LoRa RFM 쉴드 -915Mhz, RFM95W
(LoRa RFM Shield)
개요
- 본 제품은 LoRa RFM 쉴드 -915Mhz, RFM95W입니다.
- RFM95W LoRA 모듈을 탑재하고 있는 쉴드로 아두이노와 사용이 가능합니다.
- LoRa는 매우 원거리 통신이 가능한 제품으로 주로 센서 데이터를 원격지와 주고 받을 때 많이 사용합니다.
특징
- Integrated with RFM95W LoRa module operating in the 915 MHz frequency band.
- High Receiver Sensitivity: down to -146 dBm.
- TX Power: adjustable up to +14 dBm high efficiency PA.
- FSK, GFSK, MSK, GMSK, LoRa and OOK modulation.
- Low RX current of 10.3 mA, 200 nA register retention.
- The shield comes with 1 x SMA 90 deg antenna connector, 1 x U.FL SMD antenna connector and 1 x single through hole for wire antenna.
- 3 Grove connectors for sensors or other grove-compatible devices.
- Interface via SPI with Arduino main board.
- Option for OLED display.
- Suitable for low power wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, etc.
- Antenna Spec:
- 2dBi gain
- Impedance: 50 Ohm
- VSWR: <=2.0
- Terminated Terminal: SMA
- Antenna Length: 10.9cm
- Frequency: 915MHz
-
Packing List:
- 1 x Shield-LoRa-RFM (915MHz)
- 1 x 915Mhz SMA Antenna (50 Ohm)
- 1 x U.FL to SMA Pigtail
- Note: This is LoRa Radio shield, it does not contain LoRaWAN protocol, so the Arduino main board will require more program to store the LoRaWAN stack.