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Newly Updated Circuit Projects:

Simple Boost Converter Circuit Diagrams using Transistors

Last Updated on January 27, 2025 by Swagatam Leave a Comment

boost converter working model

In this post I have explained a few very simple boost converter circuits using only BJTs, or transistors. Let’s learn more. What is a Boost Converter A DC boost converter circuit is designed for stepping-up or boosting a small input voltage levels to a desired higher output voltage level, hence the name “boost” converter. Since […]

Filed Under: Voltage Control and Protection Tagged With: Boost, Converter, Diagrams, Simple, Transistors

Automotive Sensor Monitor Circuit Diagram

Last Updated on January 27, 2025 by Swagatam Leave a Comment

This fascinating Automotive Sensor Monitor Circuit was created and shared with me for publication by a devoted reader of this blog and passionate electronics enthusiast, Mr. August Peterson. I sincerely appreciate Mr. August’s valuable and generous contribution to this site. Overview Automotive diagnostic code readers are invaluable in displaying what the vehicle electronic control unit […]

Filed Under: Automobile Electronics Tagged With: Automotive, Monitor, Sensor

Automotive Sensor Substitute Circuit Diagram

Last Updated on January 27, 2025 by Swagatam Leave a Comment

This innovative Automotive Sensor Substitute Circuit explained in this article was thoughtfully designed and contributed by one of our passionate readers, Mr. August Peterson, who is an avid electronics enthusiast. It is a great pleasure to feature his creative work on this platform and I extend my heartfelt gratitude for his generous effort in sharing […]

Filed Under: Automobile Electronics Tagged With: Automotive, Sensor, Substitute

Electronic Acupuncture Circuit [Bio-Stimulation Circuit]

Last Updated on January 23, 2025 by Swagatam 7 Comments

biostimulator circuit compressed

In this article I have explained how to build an electronic acupuncture circuit, also called bio-stimulation circuit., and use it for a possible treatment of many common body ailments, without any side-effects. The unit, if built and implemented correctly can possibly provide impressive results in healing issues related to headaches, body pain, muscle pain, fatigue, […]

Filed Under: Health related Projects Tagged With: Acupuncture, Electronic, Stimulation

PIR Controlled Solar Garden Light Circuit

Last Updated on January 22, 2025 by Swagatam 12 Comments

PIR controlled automatic solar garden light circuit

In this post I have explained a simple automatic PIR controlled solar garden light circuit which will switch ON the LEDs only under two conditions: when it is completely dark and when a human being is detected in the vicinity. The above feature of the circuit ensures that the LEDs are turned ON only when […]

Filed Under: Solar Controller Circuits Tagged With: Controlled, Garden, Light, PIR, Solar

0 to 99 Digital Pulse Counter Circuit Diagrams

Last Updated on January 21, 2025 by Swagatam 29 Comments

0to99countercircuit

The proposed 00-99 digital pulse counter circuit becomes very handy in places where you need to keep the people organized in some specified order. Operating details of the digital counter As may be referred the circuit employs the popular 555 IC to genearte the pulse clocks. The pulse counting is done with the help of […]

Filed Under: Meters and Testers Tagged With: Counter, Diagrams, Digital, Pulse

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