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0 votes
1 answer
865 views

Using RC Low Pass Filter for PWM signal Smoothing [closed]

I have some questions regarding the working of RC Low pass filters, specifically for smoothing out high frequency PWM signals (application: making a buck converter for driving an LED (expected current ...
Maarten -Monica for president's user avatar
0 votes
1 answer
387 views

PWM average voltage smoothing

I built an ESC circuit. First, I tested it with a drive frequency of 350 Hz; the speed was at about 20 RPS at a 70% duty cycle. But when I changed the drive frequency to 20 kHz, I noticed that the ...
0ussama's user avatar
  • 121
1 vote
2 answers
12k views

How may I select a smoothing capacitor to mitigate LED flicker without the use of a scope?

I recently replaced a set of incandescent bulbs from the interior of my old car with some very inexpensive festoon LEDs. Unfortunately the LEDs are not 100% compatible with the lighting system as ...
Steve Guidi's user avatar