Automatic water level controller – 2 circuits choice
Tank empty! No water! You do not like it. Let's make automatic water level controller circuit. Keep constant water. Simple parts. You can do.
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September 26, 2018
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…
Increasing current gain of transistor relay driver
Transistor Relay driver circuit in digital
How to control a load with a digital circuit like Arduino? A transistor relay circuit may be answered for you. The output pulse from the digital circuit to biased the…
September 2, 2018
4 Home disco light circuits using SCR-555-4017
This is a cheap home disco lights circuit. Friends like listening to Rock music,would like these circuits. It enhances your music listening more colorful. [...]
August 5, 2018
The OFF After Delay circuit on Breadboard using MOSFET
Simple time Delay Circuit using MOSFET
For learn about MOSFET. I recommend Time Delay circuit easy to make and long time and a few parts than normal transistor
August 23, 2017
CD4060 Timer Circuit 22 seconds to 4 hours
This is IC 4060 Timer circuit. When rises time that is set, Suppose set 5 minutes time. after all time to 5 minutes. the circuit will emit a sound of buzzer once. [...]
August 5, 2017
Simple Switch off delay circuit using 2N4871
This circuit prevents surges. From the opening is switched off or power failure. The damage to electrical appliances.
July 26, 2017
On-off SCR control circuit with logic gate IC
This is On-off SCR control circuit with logic gate IC. SCR will turn ON when input A gets bias current. But SCR will turn off if its input B gets current.
July 18, 2017