DIY Projects (104)

Browse through a total of 104 diy projects. Some interesting do it yourself projects with easy-to-follow step by step instructions. Do it yourself kits for fun and hobby.

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toilet cistern overflow monitor schematic

Retrofit Toilet Cistern Overflow Monitor

T.K. Hareendran - 08/01/16

Toilet cistern overflows not only waste water but increase the risk for slip-and-fall injuries. The retrofit cistern overflow [...]


T.K. Hareendran - 07/08/16

Every non-battery-powered electronic device requires converting offline ac power to some dc voltage for powering electronics. Nowadays, efficient [...]
Camera Remote Control

Layman’s Camera Remote Control

T.K. Hareendran - 05/06/16

It’s sensible to use a remote control when your camera is mounted on a tripod, especially when you [...]
I2C LCD Backpack Primer

Arduino I2C LCD Backpack Introductory Tutorial

T.K. Hareendran - 12/01/15

Assume that you are moving towards a complex microcontroller project bundled with blinkers, beepers, and a display panel. [...]
rc switch circuit diagram

Compact RC Switch Circuit

T.K. Hareendran - 11/24/15

If you are an RC modeller, then this circuit is for you! The compact RC Switch let you [...]
Figure 8 Front-end circuit of a diy Geiger Counter kit

Geiger Counters – Not So Hard To Build

T.K. Hareendran - 09/13/15

Although they’ve been on the shelves of many online retailers for quite a few years now, Geiger-Tubes have [...]
Dehumidifier Hack Schematic

Dehumidifier Hack

Jim Keith - 08/02/15

What does one do when the electronic control of a modern dehumidifier goes south? Simple; gut the electronics [...]
can transceiver schematic circuit diagram

DIY CAN Transceiver

T.K. Hareendran - 07/02/15

CAN or Controller Area Network is a bus standard designed to allow microcontrollers and devices to communicate with [...]
steam sensor circuit

DIY Steam Sensor For Microcontroller

T.K. Hareendran - 06/15/15

Here is the circuit diagram of a simple steam sensor, wired around a handful of inexpensive components. This [...]
beginning of the project

Retro Handset For Mobile Phone

T.K. Hareendran - 06/13/15

Once again here is a true recycling project - turning an yesteryear's telephone handset into a general purpose [...]
home-made prototype

ESD Protection For USB

T.K. Hareendran - 06/08/15

There are a number of solutions for connecting your do-it-yourself project to a computer. Serial ports are easy [...]
Circuit diagram of the bistable relay tester

Bistable Relay Tester

T.K. Hareendran - 05/26/15

Bistable relays (BR) are widely used in battery powered equipments or applications with “memory function”. No doubt, when [...]
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