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PWM module

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NE555 frequency adjustable pulse generator module

 
NE555 frequency adjustable pulse generator module
 

1,onboard NE555 chips.

 

2, single-channel signal output, the output square wave duty ratio is about fifty percent .

 

3,onboard adjustable resistance, adjustable resistance can control the output frequency.

 

4,onboard power light.

 

5,working voltage: 5 ~ 12 v.

 

6,the size of the board: 29 (mm) x12 (mm).