Here we are going to see one small but very useful car safety circuit which is actually made for warning the car driver much before the radiator gets overheated. That […]
Piezo Driver Circuit with LED Warning Indicator
Basically we are talking about a single IC that is “integrated circuit” for those of you who are not total tech nerds – that can act like a warning system, […]
Water Level Indicator Circuit Using IC 4049 NOT Gates
So the water level circuit idea we are proposing is really perfect for those of us who just want clear indications of the water levels and prefer to manually turn […]
Simplest Water Level Indicator Circuit using Transistor BC547
So you might be wondering what a water level indicator is. Well it is actually an electronic circuit that helps you see the different levels of water inside a tank. […]
Easily Create the Most Basic Temperature Indicator Circuit
One transistor, a single diode, and one or two additional passive parts may be connected to create an incredibly basic temperature indicator circuit. Detecting Heat with a Transistor As is […]
Simple AC Voltage Indicator Circuit
A circuit described as the LED AC mains voltage level indicator may be used to monitor and show the current voltage status of any 220 V or 120 V mains […]