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    parham's Avatar
    parham Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Jan 4, 2009, 05:08 AM
    How can an AC or DC fan speed be changed?
    I need the circuit or procedure to change AC or DC fan speed .
    Plese guid me
    Thanks
    tkrussell's Avatar
    tkrussell Posts: 9,659, Reputation: 725
    Uber Member
    		  
    #2

    Jan 4, 2009, 07:18 AM

    Need to know HP of motors, and voltages.

    You can do a web search for Motor Speed Control, and find various products for both AC and DC motors.
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