Notice: This blog is under construction, you can view the circuit diagrams of topics below:
- Battery Related:
 
- 24V Lead acid Battery Charging circuit
- 555 Timer IC:
 
- 555 Timer Oscillator
 
- Ramp generator circuit-using 555 timer IC
 
- Police siren using NE555
 
- Voltage doubler circuit using NE555
 
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