SW1FT

Satellite designed and build by SatRevolution S. A. Platform is 3U Cubesat bus ready for use not only in this but in next rideshere mission too. The maint task ot the mission is Earth Observation. Launch is planned for December 2020 on SpaceX Falcon 9 rocket.
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CubeSat based rideshare mission

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High resolution optical payload

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3 international payloads, include optical payload. Possibility up to 8 payloads. 

To buy bus on which SW1FT is based please visit our store website.

Subsystems

Vision300:
  • Lens: Custom made by Irix Lens
  • Camera: Custom made camera
SpaceEdgeZero:
  •  Machine Learning based module for images processing
ThingSat:
  • Internet of Things module
  • Main processor: up to 16MHz, 256kB FRAM, Ultra Low Power Modes
  • Storage memory: 8MB
  • Payload power switches: 3.3V and Battery Voltage with adjustable current limit
  • Possible payload interfaces: 2xI2C, 4xSPI, 3xUART
  • Regulated 12V power supply
  • 2 × UHF & S-band
  • UHF operational frequency 435-438 MHz
  • S-band operational frequency 2400-2450 GHz
  • UHF transmission data rate 9,6 kb/s (option for 64 kb/s)
  • S-band transmission rate 0,5 Mb/s
  • Range 400-500 km
  • Low Power Consumption: 2.8W at 30dBm RF, output power on UHF
  • 2x UHF half-duplex
  • Modulations: (G)FSK, 2(G)MSK, OOK
  • Automatic Frequency Control: +/- 25kHz
  • High receiver’s sensitivity: minimum -105dBm at 9.6kbps
  • UHF/VHF operational frequency 142 – 146 MHz, 432.5 – 438 MHz
  • Data interface: RS485 with configurable frequency, data rate up to 64kbps, modulation, RF connector (type, position, orientation – 60bit synchronization
  • Forward Error correction: Reed-Solomon ¼ with downlink protocols APRS AX.25 1.2kbps or custom binary protocol 9.6-64kbps
  • Uplink protocol: custom binary protocol 9.6kbps
  • 128/256 hardware AES encryption/decryption with time coding and digital signature coding schemes
  • Safety watchdog
  • Single PCB radio
  • Single board Telemetry, Telecommand, and Beacon capabilities
  • Supply voltage: 12 V, 3.3 V
  • UHF max RF power output: 29 dBm
  • Max current consumption at RX*: 20 mA
  • Normal current cons. at TX*: 0.117 A
  • Connectors: SMA, FX10A-168P
  • Range 400-500 km
  • Orientation accuracy: ~2 deg
  • Maximum random offset below 0,5 deg/s/axis
  • Processor: up to 100MHz
  • Storage memory: 8MB
  • Actuators: 3x Electromagnetic Coils, 3x Reaction Wheels
  • Internal Measurment Unit (IMU): Gyroscope, Magnetometr, GPS Position 2.5m CEP, Velocity 0,1m/sec, Max 50Hz rate
  • SGP4/SGD4, IGRF12, B-DOT, EKF, GS tracking algorithms available.
  • Auxiliary Power Supply + Battery Managment System + Energy Harvesting System
  • Payload power output: 0,5 W
  • Open circuit voltage: 6,3 V
  • Solar panels efficiency 22%
  • Cooperation with up to two 3S Li-ion battery pack.
  • Support for wide range of solar panels configurations.
  • Battery supervisory circuit.
  • System redundancy, autonomous fault handling and recovery.
  • Hardware protection from excessive discharging
  • Hardware MPPT implementation
  • Support for highly depleted battery charging
  • User programable 2.5A or 4.6A maximum battery pack load current
  • Unregulated battery voltage bus, two 3.3V bus and 1.8V bus in a redundant topology
  • Configurable overcurrent protection for 1.8V bus in the range of 100mA to 600mA and for
  • 3V bus in the range of 100mA to 2A with a soft-start for cooperation with sensitive loads
  • Programmable level of overvoltage and undervoltage thresholds
  • I2C communication for diagnostic purposes
  • Battery pack consists of 3 batteries (max 4,2V each and 3200mAh) connected in series
  • Voltage at fully charge is 12,6V and 35Wh
  • 3U Structure
  • CNC manufactured of Aluminium 7075 alloy
  • Hard anodized and oxidized

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HQ

Stabłowicka 147
54-066 Wrocław
Poland

U.S. Office

388 Market Street (Suite 1300)
San Francisco, CA 94111
United States

+48 533 325 851
contact@satrevolution.com