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Electronic Measuring Tape Circuit using Ultrasound

Last Updated on June 23, 2026 by Swagatam 2 Comments

electronic measuring tape circuit

Everyone is familiar with the mechanical measuring tape made of wood to measure human height. We offer you an original electronic version that operates based on the use of ultrasound. The circuit can be also used to measure distances between two surfaces or walls. Basic Working Ultrasounds are part of the range of sounds that […]

Filed Under: Mini Projects Tagged With: Electronic, Measuring, Tape, Ultrasound

Electronic Candle Flame Simulator Circuit

Last Updated on June 8, 2026 by Swagatam Leave a Comment

electronic candle light simulator circuit

This electronic candle accurately imitates the flickering flame of a lit wick, but it remains considerably cleaner, doesn’t drip, and poses no risk of setting your interior on fire. It only requires a handful of ordinary components and is powered directly from the mains with minimal energy consumption. Its lifespan will be exceptionally long. How […]

Filed Under: Lamps and Lights Tagged With: Candle, Electronic, Flame, Simulator

DSO138: Best Small Oscilloscope for Electronic Hobbyists

Last Updated on June 8, 2026 by Swagatam 29 Comments

DSO138 oscilloscope button specifications

An oscilloscope is a device that measures and analyses signals in circuits. It’s an indispensable equipment for everyone who works with electronic circuits since it enables them to see the activity of a wave in real – time basis. The DSO138 is one of the most popular oscilloscopes on the market today. We’ll give a […]

Filed Under: Meters and Testers Tagged With: Best, DSO138, Electronic, Hobbyists, Oscilloscope, Small

Simple Electronic Dog Whistle Circuit Explained

Last Updated on September 25, 2026 by Swagatam 6 Comments

ultrasonic dog whistle

An electronic dog whistle is a device that generates ultrasonic sound waves and is used for training dogs and for controlling excessive barking habit. Because dogs and domestic cats can hear ultrasonic frequencies, humans cannot, this dog whistle device is employed to train these animals. It is also sometimes known as a silent whistle or […]

Filed Under: Pets and Pests Tagged With: Electronic, Explained, Simple, Whistle

Electronic Cricket Sound Generator Circuit

Last Updated on September 22, 2026 by Swagatam 8 Comments

cricket sound simulator

In this post I have explained how to build a simple cricket chirping sound generator circuit using a single IC 4093 and a few other passive components. An electronic cricket sound generator is a device which generates a sound exactly similar to a real cricket insect. This is done using a set of oscillators configured […]

Filed Under: Oscillator Circuits Tagged With: Cricket, Electronic, Generator, Sound

Electronic Acupuncture Circuit [Bio-Stimulation Circuit]

Last Updated on May 24, 2026 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

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