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Ultraviolet UV Water Filter/Purifier Circuit at Home

Last Updated on April 26, 2020 by Swagatam 14 Comments

The post describes an easy method of making an ultra violet water purifier circuit using ordinary electronic components. How UV is Used as Germicidal Ultraviolet germicidal irradiation (UVGI) is a water […]

Filed Under: Home Electrical Circuits, Water Level Controller

5 Useful Motor Dry Run Protector Circuits Explained

Last Updated on December 1, 2022 by Swagatam 206 Comments

CMOS tank overflow control with dry run sensing

The 5 simple dry run protector circuits presented here shows simple methods by which  insufficient water conditions inside an underground tank can be sensed without introducing probes inside the underground […]



Filed Under: Water Level Controller

Making a Multi-function Water Level Controller Circuit

Last Updated on June 12, 2019 by Swagatam 51 Comments

The following multi-function water level controller circuit post is based on the suggestions expressed by Mr. Usman. Let’s learn more about the requested modifications and the circuit details. The Circuit […]

Filed Under: Water Level Controller

Adding a Soft Start to Water Pump Motors – Reducing Relay Burning Problems

Last Updated on March 13, 2019 by Swagatam 104 Comments

soft start for motors with relay and triac

In this post we discuss a few innovating and simple soft start circuit examples which may be implemented with heavy duty motors so that they are able to initiate with […]

Filed Under: Water Level Controller

Rain Triggered Instant Start Windshield Wiper Timer Circuit

Last Updated on September 26, 2021 by Swagatam 6 Comments

The following circuit was requested by one of the readers of this blog Mr. Keval. The actual request was for a rain triggered windshield wiper circuit, but the idea here has been […]

Filed Under: Car and Motorcycle, Timer and Delay Relay, Water Level Controller

Simple Water Level Indicator Circuits (with Images)

Last Updated on August 27, 2019 by Swagatam 99 Comments

A water level indicator is an electronic circuit which indicates the various levels of water inside a tank. This happens when rising or dropping water levels come in contact with […]

Filed Under: Sensors and Detectors, Water Level Controller



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