressing 

PTT

button while the Scan is paused on 

a channel will allow you to transmit on that channel.

To turn ON channel scanning:

Press and hold either the 

channel/scan

or 

key. The channel number on the display

will rapidly cycle through the channels.

To turn OFF channel scanning:

Press either the 

channel/scan

or 

key.

Talking on Your Radio

To talk to others using the radio:

1) Press and hold the 

PTT

button and speak in a

clear, normal voice about 2-3 inches away from
the microphone.

While you are transmitting the 

tx

icon is 

displayed. To avoid cutting off the first part of
your transmission, pause slightly after pressing
the 

PTT

button before you start talking.

2) When you are finished speaking, release the

PTT

button. You can now receive incoming calls.

While receiving, the 

rx

icon is displayed.

SPECIFICATIONS

Channels

8 GMRS / 14 FRS

Operating Frequency

UHF 462.5625-
467.7125 MHz

Power Source

3 AAA Alkaline Batteries

Output Power

500mW Conducted

Battery Life 

25 Hours typical
(5/5/90 duty cycle)

Frequency Chart

Ch.

Freq.

Ch.

Freq.

1

462.5625

12

467.6625

2

462.5875

13

467.6875

3

462.6125

14

467.7125

4

462.6375

15

462.5500

5

462.6625

16

462.5750

6

462.6875

17

462.6000

7

462.7125

18

462.6250

8

467.5625

19

462.6500

9

467.5875

20

462.6750

10

467.6125

21

462.7000

11

467.6375

22

462.7250

Transmitting a Call Alert Tone

Your TR620 radio is equipped with a call tone that
will be transmitted when the 

call

key is pressed.

To transmit the call alert tone, press the 

call

key.

The tone will automatically be transmitted for a fixed
length of time.

Auto Squelch Feature

The TR620 is equipped with an automatic squelch
system which shuts off weak transmissions and
unwanted noise due to terrain conditions or if you
have reached your range limit.

Monitor Mode Feature

Your TR620 radio allows you to listen in for weak 
signals on the current channel at the press of a key.

To turn ON monitor mode:

Press and hold the 

volume/mon

or 

key.

The 

rx

icon will blink.

To turn OFF monitor mode:

Press the 

volume/mon

or 

key. The 

rx

icon

will disappear.

Automatic Power Save Feature

Your TR620 has a unique circuit designed to 
dramatically extend the life of the batteries.
If there is no transmission nor an incoming call within 
2 seconds, your radio switches to the Power Save mode.
The radio is still able to receive transmissions in this mode.

 

 

 

Note:

If you press either the 

channel/scan

or 

key while the unit is pausing on a 

channel, scanning will resume.

 

 

 

Summary of Contents for TR620

Page 1: ...R620 Range may vary depending in environmental and or topographical conditions 8 GMRS 14 FRS Channels Long Battery Life Extended Long Range Channel Scan Channel Monitor Battery Strength Meter Call Button ...

Page 2: ...ey 4 Channel scan down Key 5 Call Key 6 Speaker 7 Power On Off Key 8 Volume up mon monitor Key 9 Volume down mon monitor Key 10 Microphone 11 Battery Compartment Door 12 Channel Indicator 13 Receive Indicator 14 Battery Level Indicator 15 Transmit Indicator ...

Page 3: ...t at 1 888 225 5322 INSTALL THE BATTERIES Your TR620 radio uses 3 AAA alkaline batteries for power We recommend using high quality alkaline batteries To install the batteries 1 Make sure your radio is OFF 2 Remove the battery compartment door by pressing on and sliding the compartment door allowing the door to be removed 3 Install 3 AAA Alkaline batteries not included into the battery compartment ...

Page 4: ...nel until the channel is clear Then after a 2 second delay the unit will continue scanning Pressing PTT button while the Scan is paused on a channel will allow you to transmit on that channel To turn ON channel scanning Press and hold either the channel scan or key The channel number on the display will rapidly cycle through the channels To turn OFF channel scanning Press either the channel scan o...

Page 5: ...the call key The tone will automatically be transmitted for a fixed length of time Auto Squelch Feature The TR620 is equipped with an automatic squelch system which shuts off weak transmissions and unwanted noise due to terrain conditions or if you have reached your range limit Monitor Mode Feature Your TR620 radio allows you to listen in for weak signals on the current channel at the press of a k...

Page 6: ......

Page 7: ...interference by moving your radio away from the receiver If you cannot eliminate the interference the FCC requires that you stop using the radio Hazardous Environments Do not operate the radio in hazardous environments Explosion or fire may result Do not operate the radio near unshielded electrical blasting caps Under certain conditions radios can interfere with blasting operations and may cause a...

Page 8: ... Use only the supplied or an approved antenna Unauthorized antennas modifications or attachments could impair call quality damage the radio or result in violation of FCC regulations Do not use the radio with a damaged antenna If a damaged antenna comes into contact with the skin a minor burn may result Please contact your local dealer for a replacement antenna Body worn Operation This device was t...

Page 9: ...t STATEMENT OF REMEDY In the event that the product does not conform to this warranty at any time while this warranty is in effect warrantor will either at its option repair or replace the defective unit and return it to you without charge for parts service or any other cost except shipping and handling incurred by warrantor or its representatives in connection with the performance of this warrant...

Page 10: ...t The Product should be shipped freight prepaid by traceable means to warrantor Covered under one or more of the following U S patents 4 684 870 4 734 049 5 203 015 5 214 789 5 491 745 5 497 508 5 517 677 5 557 606 5 574 994 5 610 946 5 613 201 5 625 870 5 627 876 5 628 059 5 634 196 5 634 205 5 678 176 5 697 096 5 717 312 5 722 070 5 787 345 5 901 341 6 021 326 6 084 861 6 163 691 6 195 415 6 353...

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