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Uniden Sundowner UH-100 Owner's Manual

Uhf cb transceiver
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UHF CB TRANSCEIVER
OWNER'S MANUAL
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SUNDOWNER UH-100
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  Summary of Contents for Uniden Sundowner UH-100

  • Page 1 "" SUNDOWNER UH-100 ooldenSuaOOwlleruH-100 &&~~~~~& &~~~~~~~ &~tPtPtPtPtPtP &~~~~~~~ &&~tPtP(j(P& &&&&&& l(";;BlE)) leYEll»)le~») OWNER'S MANUAL SCANNING ,-, ,-, 8 0 IIEM BBB.BBBuHz PR, - f1 OFF le~) UHF CB TRANSCEIVER VOL..-sa un.den With Audio Scrambler and Built-In SELCALL...
  • Page 2: Table Of Contents

    Controls I Indicators I Connectors Controls Indicators Connectors Introduction .""..."""'.".'...".".".""""".""'.". Included with your UH-100 Operation Settingthe Squelch ""."""". Selecting a Channel Channel Auto Step... Transmitting Using Repeater Channels Scanning Choosing a Priority Channel Drop-Out Delay Programming Scan Channels Channel Seeking Operation...
  • Page 3 Service Care and Maintenance Notice """"""""""""""""""""""""""" Preventive Maintenance Troubleshooting Memory Backup UHF CB Channel Information SIMPLEX Operating Mode DUPLEX Operating Mode Specifications General Measurement Conditions TransmitterSection Receiver Section SELCALL Warranty """"""""""""""""""""""" """""""""""""'" """"""""""""""""""'"...
  • Page 4: Controls I Indicators I Connectors

    2. UP/DOWNCHANNELSELECTOR communication channel. 3. ON/OFF, VOLUME& SQUELCHCONTROLS ON/OFF &Volume Control (Centre Knob) Turns the UH-100 power ON or OFF and adjusts the volume. Squelch Control (Outer Ring) Eliminates background noise in the absence of an incoming signal. 4. PUSH-TO-TALK(PTT) SWITCH 5.
  • Page 5: Indicators

    The RF icon also appears at this time. Indicator 18. CALL (CAL) - The CAL icon appears when the UH-100 radio is called using SELCALL. It also appears when SELCALL codes are being transmitted. Indicator 19.
  • Page 6: Connectors

    Connectors FrontPanel 23. MICROPHONE SOCKET The microphone plug is inserted into this socket. Back Panel 24. EXTERNAL SPEAKER JACK - Used for remote receiver monitoring. When the external speaker is connected, the internal speaker is automatically disconnected. The connecting wire must use a 3.5mm miniature plug only. 25.
  • Page 7: Introduction

    The Uniden UH-1 00 UHF two way radio is designed to provide you with years of trouble free service. Its rugged components environments. The unit may be mounted universal mounting bracket. You can be confident in your choice of radio equipment...
  • Page 8: Included With Your Uh-100

    Included with your UH-100 UH-100 Owner's Manual Microphone Hanger, Screws and Washers @@ ~~ Mounting Bracket, Knobs, Rubber Washer, Washer Stars and Screws DC Power Cord with Fuse Warranty Registration Sheet...
  • Page 9: Operation

    Setting the Squelch 1. To turn the unit ON, rotate VOLUME clockwise. Adjust volume to a comfortable level. You must select a channel which is not in use before setting the SQUELCH Note: control on your radio. 2. Think of the Squelch control as a gate. If you turn SQUELCH fully clockwise it raises the "Squelch Gate"...
  • Page 10: Selecting A Channel

    4. To set the "Squelch Gate" to the desired level, turn SQUELCH counterclockwise until you hear noise. Then turn the SQUELCH clockwise just until the noise stops. Now only strong signals get through. Selecting a Channel 1. When you turn on the UH-1 00, the last channel used will appear on the LCD display. egoCH01 2a.
  • Page 11: Transmitting

    Transmitting The UH-100 transmits on 40 UHF CB channels. available channels is printed on the back cover. Select the desired channel. ego CH01 2. To transmit, press the PTT switch to activate the transmitter. '116.'1('5... <e> (!D <aD S Note:...
  • Page 12 Channels 01 through 08 have the option to operate in Duplex Mode. When any of these channels are set to operate in duplex mode during transmission, the UH-100 automatically sends the signal at a frequency 30 channels above the original. After transmitting, the radio reverts back to its original operating frequency.
  • Page 13 Whenever you press the PTT Switch the UH-100 frequency display changes to CH31 frequency. ex;... 'I 77. Press DUPLEX again to deactivate the Duplex Operation. UH-1 00 will return to Simplex operation. 'I 76.'Ii'5MHz 17 5 MHz (@D) ([~) ItIEM...
  • Page 14: Scanning

    The UH-100 has a automatically. Furthermore, the UH-100 is designed to have two types of scanning; Open Scanning (OS) and Group Scanning (GS), to give you flexibility and allow you to use the radio more effectively. To initiate scanning.
  • Page 15 Priority scanning continues after 3 seconds. If scanning stops on a channel which is not a Priority Channel, UH-100 will continue monitoring the Priority Channel for activity while listening to the active one. egoCH40 becomes active.
  • Page 16: Choosing A Priority Channel

    "I Drop-Out Delay While scanning, the UH-100 stops at a busy channel and receives a transmission. When the received signal is over, the unit will wait for three seconds for the return of the signal, otherwise, the radio resumes scanning.
  • Page 17: Programming Scan Channels

    Programming Scan Channels 1. Select which Scanning Mode you wish to use on the channel. OS or GS Mode Note: OS is indicated absence of the GS icon. 2. Select the channel you want to store. 3. Press and hold MEM for 1.5 sec. to store.
  • Page 18: Channel Seeking Operation

    Unlike normal scanning, CHANNEL SEEK is used more often when checking for active channels. If a signal is detected, while seeking, the UH-100 will tune to that signal for 4 seconds only and then resumes Seeking Operation. Changing from SCAN to SEEK Mode operation.
  • Page 19: Voice Scrambler

    "understanding" through CH08, CH31 through CH38, and CH11, and will only work between units with the voice scrambler feature compatible with the Uniden To activate the audio scrambler, select an available channel for audio scrambling. egoCH10 Press SCRAMBLE, the' Transmit in a normal fashion.
  • Page 20: Lcd Backlight Level Control

    LCD Backlight Level Control The LCD backlight level can be changed to BRIGHT, DIM, or OFF. To change the level simply press and hold the DUPLEX key for more than 1 .5 seconds. To change further, press and hold DUPLEX again. , ,-, IIEII I..f 75.5SGMHz...
  • Page 21: Selective Calling

    Likewise you need to know their Selcall codes to be able to contact them. Other users in your SELCALL family may not be using Uniden radios, the Uniden UH-100 can be programmed to have full compatibility with other brands.
  • Page 22: This Is Uh-100 Calling

    The last used SelcalllD will be displayed. (If you have never used the Selcall feature 00000 will appear.) Press the MEM switch on the UH-100 and the last digit of the SelcalllD will flash. This indicates that you can now start to enter the Transmit SelcalllD code.
  • Page 23: Acknowledgment Tone

    Tone Call button once more. When the called radio is successfully reached an Acknowledgment Tone will be received. Acknowledgment The UH-100 automatically acknowledges all the Selective Calls it receives, thereby advising the caller that it has been contacted successfully. Three Iow tone beeps characterise ((~)~~~.~...
  • Page 24: 10 Selcallld Memory

    10 SelcalllD Memory The UH-100 has a special 10 memory location, which stores the Selcall identification (ID) codes of users in your group. This section tells you how to program the SelcalllD memory . Press and release the TONE CALL switch on the microphone.
  • Page 25: Transmitting Id From Memory

    - I1 ,1./ 000.I, When completed, press MEM to store. You repeat this process locations of your UH-100. Transmitting ID from Memory The procedure is very much the same as explained in making a call. Press the TONE CALL button. 1t?1'1S...
  • Page 26: Receivingcall

    The IDthat is sent becomes the Last ID Transmitted. button is pressed this ID will be shown. To send the ID again, simply press and hold the TONE CALL button. Receiving a Call When a Call is received from another UH-100 or Compatible ""NN NIl"" """'1 I"NIN...
  • Page 27: Replying Using Selcall

    The Call alarm can be con figured to continuously unanswered. (Please refer to Selcall Advance Programming on page 32) SELCALL Replying using When a call is received from another UH-100, or compatible radio, the UH-100 automatically decodes and displays the caller ID. Beep "- ,,-If :;~'Z,;~l ""'"...
  • Page 28 If the radio was left unattended you can call back later by simply pressing and holding the TONE CALL button. fEl CIIL RF ... t?]'fS6 ~~~~ This action automatically programming. If the received call does not have the Caller ID information, a dash (-) line will be shown in lieu of the Caller ID.
  • Page 29: Group Calling

    Your UH-100 incorporates The UH-100 has the capability of being owner programmed to Group Call within groups of 2 to 10,11 to 100,101 While you were setting SelcalllO "A"...
  • Page 30: Tone Squelch (Receiver Quieting)

    Tone squelch (Receiver Quieting) Receiver Quieting, or Tone Squelch (TSQ), is actually SELCALL in action. The UH- 100 receiver is muted and you cannot hear any signals until the mute is disengaged by reception of your Selcall code. Refer to page 8 for explanation of how the squelch system works.
  • Page 31: Activating The Tone Squelch (Receiver Quieting)

    TSQ indicator disappears from the display. Receiving Calls when in Quiet Mode The UH-100 will respond in the same way in quiet mode as when it is called while in normal mode. When the call is left unanswered, condition.
  • Page 32: Tone Squelch Scanning

    Tone Squelch Scanning You may wish to limit your scanning activities so the UH-100 will only scan the channels you have pre-arranged to use with your SELCALL family. These are the channels you have programmed as TSQ or quiet mode.
  • Page 33: Selcall Advance Programming

    SELCALL Advance Programming The Sundowner UH-1 00 radio is fully user programmable. select your own radio ID, configure the radio's response when a call is received, change SELCALL parameters for compatibility Please read the following procedure carefully to understand the full SELCALL capability of this radio.
  • Page 34 The illustration below outlines the user programmable Once inside the programming Press MEM to select. Change the setting using the .& or T key. Press MEM again to store and exit. Caller ID Decoding Group Call Mode Programming Alarm Mode Programming OS/GS Press and Hold the...
  • Page 35: Radio Id Programming

    Radio ID Programming To program your own Radio ID, perform the following procedure. From the main menu, using the... or T key, go to the Radio ID Programming (If you have never changed this parameter, the Radio ID 00000 will be displayed) Press the MEM key to start programing.
  • Page 36: Tone Period Programming

    Tone Period Programming Tone Period is the duration of one tone in a SElCALL parameter depends on the application. signal strength of the transmitted it is advisable to use a longer tone period. A long tone period gives the decoder more time and information to check and evaluate the code.
  • Page 37: Lead-In Delay Programming

    Lead -In Delay Programming Lead-in Delay is a SELCALL transmission parameter that "wakes-up" and helps the receiver of the other radio to lock onto the incoming signal. Each time a SELCALL ID is transmitted, the Lead-in Delay attaches itself to the beginning of the code sequence and causes the transmitter to be on for a longer period prior to the code transmission.
  • Page 38: Lead-In Tone Programming

    Lead In tone. Without it, TSQ scanning resumes. If a Lead - In Tone is present the UH-100 will lock onto that signal and wait for the SELCALL ID. You can program the UH-100 to lock onto a particular Lead enables the radio to immediately your group.
  • Page 39 To change the lead-In Tone setting. From the main menu, using the A or ... key, go to the lead-In Tone Programming Menu. (If you have never changed the lead-In delay duration the default setting is Tone 1) Press the MEM key to start programming. The lead In Tone on display willflash.
  • Page 40: Alarm Mode Programming

    Alarm Mode Programming The UH-100 has two types of alarm set-up. Set-up 1: Auto-Resume (Default setting) When a Call is received in, Normal Mode The alarm will sound only for 10 seconds ii) Tone Squelch Mode The quieting circuit will open for 20 seconds. If left unanswered Tone Squelch condition resumes.
  • Page 41 To change the Alarm Mode setting. From the main menu, using the. or ... key, go to the Alarm Mode Programming Menu. (If you have never changed the Alarm setting, the default setting is Auto) Press the MEM key to start programming. The Alarm setting on display will flash. This indicates that you can now change the setting.
  • Page 42: Group Call Mode Programming

    Group Call Mode Programming There are two ways the Group Call Code is transmiitted. The Uniden UH-100 can be programmed Group 1 setting recognizes a group call transmitted Le. Calling 100 radios, with a tone period setting of 40 mSec.
  • Page 43: Caller Id Decoding

    The first five digit is the ID of the radio to be called and the last five digit is its own ID. Some radios in the market use only nine digit. If any member of your group is not using Uniden radio, a quick check of its operating guide will advise you the signalling format it is using.
  • Page 44: Service

    Should you find it desirable or necessary to service your UH-100, we suggest you contact the Uniden Dealer where your purchase was made. Your dealer will be able to assist you with complete service information. If you require service that is within the terms of your warranty you should present a copy of your receipt to your dealer to authenticate your claim.
  • Page 45: Care And Maintenance

    Care and Maintenance Notice If the UH-100 has been subjected to extreme high temperature (above 60°C) for a prolonged period of time, blackening of the Liquid Crystal Display (LCD) may occur. This is not a fault. Normal LCD operation resumes when the temperature stabilizes back to standard operating conditions (0 to 55°C).
  • Page 46: Uhfcb Channel Information

    UHFCB Channel Information This radio has been designed to provide a high level of performance in the Citizens Band Radio Service, which is comprised of the following frequency assignments: SIMPLEX Operating Mode Channel Channel Frequency in MHz 476.425 476.450 476.475 476.500 476.525 476.550...
  • Page 47: Duplex Operating Mode

    DUPLEX Operating Mode Channel Assignment Receive Frequency (MHz) 476.425 476.450 476.475 476.500 476.525 476.550 476.575 476.600 Transmit Frequency (MHz) 477.175 (CH31) 477.200 (CH32) 477.225 (CH33) 477.250 (CH34) 477.275 (CH35) 477.300 (CH36) 477.325 (CH37) 477.350 (CH38)
  • Page 48: Specifications

    General Channels Frequency Range Crystal Oscillator Microphone Speaker Antenna Connector Jacks & Connectors Controls Indicators Cabinet Size Weight Operating Temperature Power Requirements SMA Approval Accessories Specifications : 476.425MHz to 477.40MHz : 600 ohm, Dynamic Type : 8 ohm, 3.5W : M-Type : Mic 4P Metal EXT SP 3.5<1>...
  • Page 49: Measurement Conditions

    Measurement Conditions ::>owerSource I\ntenna Impedance Test Temperature Modulation Frequency: Mean Signal Input Level: Reference Audio Output Power Reference Modulation Deviation Audio Output Load Transmitter Section Frequency Tolerance at 25°C (5 minutes after turning on) Carrier Power Spurious Emission Current Drain Modulation Frequency Response (1 kHz, 0 dB reference, at 1 kHz deviation) Lower at 500 Hz Upper at 2.0 kHz...
  • Page 50: Selcall

    Current Drain at No Signal Current Drain at Maximum Output SELCALL Standard Encode/Decode Format Transmit Tones Receive Tones Tone Periods Lead-In Delay Lead-In Tone : 350mA : 550mA : CCIR International : 5 Tones :0-9,A-D,F :0 - 9 : 20, 40, 70, 100mSec : 500mSec, 1, 2, 3, 4Sec :0-9,A-F...
  • Page 51: Warranty

    (E) Used in conjunction with any equipment or parts or as part of a system not manufactured by Uniden, (F) Installed, programmed or serviced by anyone other than an authorized Uniden Repair Agent, or (G) Where the Serial Number label of the product has been removed or damaged beyond recognition.
  • Page 52 Australia Pty. Ltd. 345 Princes Highway, Rockdale, N.S.W.2216 Phone:(02) 9599 3100 Fax:(02) 9599 3278 Uniden Uniden@is a registered trademark of Corporation. Features, specifications, and availability of optional accessories are all subject to change without notice. UTZZ01864ZZ @ Copyright 1996 Uniden Australia Pty. Ltd.