Digital Mobile Radio

770 LED Name Badges Two Way Radio

Full Dot-matrix LED Display
  • item no.:

    770
  • product origin:

    China
  • color:

    Black
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details

General
Frequency Range UHF
Channel Capacity 16
Channel Step 25KHz(W), 12.5KHz(N)
Frequency Stability ±2.5ppm
Operating Voltage 4.0V DC  ± 20%  
Operating Temperature -20℃ ~ +60 
Antenna Impedance 50Ω(Built-in antenna)
Dimension 93x30x12mm
Weight 32g
Transmitter
Wide Narrow
Output Power 0.5W(27dbm) 0.5W(27dbm)
Modulation Mode 16KφF3E 8KφF3E
Adjacent channel power ≥65dB ≥60dB
Signal Noise Ratio ≤-40dB ≤-40dB
Parasitic Harmonic ≤65dB ≥60dB
Spurious Emission ≤-36dBm ≤-36dBm
Audio Response (+1 -3db) (+1 -3db)
Audio Distortion ≤5% ≤5%
Receiver
Wide Narrow
Intermodulation -120dBm (20db SINAD) -120dBm (20db SINAD)
Sensitivity ≥60dB ≥55dB
Adjacent Channel Selecivity ≥60dB ≥55dB
Spurious Rejection ≥60dB ≥55dB
Audio Response (+1 -3db) (+1 -3db)
Signal Noise Ratio ≥45dB ≥40dB
Audio Distortion ≤5% ≤5%
Audio Output Power Earpiece Earpiece


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