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Crystal DB477D Compact 80 Channel UHF CB radio

Crystal DB477D Compact 80 Channel UHF CB radio
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Crystal DB477D Compact 80 Channel UHF CB radio
  • Brand: Crystal
  • Product Code: DB477D
  • SKU: DB477D

Crystal DB477D Compact 80 Channel UHF CB radio

The Crystal UHF range is designed to deal with the harsh Australian conditions. 

The DB477D is extremely compact, yet so versatile and full of features.The DB477D is built for rugged Australian and New Zealand conditions, making it ideal for the truck drivers, 4WD Drivers and Caravan Drivers.

The unit has a Remote Speaker Microphone with a built-in Large LCD Backlit Screen, which allows you to control all functions and features remotely, including volume and Power On/Off. Choose from 7 selectable backlit display colours and 3 brightness levels for easy viewing at night, low light situations or just to suit your personal preference for easy viewing .

The  base unit is so compact it can be mounted almost anywhere, including the glove box, under the seat, or in the dashboard. 

With 5 Watt Output Power and 38 x CTCSS and 104 x DCS Codes to choose from, this unit is the perfect travel companion to enable you to stay in touch.

   80 Narrow Band Channels*
 Compact Design
 Remote Speaker Microphone with built-in Large LCD Display & switchable backlight
 LCD Display with 7 Selectable Backlit Colours & 3 Level brightness
 5 Watt Transmission Power
 2m Extension Cable
 Signal Strength and RF Power (S/RF) Meter
 Open Scan
 Duplex Capabilities
 Key Beep On/Off Function , Roger Beep Function On/Off
 Busy Channel Lock-out Function
 Roger Beep Function On/Off
 Calling Tone Function
 Auto Squelch
 Volume Control
 External Speaker Jack
 CTCSS / DCS codes
 Size of Unit (mm): 110mm (W) x 143mm (D) x 30mm (H)

 DB477D Radio
 Remote LCD Speaker Microphone
 2 metre extension cable
 Microphone Hanger (bracket) & 1 x Quick Release Bracket
 DC Power Cord (wiring lead)
 Mounting Bracket
 DB477D Owner's Manual

Frequency Range

RX: 476.4250 ~ 477.4125MHz, TX: 476.4250 ~ 477.4125MHz

Number Of Channels

Max. 80 UHF CB

Operation Mode


Channel Spacing


Antenna Impendance


Working Temperature

–20℃ ~ 60℃

Power Supply

13.8V DC±15% (11.7~15.8V)

Grounding Method

Negative ground

Current Drain

Less than 150mA on standby, less than 350mA on receive, less than 1.5A on transmit

Frequency Stability



(W x H x D) 112 x 30 x 155 mm (Dimensions are including protrusions)


Approx. 0.8kg (including microphone)

Transmitter RF Power Output


Spurious And Harmonics


Adjacent Channel Power


FM Noise

40 dB

Audio Distortion

Less than 5%

Receiver Sensitivity EIA 12dB SINAD


Adjacent Channel Selectivity




Audio Output Impendance

Audio Output At 8Ω

0.5W or higher (10% distortion)

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