
- Model: DTX4300

Oricom DTX4300 UHF CB Radio Australia – 5W 80Ch Dual Watch Controller Mic for Utes, Trucks & Off-Road
Need a tough, reliable Oricom DTX4300 UHF CB radio Australia that gives you serious range and control? The DTX4300 is the go-to 5W UHF CB for truckies on the Eyre Highway, 4WDers tackling the Strzelecki Track, or tradies on site – delivering 80 narrowband channels with heavy-duty controller speaker mic, large backlit LCD, duplex for repeater reach, and simultaneous dual watch. Built for Australian conditions: tri-colour backlighting (Amber/Red/Green), 38 CTCSS + 104 DCS codes, open/priority/group scan, and rugged construction for dust, heat & vibration. Comes with 2-year warranty and free shipping on any order. Tough comms – no nonsense!
Why the Oricom DTX4300 is the Best 5W Heavy-Duty UHF CB Radio for Trucks & 4WD in Australia
This no-fuss radio delivers full 5W performance with a heavy-duty controller mic that puts every function at your fingertips – no bulky head unit cluttering your dash. The large backlit LCD is easy to read in bright sun or at night, while tri-colour backlighting adapts to any cabin. Dual watch lets you monitor two channels at once (main + sub), duplex extends range via repeaters, and 38 CTCSS/104 DCS codes keep group chats private. Built for Oz roads: rugged design handles extreme heat/vibration, priority scan never misses emergencies, and the mic’s integrated speaker gives clear audio even with windows down. Ideal for highway haulers, remote workers, or off-road adventurers needing dependable, straightforward UHF.
Real user shout: "DTX4300's dual watch and loud mic kept my convoy connected across the Tanami – no more missed calls or fuzzy audio!" – Brad, NT Road Train Driver.
Oricom DTX4300 Key Features: Heavy-Duty Mic with Dual Watch for Demanding Aussie Drives
The Oricom DTX4300 UHF CB radio cranks 5W on 80 channels, plus pro extras like dual watch and tri-colour display. Everything's tuned for instant, reliable use on the highway or track.
- ✅ 5W Max Power – Full legal range on 80 narrowband channels
- ✅ Heavy-Duty Controller Speaker Mic – All controls in mic + integrated speaker
- ✅ Dual Watch – Monitor two channels simultaneously (main + sub)
- ✅ Large Backlit LCD – Tri-colour (Amber/Red/Green) for any lighting
- ✅ 38 CTCSS + 104 DCS Codes – Private group comms, no interference
- ✅ Duplex & Priority/Group Scan – Extend range, never miss key channels
- ✅ Rugged Australian Conditions Build – Heat/dust/vibration resistant
- ✅ Compact Head Unit – Fits modern utes & trucks without clutter
Oricom DTX4300 Specs at a Glance
| Spec | Details |
|---|---|
| Channels | 80 Narrowband UHF CB |
| Power Output | 5W Max |
| Receive Modes | Dual Watch (Main + Sub channel monitoring) |
| Display | Large LCD with Tri-Colour Backlight (Amber/Red/Green) |
| Privacy Codes | 38 CTCSS / 104 DCS |
| Scanning | Open Scan, Priority Channel, Group Scan, Duplex (Repeater) |
| Microphone | Heavy-Duty Controller Speaker Mic with LCD |
| Operating Voltage | 12V DC (vehicle power) |
| Dimensions | Compact for dash fit |
| Warranty | 2 Years |
Easy Setup Guide: Oricom DTX4300 5W UHF CB for Your Ute or Truck
Quick install – How to set up Oricom DTX4300 UHF CB:
- Mount compact head unit under dash or in console (secure with brackets if needed).
- Connect controller mic – route cable neatly to driver position.
- Mount antenna (e.g., high-gain bullbar or roof) – connect coax to radio.
- Power on – test dual watch (set main + sub channels), adjust backlight.
- Scan & monitor – use priority for Ch 5/35 emergencies.
What's in the Box?
- 1 × Oricom DTX4300 5W UHF CB Radio with Controller Speaker Mic
- 1 × Mounting Bracket & Hardware
- 1 × Microphone Extension Cable (if needed)
- Installation Instructions
Oricom DTX4300 UHF CB FAQs
What makes the Oricom DTX4300 the best 5W UHF CB for modern vehicles?
Its heavy-duty controller mic with dual watch, 5W power, tri-colour LCD, and compact design – ideal for trucks, 4WDs, and utes where dash space is limited.
Is the Oricom DTX4300 easy to install and suitable for Australian conditions?
Yes – simple cabling and mounting, rugged build for heat/dust/vibration, and duplex/priority scan for reliable comms on highways or tracks.
Oricom DTX4300 Specifications:
GENERAL
- Compliance: AS/NZS 4365:2011
- Frequency Range: TX/RX 476.425 - 477.4125 MHz
- Number of TX/RX Channels: 80 UHF CB Channels (75 voice)
- Channel Spacing: TX/RX 12.5KHz
- Operating modes: Simplex, Repeater TX offset (+750KHz)
- Scanning Speed: 50 msec per channel
- Antenna Impedance: 50 Ohms
- Operating Volts nominal: 13.8VDC
- Operating Volts Range: 10 to 16VDC
- Over Voltage Protection: Diode and Voltage regulator system
- Over Current Protection: 2 AMP fuse
- Reverse Polarity Protection: Shunt diode
- Frequency stability: +/- 5 ppm
TRANSMITTER
- RF Output Power: 5 watts max
- Modulation: F3E(FM)
- Maximum deviation: 2.5KHz
- Spurious Emissions: < -30dBm
- TX Audio pre-emphasis: +6dB/Octave from 300Hz to 3KHz
- Current consumption: 1.7 AMP with 50 ohm during TX antenna termination
RECEIVER
- Circuit Type: Dual conversion super heterodyne
- Intermediate Frequencies: 1st IF : 21.4MHz, 2nd IF : 450KHz for Main RX
- Maximum usable sensitivity -123dBm for 12dB SINAD un-weighted
- Audio output power: > 2 Watts at 8 ohm load
- RX Audio de-emphasis:+6dB/Octave from 300Hz to 3KHz
- Signal to Noise Ratio: > 40dB
- Conducted Spurious Emission: > -57dBm
