Key Features
- Built-in dynamic front speaker ?
- 12/24V auto switching ⚡
- Rotary channel, squelch and volume control ⚙️
- Automatic level control (ALC) for consistent audio output
- 200 user programmable receive only channels
- 5 digit Selcall ID with alpha display
- 38 CTCSS and 104 DCS codes
- Duplex (range extender)
- Open/instant/priority scan
- Priority channel
- Rear mic jack (optional EXTC400 extension cable required)
Technical Specifications
| General | |
|---|---|
| Compliance | AS/NZS 4365:2011 |
| Frequency Range TX/RX | 476.425-477.4125 MHz / 400-512MHz |
| 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 | 130 msec per channel |
| Antenna Impedance | 50 Ohms |
| Automatic Level Control | For consistent audio output |
| Operating Volts Range | 10 to 30VDC |
| Over Voltage Protection | Voltage regulator |
| Over Current Protection | 2 AMP fuse |
| Reverse Polarity Protection | Series diode |
| Frequency stability | +/- 2.5 ppm |
| Transmitter | |
|---|---|
| RF Output Power | 5 Watts max |
| Modulation | F3E(FM) |
| Maximum deviation | 2.5KHz |
| Spurious Emissions | <-30dBc |
| TX Audio pre-emphasis | 6dB/Octave from 300Hz to 3KHz |
| Current consumption during TX | 1.6 AMP with 50 ohm antenna termination |
| Receiver | |
|---|---|
| Circuit Type | Dual conversion superheterodyne |
| Intermediate Frequencies | 1st IF = 30.85MHz, 2nd IF = 450kHz |
| Maximum usable sensitivity | < -123dBm at 12dB SINAD |
| Audio output power | 3 Watts Maximum |
| RX Audio de-emphasis | -6dB/octave 300Hz to 3kHz |
| Spurious Immunity > 70dB | > 70dB |
Product Image Description
A detailed image shows the Oricom UHF400R CB radio unit. It is a black, rectangular device designed for DIN-size mounting. The front panel features a large LCD display showing "UHF400R" and channel information (e.g., "-80"). Below the display are various buttons labeled ALPHA, QUIET, SC/MEM, PRI/LO, ID/CAL, MENU, MO/TSQ, SQ, etc. A prominent rotary knob is present for volume/squelch control. A microphone with a coiled cord is connected to the front. The unit has a substantial heat sink on the side. A circular graphic overlay on the product image highlights "12V/24V AUTO SWITCHING". The Oricom logo and "100% AUSSIE OWNED" are visible at the bottom right. A "5 YEAR WARRANTY" badge is present on the bottom left.
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