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日期:2025-05-01
basic components of the BDC fan motor are the stator, rotor assembly, rotor ...
Acoustic PWM noise is generated in exactly the same way. When the PWM pulse
......
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日期:2025-05-05
I have a motor controller designed using a microcontroller to control the speed
with a PWM signal. the schematic looks something like this [img] ......
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日期:2025-04-28
15 Oct 2014 ... The transistor is connected to a PWM port on the Arduino. ... the diode is to allow
current that is flowing in the motor coil to continue to flow in the ......
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日期:2025-05-01
2010年5月13日 - 2 分鐘 - 上傳者:TerminalJack505
This video demonstrates the audible noise that can be produced when a DC motor's speed ......
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日期:2025-04-29
9 Dec 2010 ... I'm working on PWM circuits to drive a small pump motor in our river models (
www.emriver.com). The motors are brushed 12V, and are sealed ......
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日期:2025-04-29
I have built a PWM speed control motor for brushless DC motor. But I found that
there are some hear-able noise from the motor. If the speed ......
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日期:2025-05-01
When i do PWM control...i hear noise from my dc motor. the noise is become
louder when the motor speed is to slow...how to reduce that...tq.·...
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日期:2025-05-05
7 Aug 2012 ... each diode slows the fan more without PWM noise. ... the other goes up making
some crazy interference patterns and making the motor choke....