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11

TO TRANSMIT AND RECEIVE

The 

UH075

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.

1. The maximum RF transmit power of 

UH075

is

5 watts.

To switch to low power, press 

LOW

appears on the LCD.

To switch back to higher power, press 
again. 

LOW

indicator disappears from the LCD.

2. Before you transmit, listen for activity on the

selected channel.

3. When the channel is clear, press and hold the

to transmit. 

TX

appears on the LCD.

PTT

1/5w

1/5w

4. When you have finished speaking, release the

and listen for a response. 

TX

indicator

then disappears on the LCD.

The display shows 

BUSY

when a transmission

is being received by your radio.

PTT

Hold the radio with microphone approximately
five cms in front of your mouth with the
antenna at approximately 45* angle away from
your head. Speak in a clear, normal
conversational voice.

UT01913ZZ_1  11/21/03  5:50 PM  Page 11

Summary of Contents for UH075

Page 1: ...To bring outstanding wireless communication products to people s lives throughout the world Operating Guide UH075 UT01913ZZ_1 11 21 03 5 50 PM Page i ...

Page 2: ...ached and securely fastened This is NOT a rating that allows for the unit to be submersed LITHIUM ION BATTERY PACK WARNING This equipment contains a Lithium Ion Battery Pack The Lithium Ion Battery Pack contained in this equipment may explode if disposed of in a fire Do not short circuit the Battery Pack Do not charge the Lithium Ion Battery Pack used in this equipment in any charger other than th...

Page 3: ... Transmit and Receive 11 Using a Repeater Channel 12 To Operate UH075 in Duplex Mode 13 Scanning 13 Open Scan OS Mode 13 Group Scan GS Mode 14 Programming Scan Channels 15 Priority Channel 15 Choosing a Priority Channel 15 Drop Out Delay 15 Advanced Features 16 CTCSS 16 VOX 16 Power Save 18 Back Lighting 18 Keypad Lock 18 Busy Channel Lock out BCL 19 Monitor 19 UHF Channel and Frequencies 20 CTCSS...

Page 4: ...ating guide carefully before using the unit FEATURES 40 UHF CB Channels 5W Max TX Power 5W 1W Switchable TX Power Waterproof meets JIS 4 waterproof specifications Rubber Grips Seal CTCSS Backlit Keypad LCD Display Duplex Mode Open and Group Scan Busy Channel Lockout Function VOX Function Headset Jack Keypad Lock Battery Type Lithium lon Rechargeable Low Battery Alert Battery strength Indicator Aut...

Page 5: ...5 Beltclip Wrist Strap Lithium Battery BP075 AC Adapter AAD 075S UH075 Antenna Reference Guide Printed Material Mounting Screws If any of these items are missing from the box contact your Uniden Dealer immediately UT01913ZZ_1 11 21 03 5 50 PM Page 3 ...

Page 6: ...ame space as the holes on the charger Place the charger with the screws through the larger holes then turn the charger 2 Plug one end of the AC adapter into the wall outlet and the other end into the drop in charger When you mount the drop in charger in a mobile vehicle use the optional cigarette lead instead Attaching the Antenna Attach the antenna to the UH075 Be sure the antenna is firmly seate...

Page 7: ...ip is firmly attached Contacts CAUTION Avoid exposing the Lithium Ion battery attached or unattached to the radio in direct sunshine heated cars or in areas with temperatures below 20 C 4 F or above 60 C 140 F Exposing the chemicals contained within the battery pack to temperatures above 60 C 140 F may cause the battery to rupture fail or reduce performance In case of exposure to cell contents was...

Page 8: ...he UH075 in the drop in charger 2 The red LED illuminates and stays ON until fully charged The charger won t overcharge the battery pack When charging is completed the charge LED is no longer illuminated Do not transmit when the UH075 is in the drop in charger You can monitor incoming calls while the UH075 is in the drop in charger 4 To take the beltclip off the radio turn it and slid it up UT0191...

Page 9: ...attery approx 40 capacity LEVEL 2 Low Battery LEVEL 1 flashing Empty Battery When is pressed at Level Empty battery icon and channel number will flash transmission is disabled PTT Recharge the battery at any time From empty the battery will take up to 5 hours to fully charge Battery Life 12 Hours Typical This is based on the following Duty Cycle Transmit Low Power 5 Receive 5 Stand by 90 UT01913ZZ...

Page 10: ...o emits a beep each time one of the keys except for the PTT or mon are pressed To turn OFF this beep Press and hold while turning on the radio To turn ON this beep Press and hold while turning on the radio dup dup VOLUME Rotate the ON OFF VOL knob clockwise or counter clockwise to adjust speaker volume to desired listening level See the Controls and Indicators page at the back of this operating gu...

Page 11: ... is transmitted even if key beep is turned off However Roger Beep will not be heard from the speaker To turn OFF Roger Beep Press and hold while turning on the radio To turn ON Roger Beep Press and hold while turning on the radio SELECTING CHANNEL Press or to select the desired channel If you press and hold the or channel number will scroll rapidly UT01913ZZ_1 11 21 03 5 50 PM Page 9 ...

Page 12: ...set the Squelch Gate to the desired level turn SQ counter clockwise until you hear noise Then turn the SQ clockwise just until the noise stopped Now only the desired signal can get through If an incoming signal is very weak there is a possibility that you will have a choppy or broken reception due to the sensitivity of the squelch In this case simply rotate the SQ clockwise until the weak signal i...

Page 13: ... Before you transmit listen for activity on the selected channel 3 When the channel is clear press and hold the to transmit TX appears on the LCD PTT 1 5w 1 5w 4 When you have finished speaking release the and listen for a response TX indicator then disappears on the LCD The display shows BUSY when a transmission is being received by your radio PTT Hold the radio with microphone approximately five...

Page 14: ...hen re transmitted at the same time on another channel Your UH075 is designed with duplex capability on Channels 1 to 8 When any of these channels are set to operate in duplex mode during transmission the UH075 automatically sends the signal at a frequency 30 channels above the original in order to access the repeater station After transmitting the radio reverts back to its original operating freq...

Page 15: ...the absence of GS icon indicates that the unit is on OS mode Allows continuous scanning of channels stored in the Open Scan OS memory If an active channel is found scanning will stop on that channel The factory has preprogrammed all the 40 UHF channels into the Open Scan channel memory However you can change or customize the channels by following the steps on programming Scan Channels on page 15 E...

Page 16: ...on that active channel If none of the channels are active the UH075 will reinstate the Priority channel If GS Scanning is initiated when there are no channels programmed in GS memory an error tone will be heard and scanning will not start If the Priority channel becomes active the radio will stay on that channel for as long as the signal is present If the received signal ceases Priority scanning c...

Page 17: ...ature allows user to monitor one of 40 channels in the UH075 monitoring it every 1 5 secs during Group Scanning Choosing a Priority Channel The starting channel when Group Scanning is initiated is always the Priority Channel To change the priority channel setting while scanning eg PRI Channel is CH17 476 825 MHz a press to select a higher channel scanning pauses or b press to select a lower channe...

Page 18: ...decode time to decode the CTCSS code If there is no code or the receive code does not match the one programmed on the unit the unit resumes scanning Channels 5 and 35 are used for emergency channels CTCSS will not operate on these channels ctcss scan ADVANCED FEATURES CTCSS Continuous Tone Coded Squelch System CTCSS is a feature that allows a group to talk to each other without hearing other users...

Page 19: ...ress and hold for 1 5 secs VOX icon blinks 2 Press either or within 10 secs to select the desired VOX sensitivity level 9 with the lowest sensitivity to 1 with the highest sensitivity 3 Press to save the selected level VOX icon stops blinking 4 Install VOX Headset not supplied to UH075 vox vox To De activate VOX 1 Remove VOX Headset from UH075 2 Press and hold for 1 5 secs until VOX blinks 3 Press...

Page 20: ...ituations The back lighting automatically switches ON every time a key except PTT is pressed It turns OFF 5 secs after the last key is pressed KEYPAD LOCK To prevent accidental entries you can lock the keypad Press and hold the button until it beeps to activate Key Lock icon appears To unlock the keypad press and hold the button again icon disappears When the Key Lock is active a warning beep will...

Page 21: ... appears on display To De activate BCL Press and hold for 1 5 secs until BCL disappears from the display MONITOR This feature enables users to listen in for weak signals on the current channel at the press of a button To use monitor For brief listening press For continuous listening Press and hold for 2 sec A two tone beep will be heard and the receiver circuit will stay open letting in both the n...

Page 22: ...775 16 476 800 17 476 825 18 476 850 19 476 875 20 476 900 Simplex Mode CH No Transmit Receive Frequency MHz 21 476 925 22 476 950 23 476 975 24 477 000 25 477 025 26 477 050 27 477 075 28 477 100 29 477 125 30 477 150 31 477 175 32 477 200 33 477 225 34 477 250 35 477 275 36 477 300 37 477 325 38 477 350 39 477 375 40 477 400 Channel 05 and 35 are Emergency Channels and channel 11 is a Calling Ch...

Page 23: ...2 2 01 67 0 14 107 2 27 167 9 02 71 9 15 110 9 28 173 8 03 74 4 16 114 8 29 179 9 04 77 0 17 118 8 30 186 2 05 79 7 18 123 0 31 192 8 06 82 5 19 127 3 32 203 5 07 85 4 20 131 8 33 210 7 08 88 5 21 136 5 34 218 1 09 91 5 22 141 3 35 225 7 10 94 8 23 146 2 36 233 6 11 97 4 24 151 4 37 241 8 12 100 0 25 156 7 38 250 3 UT01913ZZ_1 11 21 03 5 50 PM Page 21 ...

Page 24: ...mitter Frequency Control Phase Locked Loop Frequency Range 476 425 to 477 4 MHz Frequency Stability 3 ppm Power Output 5 W high 1 W low Spurious Emissions 50 dBc Current Drain 1500 mA high 800 mA low Receiver Receive Type Dual Conversion Super Heterodyne Phase Locked Loop System for Local Oscillator Frequency Range 476 425 to 477 4 MHz Sensitivity 12 dB SINAD 120 dBm Squelch Sensitivity 126 dBm Th...

Page 25: ... Drain Squelched 40 mA Max Audio 170 mA Charger Std Power Supply AAD 075S Input 230 240 V AC 50 Hz Output 9 V 210 mA Approval No V 00031 Specifications shown are typical and subject to change without notice UT01913ZZ_1 11 21 03 5 50 PM Page 23 ...

Page 26: ...r 1 year the UHF CB Transceiver Unit only All accessories AC Adaptor Wrist Strap Battery and Antenna are covered for 90 days Statement of Remedy In the event that the product does not conform to this warranty at any time while this warranty is in effect the warrantor at its discretion will repair the defect or replace and return it to you without charge for parts and service This warranty does not...

Page 27: ...mem 7 Scan Button scan Busy Channel Lock Out Mode bcl 8 TX Power Lock Button 1 5w lock 9 Microphone 10 Speaker MIC Optional Jack 11 ON OFF VOL Knob 12 Squelch Knob SQ 13 LCD Display 14 Monitor Button mon 15 Open Scan Group Scan os gs VOX 16 Channel Up Button 17 Duplex Key dup CTCSS Key ctcss 18 Channel Down Button 19 Speaker UT01913ZZ_1 11 21 03 5 50 PM Page 25 ...

Page 28: ... Transmit B 1W Power C Duplex Transmit D Scanning E Monitor F Priority G Busy Channel Lock Out H Group Scanning I Channel Numbers J CTCSS K VOX L Roger Beep M Battery Level Indicator N Key Lock O Memory P Receive UT01913ZZ_1 11 21 03 5 50 PM Page 26 ...

Page 29: ...27 Note UT01913ZZ_1 11 21 03 5 50 PM Page 27 ...

Page 30: ... 2003 Uniden Australia Pty Limited Uniden New Zealand Limited Part Code UTZZ01913ZZ Printed in China UT01913ZZ_1 11 21 03 5 50 PM Page 30 ...

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