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Newly Updated Circuit Projects:

3-Phase Signal Generator Circuit using Opamp

Last Updated on January 8, 2024 by Swagatam 116 Comments

Screenshot2014 11 2200.58.38

Many a times we find it crucial and handy to possess a true three phase signal for evaluating many different electronic configurations such three phase inverters, three phase motors, converters etc. Since it’s not so easy to incorporate single phase to three phase conversion quickly we find this particular implementation difficult to acquire and enforce. […]

Filed Under: Oscillator Circuits Tagged With: Generator, Opamp, Phase, Signal

Washing Machine Motor Agitator Timer Circuit

Last Updated on January 8, 2024 by Swagatam 59 Comments

washing machine agitator timer circuit

The article details a circuit design for controlling a washing machine motor agitator through a preset time sequence which also includes an alternate reversing of the motor rotation. The circuit was requested by Mr. E.Rama Murthy. Technical Specifications I am having old washing machine which is good working till now. Of late, its PCB has […]

Filed Under: Motor Controller Tagged With: Agitator, Machine, Motor, Timer, Washing

Satellite Signal Strength Meter Circuit

Last Updated on January 8, 2024 by Swagatam 34 Comments

satelite signal meter circuit

Here I have explained how to make a simple inexpensive satellite signal strength meter which can be used for aligning dish antennas with local satellites in order to achieve the correct positioning and maximum signal strength from the antenna. How LNB Works The LNBs that are used for receiving satellite signals (digital or analogue) are […]

Filed Under: Meters and Testers Tagged With: Meter, Satellite, Signal, Strength

Flashing LED Battery Low Indicator Circuit

Last Updated on January 8, 2024 by Swagatam 36 Comments

In this post I have explained a simple low/normal battery voltage status indicator circuit through a flashing and a constant LED, where the flashing LED indicates a normal status while the solid indicator warns against a low battery condition. The idea was requested by Mr.Alf. Technical Specifications Hi, I found and built your “Low Battery […]

Filed Under: Indicator Circuits Tagged With: Battery, Flashing, Indicator, LED

Programmable Temperature Controller Circuit with Timer

Last Updated on January 8, 2024 by Swagatam 3 Comments

programmable temperature controller circuit

Here I have explained about a circuit configuration which produces adjustable sequential timing outputs for controlling a heater device through a simultaneously sequencing temperature controller circuit which can be also pre-programmed for acquiring the desired temperature levels across the sequencing time slots. The idea was requested by Mr. Carlos Technical Specifications I’m Carlos and I […]

Filed Under: Temperature Controllers, Timer and Delay Relay Tagged With: Controller, Programmable, Temperature, Timer

Industrial Tank water fill/drain controller Circuit

Last Updated on January 8, 2024 by Swagatam Leave a Comment

The post presents an industrial water level controller with drain timer circuit. The idea was requested by Mr. Lanfrank. Technical Specifications I saw your blog and was impressed by your knowledge and the service you render to all electronics enthusiasts. I am a hobbyist and mechanical engineer by profession based in Thane. I need help […]

Filed Under: Water Controller Tagged With: Controller, drain, fill, Industrial, Tank, Water

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