Tag: 555 timer – Page 17

In this tutorial, we are going to make a very useful project of a Repeating timer using two 555 timer ICs. Timer circuits are used to provid…

In this tutorial, we are going to make an interesting DIY project of the Dark Activated LED Flasher circuit. When there is no light on the s…

This is a very interesting circuit of an Automatic Electronic Weekly Calendar with Alarm. This circuit will show a visual indication of each…

In this tutorial, we are going to make a Dark Activated Timer switch. It will switch on the relay for a preset time duration during darkness…

In this tutorial, we are going to show you how to make a Time delay relay circuit using a 555 timer IC. This circuit is able to trigger the…

In this tutorial, we are going to demonstrate a LED sequencer/ chaser using NE555 & CD4017. The purpose of this circuit is to turn the LEDs…

In this tutorial, we are going to make a wireless power transfer project. As the name suggests wireless power transfer is a process in which…

Timers are an essential part of many electronic circuits or appliances. You can find them in the devices around you such as microwave ovens…

Most of the time we don’t want certain circuits or electronic devices to turn on immediately, in those scenarios we need a delay circuit to…

In this tutorial, we will demonstrate a circuit of a Negative Voltage Generator using a 555 timer IC. Most of the time we need a negative vo…

This is a circuit of a Three To Four Months Duration Timer which can be adjusted from a few minutes to several months (up to four months). W…

In this tutorial, we are going to make a circuit of Long Duration Timer (Max Two Weeks Duration). This circuit is adjustable and can work fo…

Today we are going to demonstrate a very interesting project of a 555 rain detector/sensor alarm circuit. This circuit will produce a melody…

#555 timer