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How to determine the Micro Cooling Fan capacitor failure?

Start capacitor size can be changed only "Micro Cooling Fan" startup speed of size. Do not believe it, you can look at the role of the capacitor in the search. Once the f...

2015-4-25
Waterproof Cooling Fan Circuit Design

In the first boot when possible "Waterproof Cooling Fan" too fast or too slow, this time to adjust the 50K variable resistor can change the wind, and then enter the MM in...

2015-4-24
Small Cooling Fan improved heat dissipation

DIY multifunction "Small Cooling Fan", a large arc deflector frame, circuit fault (no-load speed is too high resulting in a short circuit of the inverter bridge burned) D...

2015-4-24
Cooling Fan Manufacturer temperature control system constitutes governor

One kind of "Cooling Fan Manufacturer" The temperature control system, comprising: one or more temperature-controlled DC fan speed control device constituted; temperature...

2015-4-24
Inflatable Air Blower control system

Traditional "Inflatable Air Blower" is a 220V AC power supply, the motor speed is divided into several stalls, by artificially adjusting the motor speed to achieve the pu...

2015-4-24
Mini Air Cooling Fan Speed System Description

1. "Mini Air Cooling Fan" plugged into an AC 220 volt power supply, power indicator light.
2. Press start the power switch, the system begins to run.
3. When the manual...

2015-4-24
Waterproof Cooling Fan PCB Design

Because to try to narrow the "Waterproof Cooling Fan" volume, are used in chip components, select the output power tubes installed behind the fold, the board as a plug mo...

2015-4-24
Small Cooling Fan of the motor speed

For a "Small Cooling Fan" brushless DC motor, the characteristic curve of different lead angle (0 degrees, 12 degrees, 30 degrees, 40 degrees, 50 degrees) under the speed...

2015-4-24
Cooling Fan Manufacturer the governor Design

On the market "Cooling Fan Manufacturer" spin down the line is in the fan series with a 12V input resistance, prolonged use will make it heat, long past will be damaged. ...

2015-4-24
Inflatable Air Blower digital temperature sensor module design

"Inflatable Air Blower" temperature sensor can be selected LM324A operational amplifier, which is designed to proportionally control regulator, the output voltage is prop...

2015-4-24

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