Page 3 - CONTENTS
Introduction Features 1Technical Support & Service 2 Included in your UH-048XR Package 3 Getting Started Battery Installation 4 Low Battery Alert 5 Belt Clip 5 Wrist Strap 6 Operation Power on/off 7 Volume 7 Selecting Channel 8 To Transmit and Receive 8 To Operate in Dual-Watch 9 Scanning 10 Con...
Page 4 - FEATURES; INTRODUCTION
The UH-048XR is a portable two-way UHF-CB radio. It is compact, rugged and fits easily in your hand.This hand held UHF radio will give you consistent,outstanding performance in virtually all conditionsand situations. To ensure that you get the most fromthe UH-048XR ’s features, please read this oper...
Page 5 - TECHNICAL SUPPORT AND SERVICE; , we suggest you contact the Uniden
TECHNICAL SUPPORT AND SERVICE Should you find it desirable or necessary to serviceyour UH-048XR , we suggest you contact the Uniden dealer where you purchased your radio. Your dealerwill be able to assist you with the complete serviceinformation. If you require service that is within the terms of yo...
Page 6 - INCLUDED IN YOUR UH-048XR PACKAGE
INCLUDED IN YOUR UH-048XR PACKAGE 3 Note: If any of these items are missing from the box, contactyour Uniden Dealer. Wrist Strap Belt Clip Desk Top Charger UH-048XR AC Adaptor Operating Guide Product Registration Card & other printed materials
Page 7 - BATTERY INSTALLATION; Make sure your radio is; GETTING STARTED
BATTERY INSTALLATION Your UH048XR radio uses 4 AAA batteries (notsupplied) for power. Please refer to page 14 should you wish to userechargeable batteries. To install thebatteries: 1. Make sure your radio is off. 2. Press battery cover release. Slide cover off. 3. Insert 4 AAA batteries (not supplie...
Page 8 - To attach the belt clip:
LOW BATTERY ALERT The LCD on your radioshows a battery meterin the upper rightcorner. iconindicates a fully powered unit. As the batteries losepower, will flash. When the batteries in the unit are low replace thebatteries immediately to continue using the radio. BELT CLIP Because you willprobably us...
Page 9 - WRIST STRAP; Insert the short end of the strap through the belt
WRIST STRAP 1. Insert the short end of the strap through the belt clip hole in the top of the belt clip. 2. Slip the long end through the loop to enclose the clip in the strap and pull tight. 6
Page 10 - OFF; VOLUME; OPERATION
➤ When you press any key (except PTT), a shorttone sounds. ➤ See the Controls and Indicators page at the backof this operating guide for button and keyoperations. POWER ON/OFF Press and hold [Power/Enter] button until a melody is heard. A channel number andbattery level should appear on the display....
Page 11 - SELECTING CHANNEL; TO TRANSMIT AND RECEIVE
SELECTING CHANNEL 1. Press [Function] until “ ” appears in the large display. The currentchannel flashes. 2. Press [ ▲ ] or [ ▼ ] to select the desiredchannel 3. Press [ ] to confirm your selection, otherwise, the radio willautomatically return to standby and the new channelwill be displayed. Note: ...
Page 12 - TO OPERATE IN DUAL-WATCH MODE
The TX indicators and appear onthe LCD. Hold the radio withmicrophone approximatelytwo inches in front of yourmouth with the antenna atapproximately 45˚ angleaway from your head. Speak in a clear, normal conversational voice. 4. When you have finished speaking,release the [PTT] and listen for a resp...
Page 13 - SCANNING
Press [ ▲ ] or [ ▼ ] to select the additionalchannel you wish tomonitor. Press [ ] to confirm your selection and to activate dual-watchmode. Otherwise, the selected channel is automaticallyaccepted if no key is pressed after 5 Secs. Note: Pressing [Function] will stop Dual-Watch Mode operation. SCAN...
Page 14 - Programming CTCSS Code; button repeatedly until “[
CONTINUOUS TONE CODED SQUELCHSYSTEM (CTCSS) CTCSS is a feature that allows a group to talk to eachother without hearing other users on the samechannel. NOTE : Uniden discourages the use of CTCSS feature until the Australian Communications Authority (ACA) grants theuse of CTCSS on CB frequencies. Pro...
Page 15 - CTCSS Tone Display
On the example below only radio 1 and 9 cancommunicate or hear each other because they areusing the same or common CTCSS code. CTCSS Tone Display This feature allows you to select the preferred displayformat for the CTCSS code setting. If frequency was chosen, then the display in the CTCSS will besh...
Page 16 - VOX Recovery Time
3. Press [ ] to confirm your selection. Otherwise, the displayed state is automatically accepted if nokey is pressed after 5 Secs. VOICE ACTIVATED (VOX) VOX feature enables user to transmit automatically byspeaking on the microphone without pressing thePTT switch. To activate VOX: 1. Press [Function...
Page 17 - AUTO KEYLOCK
in the large display and the VOX icon [ ] flashes. 2. Press [ ▲ ] or [ ▼ ] to select the delay time. 3. Press [ ] to confirm yourselection. Otherwise the selected time isautomatically accepted when no key is pressedafter 5 Secs. AUTO KEYLOCK This feature prevents accidental channel change anddisturb...
Page 18 - CALL MELODY
The radio momentarily beeps as appears on display and [ ▲ ] or [ ▼ ] and [ ] immediately goes into auto lock if no key is pressed within 10 Secs. To deactivate keylock temporarily, press and hold[Function] until disappears. Keys will go into auto lock again if no key is pressed within 10 Secs. To de...
Page 19 - MONITOR
To use Call Melody: Press [PTT] twice. Call Melody will be heard on user’s radio and on all radios using the same channel. MONITOR This feature enables users to listen in for weaksignals on the current channel at the press of the [Monitor] button. To use monitor, • For brief listening, press [Monito...
Page 20 - BATTERY LEVEL DISPLAY; The; Almost Empty
BATTERY LEVEL DISPLAY The icon in the top right hand corner of the screen indicates the UH-048XR current battery voltage level at all times. The battery level isdisplayed in 3 levels: LEVEL 3 Battery 100% full LEVEL 1 Battery approx 30% capacity LEVEL 2 Battery approx 70% capacity Almost Empty 17
Page 21 - BATTERY CHARGE; This UH048XR is designed to
BATTERY CHARGE Warning Notice! This UH048XR is designed to charge Ni-Cd batteries only. Use only the power Adaptor AAD-048S with 4 AAAsize Ni-Cd batteries. Turn the power off. Follow charging set-up below. Note 1: To fully charge the battery, leave the AC Adaptor (AAD- 048S) charging for 14-16 hours...
Page 22 - UHF CHANNELS & FREQUENCIES
* Emergency calling for simplex operation Please do not use this channel in non-emergency cases. # Back-up Emergency Channel Ch. Freq. Usage Ch. Freq. Usage 01 476.425 Simplex 21 476.925 Simplex 02 476.450 Simplex 22 476.950 Simplex 03 476.475 Simplex 23 476.975 Simplex 04 476.500 Simplex 24 477.000...
Page 23 - CTCSS CODES & FREQUENCIES
• AC Adaptor (AAD-048) • Desk Top Charger (DTC-048) • Speaker Microphone (SM-048) • Headset Microphone (HM-048) OPTIONAL ACCESSORIES ACCESSORIES Code No. Freq. (Hz) Code No. Freq. (Hz) Code No. Freq. (Hz) 00(‘oF’) OFF 13 103.5 26 162.2 01 67.0 14 107.2 27 167.9 02 71.9 15 110.9 28 173.8 03 74.4 16 1...
Page 24 - TECHNICAL SPECIFICATIONS
General Channels Transmit 40 Receive 40 Oper. Temp. 0˚C - +55˚C Antenna Fixed Microphone Built-in Electret type Display Liquid Crystal Display Speaker Round Type Power Source 4 x AAA Size Batteries Size (without antenna) 99(H) x 51.7(W) x 24.4(D)mmWeight 134g (with Antenna & Battery) Operating T...
Page 25 - Receiver
Receiver Receiver Type Dual ConversionSuper HeterodynePhase Locked LoopSystem for Local Oscillator Frequency Range 476.425 to 477.4 MHz Sensitivity @ 0.28 µV 20 dB SINADSquelch Sensitivity 0.19 µV (Threshold) Audio FrequencyResponse 500Hz, 5dB (ref: 1KHz, ± 3KHz Dev.) 2000Hz, -6dB Selectivity 60dB H...
Page 26 - UNIDEN UH-048XR UHF CB RADIO; WARRANTY
UNIDEN UH-048XR UHF CB RADIO Limited One Year Warranty Note: Please keep your sales docket as it provides evidence ofwarranty. Warrantor: Uniden Australia Pty Limited ACN 001 865 498 Uniden New Zealand Limited Elements of Warranty: Uniden warrants to the original retail owner for the duration of thi...
Page 28 - CONTROLS & INDICATORS
6 1 5 2 7 8 9 10 3 4 12 13 11 Power/Enter Function Monitor UH048 CONTROLS & INDICATORS 25
