Five stalls can control fan speed optical circuit

Posted on Dec 11, 2010

Fans (Ceiling) Fifth gear speed control circuit shown in Figure 3-6. It uses capacitor step-down, three-terminal fixed 7806 integrated steady voltage regulator Ai regulator to

Five stalls can control fan speed optical circuit
Click here to download the full size of the above Circuit.

achieve fan speed control integrated circuit A2 through LC906 control Triac V conduction angle. Order press the button SB. A2 will be 4 feet by a block 1 block 2 block -3 -4 -5 stop a block off a one block. cycling issue a control signal, so that V conduction block smaller race, to achieve speed.

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