• Which gyro to buy?

    Hey everyone I am a young diy'er and I'm building a drone, but which gyro+accellerometer and possibly magnetometer do I need, which is best?
  • Is the timer of an arduino accurate enough to build a clock or do I need a RTC?

    Is the timer of an arduino accurate enough to build a clock or do I need a RTC? I have some problems with the precision of my clock. I use a TFT display to show the date and the time, it works just fine but the clock is running too slow. has anyone a…