Uniden UH-048XR Operating Manual
Uniden UH-048XR Operating Manual

Uniden UH-048XR Operating Manual

Uniden portable two-way uhf-cb radio operating guide uh-048xr

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UH-048XR
Operating
Guide

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Table of Contents
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Summary of Contents for Uniden UH-048XR

  • Page 1 UH-048XR Operating Guide...
  • Page 2 Do not let children operate any transmitter- equipped radio equipment unless supervised. Have your radio equipment serviced by a qualified Uniden technician. Do not operate the transmitter of any radio equipment with the antenna touching or close to the eyes, face, or exposed body parts.
  • Page 3: Table Of Contents

    CONTENTS Introduction Features Technical Support & Service Included in your UH-048XR Package Getting Started Battery Installation Low Battery Alert Belt Clip Wrist Strap Operation Power on/off Volume Selecting Channel To Transmit and Receive To Operate in Dual-Watch Scanning Continuous Tone Coded Squelch (CTCSS)
  • 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 conditions and situations. To ensure that you get the most from the UH-048XR’s features, please read this operating...
  • Page 5: Technical Support & Service

    Toll Free 1300 366 895 Caution: Changes or modifications to this product not expressly approved by Uniden; or operation of this product in any way other than as detailed by this Operating Guide, can void your warranty and authority to operate this product.
  • Page 6: Included In Your Uh-048Xr Package

    INCLUDED IN YOUR UH-048XR PACKAGE UH-048XR AC Adaptor Wrist Strap Belt Clip Desk Top Charger Operating Guide Product Registration Card & other printed materials Note: If any of these items are missing from the box, contact your Uniden Dealer.
  • Page 7: Getting Started

    GETTING STARTED BATTERY INSTALLATION Your UH048XR radio uses 4 AAA batteries (not supplied) for power. Please refer to page 14 should you wish to use rechargeable batteries. To install the batteries: 1. Make sure your radio is off. 2. Press battery cover release.
  • Page 8: Low Battery Alert

    LOW BATTERY ALERT The LCD on your radio shows a battery meter in the upper right corner. icon indicates a fully powered unit. As the batteries lose power, will flash. When the batteries in the unit are low replace the batteries immediately to continue using the radio.
  • Page 9: Wrist Strap

    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.
  • Page 10: Operation

    OPERATION When you press any key (except PTT), a short tone sounds. See the Controls and Indicators page at the back of this operating guide for button and key operations. POWER ON/OFF Press and hold button [Power/Enter] until a melody is heard. A channel number and battery level should appear on the display.
  • Page 11: Selecting Channel

    Thus, you have to start again from the first step. TO TRANSMIT AND RECEIVE The UH-048XR uses the 40 UHF-CB Channels. For your reference a list of the available channels and corresponding frequencies is printed at the end of this manual.
  • Page 12: To Operate In Dual-Watch

    The TX indicators appear on the LCD. Hold the radio with microphone approximately two inches in front of your mouth with the antenna at approximately 45˚ angle away from your head. Speak in a clear, normal conversational voice. 4. When you have finished speaking, release the listen for a response.
  • Page 13: Scanning

    Press select the additional channel you wish to monitor. Press confirm your selection and to activate dual-watch mode. Otherwise, the selected channel is automatically accepted if no key is pressed after 5 Secs. [Function] Note: Pressing operation. SCANNING This feature allows you to scan for an active channel and communicate with the party transmitting.
  • Page 14: Continuous Tone Coded Squelch (Ctcss)

    CTCSS is a feature that allows a group to talk to each other without hearing other users on the same channel. NOTE : Uniden discourages the use of CTCSS feature until the Australian Communications Authority (ACA) grants the use of CTCSS on CB frequencies.
  • Page 15: Ctcss Tone Display

    On the example below only radio 1 and 9 can communicate or hear each other because they are using the same or common CTCSS code. Code 1 Code 7 No CTCSS Code CTCSS Tone Display This feature allows you to select the preferred display format for the CTCSS code setting.
  • Page 16: Voice Activated (Vox)

    3. Press the displayed state is automatically accepted if no key is pressed after 5 Secs. VOICE ACTIVATED (VOX) VOX feature enables user to transmit automatically by speaking on the microphone without pressing the PTT switch. To activate VOX: 1. Press [Function] the large display and the VOX icon [ 2.
  • Page 17: Auto Keylock

    in the large display and the VOX icon [ flashes. 2. Press select the delay time. 3. Press confirm your selection. Otherwise the selected time is automatically accepted when no key is pressed after 5 Secs. AUTO KEYLOCK This feature prevents accidental channel change and disturbance to the preferred settings of the user.
  • Page 18: Call Melody

    The radio momentarily beeps as display and into auto lock if no key is pressed within 10 Secs. To deactivate keylock temporarily, press and hold [Function] until auto lock again if no key is pressed within 10 Secs. To deactivate permanently: 1.
  • Page 19: Monitor

    To use Call Melody: Press twice. Call Melody will be heard on user’s [PTT] radio and on all radios using the same channel. MONITOR This feature enables users to listen in for weak signals on the current channel at the press of the button.
  • Page 20: Battery Level Display

    BATTERY LEVEL DISPLAY icon in the top right hand corner of the screen indicates the UH-048XR current battery voltage level at all times. The battery level is displayed in 3 levels: LEVEL 3 Battery 100% full LEVEL 2 Battery approx...
  • Page 21: Battery Charge

    BATTERY CHARGE Warning Notice! This UH048XR is designed to charge Ni-Cd batteries only. Use only the power Adaptor AAD-048S with 4 AAA size 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 And Frequencies

    UHF CHANNELS & FREQUENCIES Freq. 476.425 476.450 476.475 476.500 *476. 525 476.550 476.575 476.600 476.625 476.650 #476.675 Emergency Channel 476.700 476.725 476.750 476.775 476.800 476.825 476.850 476.875 476.900 * Emergency calling for simplex operation Please do not use this channel in non-emergency cases. # Back-up Emergency Channel Usage Simplex...
  • Page 23: Ctcss Codes And Frequencies

    CTCSS CODES & FREQUENCIES Code No. Freq. (Hz) 00(‘oF’) 67.0 71.9 74.4 77.0 79.7 82.5 85.4 88.5 91.5 94.8 97.4 100.0 ACCESSORIES • AC Adaptor (AAD-048) • Desk Top Charger (DTC-048) OPTIONAL ACCESSORIES • Speaker Microphone (SM-048) • Headset Microphone (HM-048) Code No.
  • Page 24: Technical Specifications

    TECHNICAL SPECIFICATIONS General Channels Oper. Temp. Antenna Microphone Display Speaker Power Source Size 24.4(D)mm Weight Operating Time at Batteries) 5-5-90 Duty Cycle Batteries) Transmitter Frequency Control Frequency Range Frequency Stability Power Output Spurious Emissions Current Drain Transmit 40 Receive 40 0˚C - +55˚C Fixed Built-in Electret type...
  • Page 25 Receiver Receiver Type Frequency Range Sensitivity @ 20 dB SINAD Squelch Sensitivity Audio Frequency Response (ref: 1KHz, ± 3KHz Dev.) Selectivity Hum & Noise Ratio Audio Output Drain Current Drain Specifications shown are typical and subject to change without notice. Dual Conversion Super Heterodyne Phase Locked Loop...
  • Page 26: Warranty

    Uniden New Zealand Limited Elements of Warranty: Uniden warrants to the original retail owner for the duration of this warranty, its UH-048XR UHF CB Transceiver Radio (hereinafter referred to as the Product) to be free from defects in materials and craftsmanship with only the limitations or exclusions set out below.
  • Page 27 Fax (02) 9599 3278 Toll Free 1300 366 895 Customers in other states should ship or deliver the Product freight pre-paid to the nearest Uniden Authorised Repair Centre. (Contact Uniden for the Warranty Agent nearest you.) UNIDEN NEW ZEALAND LTD...
  • Page 28: Controls & Indicators

    CONTROLS & INDICATORS Function Monitor Power/Enter UH048...
  • Page 29 A. Signal Strength Indicator B. Monitor Indicator C. CTCSS Indicator D. Auto Channel Scan Indicator E. Dual Watch Scan Indicator VOX Indicator 1. Detachable Belt Clip 2. Battery Cover 3. Antenna 4. PTT (Push-to-talk) Button 5. External Mic/Speaker/ Charger Jack 6.
  • Page 32 © 2000 Uniden Australia Pty Limited/ Uniden New Zealand Limited...

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