Circuit Lab

  • Multivibrator – Blinking LEDs

    Multivibrator – Blinking LEDs

    Even a very simple circuit is a circuit that operates due to an existing fault in electronic devices. By increasing or decreasing the value of the capacitor, the switching speed of the LED can be changed. This can easily be Read More …


  • How to operate single LED with 3V battery

    How to operate single LED with 3V battery

    The operating voltage of the LED we use for general purposes can be considered between 1.7-2.7. Therefore, when connected directly to a 3V supply (battery 2), their life may be reduced. In such cases the current that can pass through Read More …


  • Basic Electronics Free Course (Batch 2)

    මෙම වසරේ දෙවන කණ්ඩායම සඳහා මූලික ඉලෙක්ට්‍රොනික තාක්ෂණය හඳුනාගැනීම සඳහා නොමිලේ පවත්වන දින 4 පාඨමාලාව 2023.03.01 දින ආරම්භ කරන ලදි.


  • Electronics + Programming New Course was Started…

    Electronics and Programming Course for Grade 6 to 9 was Started on 2 January 2023.