Friday, July 3, 2015


3G/4G receiver board
  • STM32F417 32-bit 168MHz

  • 2 megapixel camera 
  • GPS/Glonass sensor with antenna (external)

  • 1x USB type A port for USB modem connection
  • 1x mini USB port for MCU firmware upgrade
  • 4-pin GPS sensor connector
  • 5-pin flight controller connector
  • 3-pin servo/GPIO connector
  • 2-pin LiPo 3S/4S voltage sensing ADC connector
  • 1x I2C

  • +5V DC from flight controller BEC or ESC BEC
  • 650 mA max current with connected USB modem

Weight and dimensions:
  • Weight: 30g
  • Width x Length x Thickness: 50x50x13 mm

Operating parameters (with current software release):
  • FPV video: color, 6-15 fps, 0.3-0.7 sec end-to-end latency *
  • FPV video resolution: 160x120, 320x240 (default), 352x288
  • USB modem support: Huawei E3272, E1550, E3370
* FPS and latency depends on 3G/4G mobile network quality and video resolution

Control panel
  • Control panel is developed in form of web app
  • Can be opened in any modern browser (Safari, Chrome, Firefox etc.)
  • Supported platforms: iOS, Android with touch screen and 1024x768 min screen resolution
  • Pitch, roll, yaw, throttle and 3 position switch control with 0.5 sec update period
  • On-fly FPV video resolution change

Control panel provide following information to user:
  • FPV video stream from camera
  • Current drone position on the map
  • Distance from  start point to current position in meters
  • Current altitude above sea level
  • Current ground speed
  • Current 3S/4S battery voltage

Wednesday, July 1, 2015

Little flight from river bank above forest and landing in the old quarry.
Distance about 1 km.