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NLOS RS232 Digital Data Transmitter UHF Radio Modem Point-to-multi-point

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Address: 4B, Unit 3, Huilongwan, Longhua district, Shenzhen, China

Contact name:Charlene

Kimpok Technology Co., Limited

NLOS RS232 Digital Data Transmitter UHF Radio Modem Point-to-multi-point

Country/Region china
City & Province shenzhen guangdong
Categories Frozen Fruit

Product Details

NLOS RS232 Digital Data Transmitter UHF Radio Modem Point-to-multi-point

 

Feature:

 

1. Flexible configuration as point-to-point or point-to-multi-point;

2. Can be set 256 Spots, the channel spacing is 25KHZ (standard);

3. Long range transmission: 30km in city;

4. Integration of transceiver, both digital and analog signals can be send and switch quickly;

5. Either co-frequency or unco-frequency in air transmission;

6. Use standard TTL, RS232 (or 485) level, convenient to connect to the control keyboard or personal computer directly;

7. SMT design, stainless steel outshell, miniature size and easy to install, can stick heat sinks;

8. Testing methods is in accordance with Mobile Communications “90” standard.

 

Transmit System Indicators 
Frequency150MHz, 230MHz, 350MHz, 450MHz
RF Power30W
Voltage12-14V
Current≤7.6A
Frequency stability± 2.5ppm
Channel spacing25KHz
Antenna Impedance50Ω
Ambient temperature-30 ~ +60
Frequency settingsdata-chosen-switches or be written on the computer
Data transfer rate1200bps/2400bps/4800bps/9600bps
ModulationFSK/MSK
Modulation Distortion≤ 3%
Modulation Sensitivity100mV (3KHz offset)
Adjacent channel power ratio≥ 65dB
Spurious frequency components≤-65Db
NLOS distance30km
Size250*190*70mm

 

Receive System Indicators 
Usable sensitivity≤-120dBm (12dB SINAD)
Residual level output≤-45dB
Receiver Bandwidth Modulation≥ 5KHz
Adjacent channel selectivity≥ 65dB
Intermodulation Immunity≥ 60dB
Spurious Response Immunity≥ 65dB
Demodulated output≥ 0.2V audio voltage

 

rompt: Please make sure that the current is switched off before you install the antennas. There must be more than 10 meters between the two to avoid signals jam because of two strong signals.

 

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