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Prusa I3A Plus

Prusa I3A Plus Review and Assembly Tips

In the past, I tested several 3D printers models in the range for personal use, […]
8. lm35_setup

Arduino Datalogger with Memory Card

T.K. Hareendran - 10/04/2016

How do you save data from an Arduino-based device to a memory card? Fortunately, a microSD card and [...]
lipo charger circuit

Compact 2S LiPo Battery Charger

T.K. Hareendran - 09/28/2016

The compact LiPo battery charger introduced here can be used to charge almost all standard 2S LiPo battery [...]

Arduino Visual Basic Integration

T.K. Hareendran - 09/22/2016

Usually, I use the Serial Monitor of the Arduino IDE to communicate with the Arduino hardware. But now, [...]
blackcout alert circuit

Intelligent Blackout Notifier

T.K. Hareendran - 08/27/2016

The intelligent blackout notifier is a mains supply monitoring device that will trigger a distinct alarm when the [...]
circuit

Automatic Fragrance Dispenser Circuit

T.K. Hareendran - 08/10/2016

I am building an automatic fragrance dispenser (AFD) from scratch and, because I am a little crazy, I want to build the system myself as well. The idea is to drive a processor (CPU) cooler [...]
toilet cistern overflow monitor schematic

Retrofit Toilet Cistern Overflow Monitor

T.K. Hareendran - 08/01/2016

Toilet cistern overflows not only waste water but increase the risk for slip-and-fall injuries. The retrofit cistern overflow [...]
CFT-1

Wireless Remote Camera Flash Trigger

T.K. Hareendran - 07/25/2016

Here is an efficient and economical circuit for a wireless remote camera flash trigger, useful for capturing scenes [...]
water pump guard schematic

Air Cooler Water Pump Guard

T.K. Hareendran - 07/17/2016

Compact, submersible water pumps are mostly used on air coolers, aquariums, and fountains. If the pump runs out [...]
live fence tester

Cordless Live Fence Tester

T.K. Hareendran - 07/11/2016

Electrified fencing is usually used to control animals with smaller and cheaper fence constructions than would otherwise be [...]
RSC-1

DIY RCC SMPS Circuits

T.K. Hareendran - 07/08/2016

Every non-battery-powered electronic device requires converting offline ac power to some dc voltage for powering electronics. Nowadays, efficient conversion of electrical power is becoming an important concern, and switching power supplies offers not only higher [...]
Solar Window Charger Schematic

Solar Window Charger Circuit

T.K. Hareendran - 06/30/2016

Solar window chargers have several advantages when compared with other charger types. You can stick this DIY solar [...]
bbc microbit front

BBC micro:bit product review

Enrico Miglino - 06/16/2016

While almost all of the electronic distributors, hobbyist sites, and online electronic shops have the BBC micro:bit available [...]
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