Colorful lights loop circuit

  
Circuit works: 220 V AC by C1 Buck, DW regulator, VD whole stream, C2 filtered output 12 V DC voltage supply control circuit. IC1 time base integrated circuit NE555 and R1, Rp, C3 composed
Colorful lights loop circuit - schematic

of an adjustable clock pulse generator for providing clock signals required post-stage circuit.




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