CD4060 Oscillator Counter Divider – Pinout, Operation, and Example Usages
CD4060 CMOS oscillator and counter IC overview covering pinout, operation, and RC and crystal oscillator circuits for timing applications. Read more
Controls & Timers
All controller, motor speed driver,switches,timer,sensor,and more : Timer switches • DC motor speed control • Delay timers • Light switchs • SCR controls • Light dimmers • Infrared remote control system • and more…
9-Hour Timer Circuit using Crystal Oscillator and Digital ICs
Let’s build a DIY adjustable 9-hour timer using crystal quartz and classic digital integrated circuits such as the CD4020, CD4060, and CD4013. Read more
CD4066 / 74HC4066 Quad Analog Switch CMOS circuits
How to use CD4066 or 74HC4066 CMOS ICs Datasheet, pinout, as high-speed quad analog switches are controlled by an external logic signal. Read more
Simple DC Motor / Pump Protection Circuit
If we were to use a DC water pump without an AC outlet, most likely we would power it with a 12V lead-acid battery. It is quite convenient, although their life span will shorten drastically down to around two years. However, there are things that we can do to prevent this, which are also features of … Read more
Speaker Delay Circuit – Simple DIY Protection for Your Amplifier
Build a speaker delay circuit to stop power-on pops! Simple design, protects your sound system instantly. Read more