analog signal can b easily made by using PWM in micrcontroller but it is not a real analog signal. please tell me how can i convert PWM into real analog signal

  • 5
    \$\begingroup\$ Low Pass Filter. \$\endgroup\$
    – Eugene Sh.
    Jun 30, 2015 at 17:58
  • 1
    \$\begingroup\$ How accurate and how stable? \$\endgroup\$
    – Andy aka
    Jun 30, 2015 at 18:05
  • \$\begingroup\$ How quick PWM and what signal bandwidth do you require? \$\endgroup\$
    – Dzarda
    Jun 30, 2015 at 18:11
  • \$\begingroup\$ actully i want to make air mouse using accelerometer and Arduino for this i modified my joystick. I removed the potentiometer and give signal from Arduino which use PWM according to accelerometer signal. but it is not a analog signal so computer curser vibrate \$\endgroup\$ Jun 30, 2015 at 18:17
  • 1
    \$\begingroup\$ No attempt to search for relevant information. Question should be closed. \$\endgroup\$ Jun 30, 2015 at 19:11

1 Answer 1


Did you actually attempt to search, at all?:

On StackExchange (possibly the most complete answer to any PWM to V question to be conceived and top of the search list)


On instructables if you want it simpler and less broadly explained.


On Google Images even

The options are limitless for getting this exact information.


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