Electronics Hobby Projects (57)

Browse through a total of 57 electronics hobby projects. Interesting hobby projects and their electronic circuits schematics for easy-to-follow building. Build electronic hobby kits as easy as 1, 2, 3.

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The Arduino FM Radio Build

T.K. Hareendran - 08/29/17

What do you pick when you want to make something with a nostalgic touch? A radio, of course! [...]

How to Get Started with a Microwave Radar Motion Sensor

T.K. Hareendran - 08/16/17

Last year, I took a look at some mostly low-cost passive infrared (PIR) motion sensor modules. Then recently, [...]
2 - schematic

Elegant Bathroom Mirror Lights with Motion Detector

T.K. Hareendran - 05/19/17

The inspiration for this project came from the artwork shown here, prepared by my neighbor who is a [...]
1-System View

UV Sterilizer for Aquarium

T.K. Hareendran - 02/07/17

Ultraviolet (UV) Sterilizers are used to control infections by stopping the spread of microorganisms from one fish to [...]
Firmware Org Chart

Projector Hushbox with the STM32F4 – Firmware

Joshua Bishop - 11/01/16

By far, the most time-consuming portion of this project was the firmware. I tried to create a system [...]

Projector Hushbox with the STM32F4 – Hardware

Joshua Bishop - 10/25/16

In my family, we’ve never had a normal television set, using projectors for our entertainment needs instead. Now, [...]
smoke system for electric aircraft

Desktop Smoke Generator

T.K. Hareendran - 10/13/16

I recently decided to do some research on electric smoke generators and was surprised to learn that ready-made [...]

Automatic Fragrance Dispenser Circuit

T.K. Hareendran - 08/10/16

I am building an automatic fragrance dispenser (AFD) from scratch and, because I am a little crazy, I [...]

Wireless Remote Camera Flash Trigger

T.K. Hareendran - 07/25/16

Here is an efficient and economical circuit for a wireless remote camera flash trigger, useful for capturing scenes [...]
rg-11 rain dome

Optical Rain Sensor RG-11 Review

T.K. Hareendran - 10/02/15

Dreaming about a little device capable of measuring rainfall or closing a skylight when it starts raining? Recently [...]
alteration of the mouse circuitry

Optical Mouse – Learn To Hack

T.K. Hareendran - 06/16/15

In this tutorial, I will show how you can handle the optical sensor inside a cheap optical-mouse for [...]
LMA circuit schematic

Lost Model Alarm for RC Planes

T.K. Hareendran - 12/03/14

Here is an affordable circuit of a tiny, lightweight, and easy to handle lost model alarm (LMA) for [...]
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