Pulse Width Modulation

microzone

Feb 11, 2006
71
Joined
Feb 11, 2006
Messages
71
  Thanks, I have read the article called Pulse Width Modulation written by
By Michael Adler and Tim Surtell at http://www.eleinmec.com/article.asp?28. May I know the mean of "The motor will work perfectly well, provided that the frequency of the pulsed signal is set correctly, a suitable frequency being 30Hz."? How do I set the frequecy to be 30Hz and how do I know my frequency is at 30Hz after setting? Thanks for your kind help. :D

 

audioguru2

Apr 6, 2004
12,026
Joined
Apr 6, 2004
Messages
12,026
A frequency counter instrument will show its frequency. My digital multimeter has an accurate frequency counter function.

 
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