Parameters:
- Operating frequency: 433/470MHz
- Modulation method: LoRa/FSK/GFSK/OOK
- Transmit power: 20dBm
- Receive sensitivity: -136dBm (LoRa,BW=125KHz,SF=12, CR=4/5,1%PER)
- Transmission rate: FSK: 300Kbps; OOK: 32Kbps;
- Emission current: 120mA (+20dbm)
- Receive current: 10.8mA
- Standby current: 0.2μA
- Data interface: SPI
- Communication distance: >8000 meters (about 1.2kbps rate, visual distance) @LoRa
- Antenna impedance: 50Ω
- Working temperature: -20～+70℃
- Power supply mode: DC 1.8～3.7V, 1.8V power supply transmit power will not drop
- Module size: 16x16mm
Advantages of wireless transceiver module RFM98:
- Using the latest LoRa spread spectrum modulation technology, the communication distance is long and the anti-interference is very strong
- Link budget is greater than 157dB, mainstream application, cost-effective
- Under the same application and transmit power conditions, the distance is more than 3 times that of ordinary FSK modules
- Small and highly integrated module design, easy to implant in product design
- 470MHz frequency band, suitable for domestic three-meter collection application
Applications:
Wireless meter reading system, industrial monitoring system, wireless remote control equipment, mining safety monitoring, extremely long-distance data communication, field data remote control, building community automation, security, garage, subway, tunnel monitoring equipment, etc.
