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Homeroasters - Home Roasting Coffee Community » ALL ABOUT ROASTERS » Popcorn Popper roasting

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So silly question for the fan... why not a use a 24v 5A power supply
starbuxed	#1 Posted on 09/13/2018 12:25 PM
Newbie Posts: 5 Joined: September 10, 2018	So why don't we use an LED 12v or 24v power supply to power the fan? Am I missing something? You could use a voltage regulator to regulate speed. And it seems safer over all. Am I missing something? Edited by starbuxed on 09/13/2018 12:34 PM


Wiz Kalita	#2 Posted on 09/14/2018 9:51 AM
Newbie Posts: 49 Joined: August 06, 2018	Sure, you can do that. The most common way to control a DC motor is PWM, which I believe is what an LED controller does. If you want to control the voltage with a resistor you may get problems with heating of the controller. I burned out a potentiometer that way.

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