TR620
•8 GMRS / 14 FRS Channels
•Long Battery Life
•Extended Long Range*
•Channel Scan
•Channel Monitor
•Battery Strength Meter
•Call Button
*Range may vary depending in environmental and/or topographical conditions.
1 | Antenna | 10 | Microphone |
2 | PTT | 11 | Battery Compartment |
3 | Channel/scan up Key |
| Door |
4 | Channel/scan down Key | 12 | Channel Indicator |
5 | Call Key | 13 | Receive Indicator |
6 | Speaker | 14 | Battery Level Indicator |
7 | Power On/Off Key | 15 | Transmit Indicator |
8Volume up/mon (monitor) Key
9Volume down/mon (monitor) Key
Congratulations on your purchase of the Uniden TR620 radio. This product is a lightweight,
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
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.
Note: If you press either the channel/scan ▲ or ▼ key while the unit is pausing on a channel, scanning will resume.
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
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.
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.
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 |
