Cool homemade utility Gadgets circuits as well as projects to make day to day life easier, including some automation projects, security-related, and handy innovative gadget circuits and ideas. That comes useful in everyday life and make automate your boring stuff.

Automation Cool homemade utility Gadgets / circuit projects ECE engineering projects LDR Security Based Automation Sensor based Single transistor projects

Laser Light Security Alarm using LDR | Burglar Alarm

Hello engineers, In this article I am going to share an LDR operated laser light security Alarm system. This circuit having LDR as the light-sensing component. This circuit discussed here has a relay that simply changes whenever the laser falling over LDR is interrupted and then Buzzer turns ON.So let’s get started with understanding in […]

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Cool homemade utility Gadgets / circuit projects ECE engineering projects Inverters lead acid battery Power supply

UPS Power grid for wifi router and broadband 12v 1.5A.

Hello Engineers, A non-stop internet connection is a necessity for all. Although in developed cities, a power cut is very uncommon. But still, it takes place and if your wifi and landline connection isn’t connected to the inverter, then your internet connection and landline may not get power and it is interrupted and all the […]

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IC 555 delay timer
Automation Cool homemade utility Gadgets / circuit projects ECE engineering projects IC 555 projects Lamps and flashlights led/Lamps/Flashlights

IC555 delay timer for controlling the on-off time of AC devices

Hello engineers, In this article, I will explain how to control AC appliances ON-OFF time using the IC555 Delay timer circuit that I have already discussed in the previous article. The delay timer ON-OFF circuit is similar and has just a few more components. So, Let’s Starts with the materials required and diagram followed by […]

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Automation Cool homemade utility Gadgets / circuit projects IC 555 projects

IC 555 Delay Timer circuit | Easy timer circuit

Hello Engineers, in this article, today I am going to discuss a reliable and good quality delay timer ON and OFF circuit using IC555 and a push-button for the trigger. The circuit time is set by the capacitor value used. So, let’s start discussion starting by the circuit diagram and materials required followed by explanations […]

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Automation Cool homemade utility Gadgets / circuit projects led/Lamps/Flashlights Microcontroller based projects

LED Chaser using microcontroller AVR ATmega 16

Hello, There are tons of LED Chaser circuits over the internet including analog ones, digital ICs, or Microcontroller based. Today in this blog I will discuss a simple LED chaser +blinker using the AVR ATmega16 microcontroller. So, let’s discuss it below starting with the introduction followed by the circuit, program, and a video. AVR ATmega16 […]

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