Wireless Radio Communication Experter With More Than 29 Years Of Experience
■ AM FM CB RADIO
■ 12&24 Volt Input
■ Large dot matrix Display
■ Channel 9& Channel 19
■ Dual Watch
■ Channel & Frequency Display
■ S-Mter
■ 10 Memory Channels
■ RF Gain Control
■ Scan
■ Function& Key Lock
■ Auto + Manual Squelch
■ Up/Down Channel + Microphone Buttons
■ USB port for charging (optional)
■ Cigarette Lighter Plug Fitted
CB 279 is a 12V/24V radio with large dot matrix display.
1.1 GENERAL:
Frequency range | 27MHz citizen band (According to the programmed multistandard mode). |
Channels number | Up to 80 AM/FM (refer to the frequency band table on 6 section). |
Frequency control | PLL |
Operating temperature | -10℃ to + 60℃. |
DC input voltage | 12V/24V |
Duty cycle | 100% (TX-RX-Standby) |
Dimensions (mm) | 115*38*150mm |
Weight (gr.) | 759g |
1.2 TRANSMITTER:
Frequency control | PLL synthesize |
Maximum RF output power | 4W @ 13.8 VDC / 24 VDC |
Modulation | 2 KHz ± 0.2%KHz (FM) |
Antenna impedance | 50Ω. |
Current drain | 1.8A (maximum). |
1.3 RECEIVER:
System | Double conversion superheterodyne. |
Intermediate frequencies | 1st |
Sensitivity | 0.5μV (AM), 0.25μV@ 12Db (FM). |
Audio output power | 3W @ 8Ω (10% distortion) |
Distortion | ＜5% @ 1kHz |
Image rejection | 70dB |
Adjacent channel selectivity | ≥60 dB |
Signal/noise ratio | 45 dB |
Current drain | 800mA (maximum) |
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