In this article I have explained how to make a simple and accurate autoclave heater controller circuit with timer. The idea was requested by Mr. Rajjab. Circuit Objectives and Requirements […]
Search Results for: water level
Small Induction Heater for School Project
In this post I have explained a small induction heater circuit for school project and exhibitions, using a very ordinary IC 555 astable PWM circuit. The idea was requested by […]
Simple Soil Moisture Tester Circuit with a Single IC 741
A very simple mud or soil moisture tester circuit can be built by using a single opamp and a few passive components, I have explained the details through the following […]
Make this Crystal Radio Set Circuit using No Batteries
A crystal radio circuit is probably the simplest form of radio that uses hardly any electronic components, and needs absolutely no external power for the operations. Crystal Radio Concept The […]
3 Easy Capacitive Proximity Sensor Circuits Explored
In this post I will comprehensively discuss a 3 basic proximity sensor circuits with many application circuits and detailed features of the circuit. The first two capacitive proximity sensor circuits […]
Automatic Evaporative Air Cooler Circuit
In this post we study a simple moisture sensor circuit which enables an evaporative air cooler to automatically restore the wetness level of its evaporative pad by detecting its moisture […]
