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  3. sBITX Howto's

sBITX Howto's

  • Change volume of FT8 during transmit cycle:?link
  • Use "ssh" to access the sbitx's pi from another computer
    • enable ssh on pi
      • from a terminal window: sudo raspi-config then select interface options
      • from menu chose preferences: configuration
    • connect remotely in a terminal: pi@your_sBITX_url password
      • on windows you can use PowerShell or putty
    • see /g/BITX20/message/101664
    • nice reference
  • Reduce screen brightness using the Terminal app
    • sudo sh -c "echo nnn > /sys/class/backlight/rpi_backlight/brightness"
      where?nnn?is a number from 1 to 255. I set mine down to 80, which is much better for my eyes and reduced power draw from 1.2 A to .9 A.
  • App to control screen brightness:?link
  • Issue sbitx commands via telnet or in command mode:?link1?link2?link3
  • Telnet Companion App:?link
  • Use sbitx with an external monitor:?link1?link2
  • Use panning mode to increase the touchscreen virtual screen size:?
  • Using the wsjt-x app on sBitx:?link
  • Can't exit sbitx application because of missing buttons due to screen size issue:?link
  • Start the sbitx app automatically when the Pi boots:?link
  • Monitor temperature while using html interface
    • ssh in from another computer
    • type: vcgencmd measure_temp
  • Bring the other applications (such as fldigi) to the foreground using a keyboard
    • press alt and tab at the same time to bring up task switcher
    • repeatedly press alt and tab at the same time to switch between apps
    • or, press alt and space at the same time to bring up the current app's menu
    • alt-space can be used to iconify/minimize the current app or move or close it?
    • pressing ctrl, alt, and the "t" key at the same time opens a new Terminal app
  • Tools to edit the logs and export logs to ADIF format:?link1?link2
  • Create a new sdcard with the V2.1 software:?link
  • Update the sbitx software in-place:?link
  • Use the sbitx board-only kit:?link
  • Transmit power calibration
    • Discussion of the hw_settings.ini file:?link1?link2
    • Calibration of V2 and earlier units without built-in power/vswr monitoring:?link
    • Calibration of V2 and earlier units with built-in power/vswr monitoring:?
    • V3 and later units: No need to calibrate tx power, use factory or v3 settings file:?link1?link2
  • Data backup strategy:?link
  • Many notes and hints

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