乐透乐彩票网址是多少

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乐透乐彩票网址是多少

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Automatic DC FAN controller circuit

Automatic DC FAN controller circuit

automatic temperature controlled dc fan controller circuit  we use many electronic gadgets like power amplifiers, smps, inverters and ac-dc converters etc. these gadgests uses ics that generates more heat during opetation and required any temperature controller for cooling to control the heat for protecting the devices. this circuit is ideal to control the cooling fan of heat generated electronic gadgets […]

DC FAN Speed Regulator Circuit

DC FAN Speed Regulator Circuit

乐透乐彩票网址是多少  dc fan speed regulator circuit dc fan motor speed controller regulator circuit works on principle of pulse width modulation (pwm) technique , by using this technique controlling of dc motor speed is very smoothly and noise free. introduction of  pwm the modulation is a process of varying the parameter of a carrier signal in accordance with the instantaneous value of […]

乐透乐彩票网址是多少

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