This webpage is a work in progress. As the satellite project develops, more information will be added here. For now, critical information regarding the satellite’s communication system is listed below. Stay tuned for more!
Modulation Type: LoRa via HopeRF RFM98PW radio module
Frequency: TBD, 435-438 MHz
Bandwidth: 125 kHz
Spreading Factor: SF10
Coding Rate: 4/6
Packet Size: 255 bytes
Antenna: Half-wave tape measure dipole
Transmit Power: 1 W
Docs:
- Link Budget (based on Jan King template)
- Full System Power Budget
- Antenna Radiation Pattern (HFSS)
- Pycubed (flight computer) homepage
- Antenna Drawings
- IARU Amateur Satellite Coordination Request Form
QubeSat 2 