This article is about Simple Time Delay LED Circuit using Transistor where the LED lit after a short wait; also the circuit needs transistor, capacitor and few resistors for delay. In addition , the circuit is good for power light, warning light and timing project and it work with 10V DC and fits many electronics. […]
DIY Projects
Battery Operated Automatic Emergency Light Circuit
An automatic emergency light uses a battery and provides light when the power goes out. Lamp turns ON itself when main power fails and is good for home, office or anywhere which need extra light; also it is best to use 6V lead acid battery or 5×1.2V NiCd cells. In addition, the battery-operated automatic emergency […]
Simple Relay Based Lamp Flasher Circuit
Simple Relay Based Lamp Flasher Circuit is good for indicators, warning lights and in anything that need attention. Moreover, circuit uses relay, resistor, capacitor to blink light and does not need any complex parts and it runs on 12V and is easy for beginners to learn electronics. Circuit Working: Parts List: Components Values Quantity Resistor […]
Simple 12V Lamp Flasher Circuit using IC LM317
This Simple 12V Lamp Flasher Circuit using IC LM317 is a cool project to make 12V lamp blink, as this circuit is not only for indicator or warning light but also for car or decoration light. IC LM317 usually controls the voltage but here it work like oscillator for blink and it can handle 1A, […]
Emergency Lamp Circuit using IC LM358
Simple but strong Emergency Lamp Circuit using IC LM358 is an easy to make project and this circuit is good for backup light when power goes OFF. Also, circuit gives automatic light during power cut and IC LM358 op-amp sense power fail and control the lamp; furthermore, it needs 12V battery to run the circuit. […]
DIY LED Lamp Circuit using Salvaged Parts from Blown LED Bulb
This DIY LED Lamp Circuit using Salvaged Parts from Blown LED Bulb is cheap and easy project, as it uses stuff people throw away. Here, we will learn how to change broken CFL light to energy saving LED light, also this circuit work direct with 230V AC power with no need of transformer to save […]