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Electronic

DSO138: Best Small Oscilloscope for Electronic Hobbyists

Last Updated on March 30, 2025 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

3 Accurate Refrigerator Thermostat Circuits – Electronic Solid-State

Last Updated on January 19, 2025 by Swagatam 31 Comments

1 4

Interested to make an accurate electronic thermostat for your refrigerator? The 3 unique solid state thermostat designs I have I have explained in this article will surprise you with their “cool” performances. Design#1: Introduction The unit once built and integrated with any relevant appliance will instantly start exhibiting an improved control of the system saving […]

Filed Under: Temperature Controllers Tagged With: Accurate, Circuits, Electronic, Refrigerator, Solid, Thermostat

Simple Electronic Dog Whistle Circuit Explained

Last Updated on January 9, 2024 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

Basic Electronic Circuits Explained

Last Updated on January 3, 2024 by Swagatam 40 Comments

circuit symbols

The article below comprehensively discusses all the basic facts, theories and information regarding the working and use of common electronic components such as resistors, capacitors, transistors, MOSFETs, UJTs, triacs, SCRs. The various small basic electronic circuits explained here can be effectively applied as building blocks or modules for creating multistage circuits, by integrating the designs […]

Filed Under: Mini Projects Tagged With: Basic, Circuits, Electronic, Explained

Electronic Measuring Tape Circuit using Ultrasound

Last Updated on January 3, 2024 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

40 watt Electronic Ballast Circuit

Last Updated on January 2, 2024 by Swagatam 111 Comments

1 5

The proposed 40 watt electronic ballast is designed to illuminate any 40 watt fluorescent tube, with high efficiency, and optimal brightness. The PCB layout of the proposed electronic fluorescent ballast is also provided along with the torroid and the buffer choke winding details. Introduction Even the promising and the most talked about LED technology is […]

Filed Under: Lamps and Lights Tagged With: Ballast, Electronic, Watt

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