FRM303 is a multi-function high performance RF module in compliance with the AFHDS 3 third generation automat ic frequency hopping digital system protocol. It features an external replaceable single antenna, support of bi-directional transmission, three power supply methods, support of voltage alarm function in case of external power supply, and support of inputting PPM, S.BUS and UART signals.

Adaptive Devices

• PPM: Devices that can output standard PPM signals, such as FS-TH9X, FS-ST8, FTr8B receiver;
• S.BUS: Devices that can output standard S.BUS signals, such as FS-ST8, FTr8B receiver;
• Closed Source Protocol-1.5M UART: PL18;
• Open Source Protocol-1.5M UART: EL18;
• Open source protocol-115200 UART: Devices that can output open source protocol-115200 UART signal .
• AdaptiveModels: Fixed-wing aircraft, racing drones, relays, etc.
• Number of Channels: 18
• Resolution: 4096
• RF: 2.4GHz ISM
• 2.4G Protocol: AFHDS 3
• Maximum Power: < 20dBm (e.i.r.p.) EU
• Distance: > 3500m (Air distance without interference)
• Antenna: External sigle SMA antenna?Outer-screw-inner-pin
• Input Power: XT30 Interfac:5~28V/DC
• Signal Interface: 5~10V/DC
• USB Port: 4.5~5.5V/DC
• Working Current: 98mA/8.4V(External power supply)
• 138mA/5.8V (Internal power supply)
• 135mA/5V(USB)
• Data Interface: PPM, UART and S.BUS
• Temperature Range: -10? ~ +60?
• Humidity Range: 20% ~ 95%
• Online Update: Yes
• Dimensions: 75*44*15.5mm (Excluding antenna)
• Weight: 65g (Excluding antenna and adapter)
• Certifications: CE, FCC ID:2A2UNFRM30300