Ding/Dong Door Chime COB PCB ONLY (14pin)


Posted on Feb 6, 2014

Adjust the component values in the two RC networks to get exactly the tones you want. 3V low stand-by current. Kit includes 1 x switch, 1Watt 8ohm speaker, 2 x AA batery holder, COB and mother board. COB PCB size: 16mm x 29mm. (CPSSG5)


Ding/Dong Door Chime COB PCB ONLY (14pin)
Click here to download the full size of the above Circuit.




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