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NF-890
IP67 Waterproof And Dustproof Two Way Radio
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 ■ Monitor
 ■ Scan
 ■ VOX
 ■ Squelch level
 ■ Time-out Timer
 ■ CTCSS&DCS
 ■ Battery save Mode
 ■ Battery Voltage Prompt



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It can be kept at a depth of one meter for 30 minutes,NF-890 provide IP67 protection level for you, you can experience intercom in the water or more intense environmental conditions.

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这里可以自定义设置

SPECIFICATIONS

General  

Frequency range

400-520 MHz

Channel capacity

Max 16 ch

Modulation method

12.5KHzAnalog):11K0F3E

25KHz(Analog)16K0F3E

Channel spacing

Analog12.5KHz/25KHz

Antenna impedance

50Ω

Audio output load

16Ω

Working voltage

7.4V (Negative ground)

Working temperature

-30℃~+60

Effective transmitted   power

1W±0.5W / 4.3W±0.5W / 4.3W-5.5W

Frequency stability

±1ppm

Antenna impedance

50Ω

Current consumption

Receive   Stand-by 80 mA   (Analog)

Receive   Stand-by  120 mA (Digital)

Receive max.audio 300 mA (Internal SP)@ Minus the standby current

Transmit current

High power transmit   current1.70  A

Low power transmit   current1.0   A

Dimensions

227.2*63.3*37.5mm(including battery antenna) according to the specific model

Weight

302g(including battery antenna) according to the   specific model

In the rain

IP68

 

 

 

RX (normal temperature +15℃~+30)

Analog sensitivity

                  -120dBm  @ 12dB SINAD

Noise-on sensitivity

Noise-off sensitivity

  -122±2dB

  -124±2dB

FM noise suppression

                 40 dB

Audio response

+2-8 dB(Relative to 6dB per   frequency range) @ 0.52.5KHz

Audio distortion

                 5 %

Audio rating

              1W @ degree of distortion 10%

Spurious response immunity

                 70dB

Inter-modulation

60dB

Neighborhood selectivity

60dB@12.5KHz

Blocking

                 84dB

Receiving stray radiation

57dBm@ < 1GHz,-47dBm @> 1GHz

Receiving sensitivity

         -105dBm@12dB

 

 

TX (normal temperature +15℃~+30)

Frequency   stability

±1ppm

 

Transmission   power

7.4V   DC

3.8WPH 5.0WI1.7A

0.5WPL1.5WI1.0A

Modulation   limit

                2.5KHz@12.5KHz

                5KHz@25KHz

 

Modulation   sensitivity

8-12mV

Modulation distortion

                     5.0%

frequency   modulation noise

W: 40dB

N: 36dB

Transit stray radiation

-36dBm@<1GHz, -30dBm@>1GHz

Adjacent   power

               -60dB @12.5KHz

               -65dB @25KHz

Modulation   characteristics

+2-8 dB(Relative to 6dB per frequency range) @ 0.52.5KHz

Inductive power

0.4W

 

 


这里可以自定义设置
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