Compact fully featured 5 watt uhf cb radio compact fully featured remote mount 5 watt uhf cb radio compact fully featured remote mic 5 watt uhf cb radio (40 pages)
FrEQuEncIEs ....35 transmitting ............12 sPEcIFIcAtIons ..........36 time-out timer ..........12 sc wArrAnty AGAInst DEFEcts ....38 Backlighting ............12 SUPPLIeD wItH tX3120s radio Dc lead mounting cradle screw pack and Adaptor microphone Instruction manual microphone clip PA G E 2...
40 channel wideband radios will continue to operate on the original 40 channels, however your GmE tX3120s 80 channel radio is Australian they will not be able to converse on the newer designed and built and is the most advanced uhF channels 41 –...
eMerGenCy CHanneLS teLeMetry CHanneLS the AcmA has allocated channels 5/35 for AcmA regulations have allocated channels 22 emergency use only. channel 5 is the primary and 23 for telemetry only applications and have simplex Emergency channel. where a channel 5 prohibited the transmission of speech on these repeater is available, you should select Duplex on channels.
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Advanced Signal Management: Identifies interference caused by strong local signals on adjacent channels and prevents these from opening your squelch. Asm also minimises distortion on reception by fine tuning the receiver frequency to match that of the incoming signal. Dynamic Volume Control: Automatically compensates for variations in received audio level to provide a constant audio output level to the speaker.
GeneraL OPeratIOn FrOnt PaneL COntrOLS channel control scan Volume control on/off squelch rear PaneL Antenna Dc socket microphone speaker PA G E 6 I n s t r u c t I o n m A n u A l t X 3 1 2 0 s...
LCD PaneL scan Duplex Priority signal meter transmit Busy ctcss/Dcs Information channel MICrOPHOne channel up channel Down Priority channel Push to talk scan t X 3 1 2 0 s I n s t r u c t I o n m A n u A l PA G E 7...
On/OFF SwItCH reCeIVe aUDIO MUte Press the Volume control to turn the radio on. Press there may be times when it is desirable to and hold the Volume control to turn the radio off. temporarily override the minimum volume setting and completely mute the receiver audio.
2. rotate the Channel control left or right to COnFIGUratIOn MenU select the required menu item then press the the configuration menu provides access to all the Channel control to edit it. the selected item radio’s preset settings. will flash. to use the menu 3.
FLIPPInG tHe DISPLay SQUeLCH the tX3120s’s small size allows it to be mounted the squelch is used to eliminate any annoying in almost any convenient location. however the background noise when there are no signals most suitable location may sometimes require the present.
NOTE: when finished briefly press the Channel control to the squelch level can be actively adjusted while the radio is scanning. this allows you to return to the menu or press and hold the Channel tighten the squelch in cases where an undesired control to exit the menu.
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Adjusting the Backlighting 3. Briefly press the Channel control to return to the menu. the backlight brightness and colour can be Whiteness adjusted via the menu for personal preference. there are three backlight settings available. 1. rotate the Channel control to the right until BKLgT (Brightness setting): Provides a ‘whItE’...
Dynamic transmission and reception will only be intelligible Volume control feature which, when activated, to others using the same scrambler technology.
SILent SQUeLCH taIL the squelch tail is the short burst of noise that is Scrambler Encoder ON heard in the speaker at the end of a transmission just before the squelch closes. to some it is a reassuring confirmation that it is their turn to transmit but in some applications it may be an annoyance especially when listening through an Scrambler Encoder OFF...
DISaBLInG tHe InternaL SPeaKer rePeaterS anD DUPLeX the tX3120s has two speakers – one mounted Duplex operation allows the radio to transmit on inside the radio and the other mounted inside the a different frequency to that which it receives. this microphone.
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your radio allows you to enable or disable Duplex to enable or disable Duplex on a repeater channel mode on individual repeater channels. In this way 1. select the required repeater channel (1 – 8, any repeater channels that are not being used with 41 –...
IMPORTANT: channels 1 – 8, 31 – 38, 41 – 48 to recall a Priority channel; and 71 – 78 should only be used in simplex mode Briefly press the channel control. the radio will if there are no repeaters in or near your location immediately switch to the Priority channel.
3. rotate the Channel control to select your If the unwanted active channel continues to required scan Group. select ‘oPEn’ for open interrupt the scan after the 30 second skip period scan, ‘GrouP’ for Group scan or ‘nEtwK’ for has elapsed, hold the key while the radio is network scan.
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when finished press and hold the Channel control this time the channel numbers will scroll rapidly as to exit the menu. the channels are scanned. Programming the Scan Memory NOTE: If there are less than 2 channels programmed into the scan memory when you your radio has all 80 channels factory-programmed press the key, a low beep will sound and the...
• If you need to use your Priority channel (for an 2. check to see if the symbol is displayed on urgent call), briefly press the Channel control. that channel. the scan will be cancelled and the radio will • is displayed, the selected channel is jump straight to the Priority channel.
in the reception of the busy channel. once the your scan group. when any member of the group signal has gone and there has been no activity transmits, their radio automatically selects a clear for 5 seconds, the radio will resume scanning. channel to transmit on.
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• to disable net-scan, select ns-oF. • is displayed, the selected channel is already in the scan memory. to remove it, press when finished press and hold the Channel control and hold the key. will disappear. to exit the menu. •...
50 tones are available in all GmE radios, the determine which calls are meant for you. tones used in older GmE models may be listed in a ctcss (continuous tone coded squelch system) different order to those in your radio.
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2. rotate the Channel control until ‘ctcxx’ or to Enable silent mode on a channel: ‘Dtxxx’ is displayed then press the Channel 1. select the required channel. control to select it. 2. Press and hold the key until a high beep 3.
InStaLLatIOn the squelch and listen for signals on the channel before transmitting (see monitor Function directly the tX3120s is supplied with a slim, u-shaped below). mounting bracket. the bracket can be screwed or bolted in any convenient location in your vehicle...
Finally, plug the microphone, power lead and antenna cable into the sockets provided on the radio’s rear panel. Mounting 29mm 63mm FIttInG tHe raDIO Microphone Cable Clip As the microphone connects to the rear panel, a cable clip is provided to route the cable towards the front.
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Ensure sufficient length to reach microphone socket Press cable into slot Cable Clip Options LHS cable clip Installed Cable Clip Options RHS Gimbal Knob Gimbal Knob If using the mounting bracket, fit radio into the bracket and insert the cable clip at the required location.
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Plug microphone Plug into socket on rear Panel Gimbal Knob microphone cable mounting Bracket microphone cable clip If not using the mounting bracket, place the cable clip in the required location and insert the plastic collar provided. secure the assembly using the gimbal knob and tighten.
FLIPPInG tHe DISPLay antenna COnneCtIOn the tX3120s’s small size allows it to be mounted It is essential to select a good quality, high in almost any convenient location. however the efficiency, 477 mhz antenna. A poor quality most suitable location may sometimes require the...
MICrOPHOne COnneCtIOn wIrInG the tX3120s is supplied with a speaker DC POwer COnneCtIOn microphone which has a built-in speaker to the radio is designed for 13.8 volt Dc, negative supplement the speaker inside the radio when earth installations only (i.e. where the negative operating in noisy environments.
connect the radio’s negative (black) lead to the High Voltage Detection vehicle’s chassis, or if preferred, directly to the the radio has a built-in, high voltage detection battery’s negative terminal. the radio’s positive system to warn you if an overvoltage situation (red) lead should connect to an accessory point occurs.
(a) in the case of goods we supply, to any one of communications Pty ltd Acn 000 346 814 (we, the following as we decide – us, our or GmE). our contact details are set out in (i) the replacement of the goods or the supply clause 2.7.
(f)) goods where the serial number has been removed or made illegal. 4. Warranty period 4.1 we provide the following warranty on GmE and Kingray products. no repair or replacement during the warranty period will renew or extend the warranty period past the period from original date of purchase.
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A division of standard communications Pty ltd. Head Office: Po Box 96, winston hills, nsw 2153, Australia new Zealand: Po Box 58, 446 Botany, Auckland, 2163, nZ t: (09) 274 0955 All other international enquiries email: export@gme.net.au Part number: 310582 Drawing number: 46704-1...