The simple programmable humidity sensor circuit explained in this article can be used for controlling or maintaining a suitable level of humidity inside a close premise. The circuit could be […]
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2 Mosquito Swatter Bat Circuits Explained
Mosquitoes are a big menace to humankind and these are present in every corner of the world. A cool way of avenging yourself could by eliminating these “devils” through electrocution. […]
Simple Automatic Plant Watering Circuit for Monitoring Soil Moisture
This automatic plant watering circuit can be used for automatically sensing soil humidity and triggering a water pump when the ground gets parched below a predetermined level (adjustable). Circuit Operation […]
12V, 5 Amp SMPS Battery Charger Circuit
In this article we study a simple flyback based converter design which is implemented as an SMPS 12V, 5amp battery charger power supply, without using a iron core transformer. How […]
Linear Hall-Effect Sensor – Working and Application Circuit
Linear Hall-effect ICs are magnetic sensor devices designed to respond to magnetic fields to produce a proportionate amount of electrical output. It thus becomes useful for measuring the strength of […]
2 Digital Potentiometer Circuits Explained
The post explains a 2 simple, single chip digital potentiometer circuits which can be controlled through a single pushbutton, a dual pushbutton (up/down) or even through external digital (CMOS/TTL) input […]