RFD900X (32-bit ARM) Ultra Long Range Telemetry Modem (Original)

Quick Overview 

• Long range >40km depending on antennas and GCS setup
• 2 x RP-SMA RF connectors, diversity switched
• 1 Watt (+30dBm) transmit power
• Transmit low pass filter
• > 20dB Low noise amplifier, high IP3
• RX SAW filter
• All I/O ESD protected and filtered
• Open source firmware SiK (V1.x) / tools, field upgradeable, easy to configure.
• Multipoint software capability with MP SiK (V2.x)
• Small, light weight
• Compatible with 3DR / Hope-RF radio modules
• New Processor, ARM 32 bit core.
• Air data rate: 500kbit/s.
• AES Hardware accelerated encryption. *Fully working*
• RC PPM Passthrough with telemetry at the same time.
• Fully ESD protected + filtered - Every IO port is protected and filtered.
• Original SiK point to point, multipoint firmware implemented.

Product Description

• Frequency Range:  902 - 928 MHz (USA) / 915 - 928 MHz (Australia)
• Output Power: 1W (+30dBm), controllable in 1dB steps ( +/- 1dB @=20dBm typical )
• Air Data transfer rates: 4, 8, 16, 19, 24, 32, 48, 64, 96, 128, 192 and 250, 500 kbit/sec ( User selectable, 64k default )
• UART data transfer rates: 9600, 19200, 38400, 57600, 115200, 400k, 921k baud  ( User selectable, 57600 default )
• Output Power: 1W (+30dBm)
• Receive Sensitivity: >121 dBm at low data rates, high data rates (TBA)
• Size: 30 mm (wide) x 57 mm (long) x 12.8 mm (thick) - Including RF Shield, Heatsink and connector extremeties
• Weight: 14.5g
• Mounting: 3 x M2.5 screws, 3 x header pin solder points
• Power Supply: +5 V nominal, (+3.5 V min, +5.5 V max), ~800 mA peak at maximum power
• Temp. Range: -40 to +85 deg C, tested operational from -73 to +123 deg C.