Electroinvention

Cool homemade utility Gadgets / circuit projects IC 555 projects

IC555 Timer alarm circuit 5-30 minutes

Hello engineers. Hope all are good. In this article, I am going to discuss a very simple IC555 based timer alarm circuit that can have a time duration range from as low as 5 minutes and as high as 30 minutes. In this timer based alarm circuit, you can select the alarm time delay duration. […]

ECE engineering projects LM3915 / LM3914 IC

Soil Moisture level detector using LM3915 IC

Hello Engineers. Sometimes, we need to check the level of moisture or dryness of Soil or even Sometimes washed clothes in winters in order to check the moisture or dryness level. I have discussed, a simple and compact digital soil moisture level detector circuit to check whether the soil is dry or wet. It can […]

Datasheets LM358N

LM358 Datasheet and Working

Semiconductors components and ICs have changed the world and possibilities in the field of electronics. We’re going to talk about the IC LM358, LM358N Datasheet and in addition to that, it’s working. IC LM 358N is a dual op-amp IC originally introduced by Texas Instruments. DETAILED LM358 DATASHEET LM358N / LM358 Pinouts PIN No. Name […]

Audio Amplifiers ECE engineering projects LM358N LM3915 / LM3914 IC

Music Reactive dancing LED lights- using LM358 & LM3915

Hello Engineers. In this article, I am going to discuss a circuit for Music reactive Dancing LED Light. The circuit need not be connected to any input signal from the amplifier. This music reactive dancing LED light circuit can listen to the surrounding music or sounds and LEDs dance according to that signal. In this […]

Cool homemade utility Gadgets / circuit projects ECE engineering projects LM358N

Electronic egg incubator circuit -LM35 Temperature sensor

Hello Engineers. An Electronic egg incubator is an electronic device that is used to artificially hatch the eggs without the hens. An electronic egg incubator circuit creates an artificial environment and mimics the conditions required for hatching the eggs. These can be, temperature, humidity, and atmosphere. Here in this article, we are going to discuss […]