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- Transfer rate:1200bps2400bps4800bps
- Voice or data signal transmission is compatible with the transparency. Frequency range :150MHz230MHz350MHz450MHz
- can be set to 256 frequency points, for each frequency interval 25KHZ (standard)
- intergrated receiving with sending,Jieke digital and analog signal transmission, switching rapidly
- The frequency of air can send and receive the same frequency, but also different frequency
- Dual PLL, dual VCO structure, high stability
- The internal use of imported power amplifier module, adjustable transmit power(0.5~5W)
- Interface with standard TTL, RS232 (or 485) level, can be directly connected microcontroller or a personal computer
- You can manually set the frequency (built-in frequency) or a computer to write the frequency
- SMT process, stainless steel shell, small size, easy installation, can be an external heat sink
- Built-TNC antenna interface, can be directly connected antenna
- Indicators in line with national standards
- Test methods of Technical indicators is according to Mobile Communications" 90 "series of standards
A. composite indicator
Frequency band: 150MHz 230 MHz 350MHz 450 MHz
Frequency stability: ±2.5ppm
Channel spacing: 25KHz
Antenna Impedance: 50Ω
Ambient temperature: -30~ 60
Frequency setting: DIP switch or a computer to write the frequency Data transfer rate:1200bps/2400bps/4800bps
B. receiving indicator
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Usable sensitivity: ≤-120dBm(12dB SINAD)
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The remaining level output: ≤-45dB
Receive Modulation Bandwidth: ≥5KHz
Adjacent Channel Selectivity: ≥65dB
Intermodulation Immunity: ≥60dB
Spurious Response Immunity:≥65dB
Demodulation Output: ≥0.2V Audio voltage
C.emission targets
Modulation: FSK/MSK
Transmit Power: 500mW~5W Can be customized according to user requirements)
Modulation Distortion: ≤3%
Modulation sensitivity: 100mV(3KHzFrequency)
Adjacent Channel Power Ratio: ≥65dB
Stray RF components: ≤-65dB
D Power supply:
DC voltage: 12V or 8V
Quiescent current: ≤50 mA
Launch-time current: ≤1.6 A(Transmission power of 5W)
E, exterior dimensions:
96×58×17mm
96×58×17mm
Applications:
Industrial automation controlElectric Power DispatchingHydraulic ConstructionDance hallsOil and control oil productionOil Well MeasurementHydrological monitoringMeteorological data transmissionEnvironmental monitoring equipmentEarthquake Monitoring NetworkSlow image transfersStorage Container ManagementSupermarket shopping malls tallyForest protection facilitiesOperation of urban public transport,Highway ManagementScheduling controlCluster CommunicationIntelligent BuildingRadio beaconRiver shippingGeological prospectingTransportationMobile LocationMilitary trainingPublic Security AlarmMedical careUtilitiesAutomatic meter readingRemote TelemetryGames and other areas of entertainment and everyday life.
