Month: December 2016
30 Minutes HIV Detection Using USB Stick
In partnership with DNA Electronics, Imperial College London researchers had developed a revolutionary USB stick that can detect HIV in the bloodstream. In order to detect the virus, it’s enough to use a drop of blood. Then the USB stick generates an electrical signal that can be...
Continue ReadingFlex Sensor to bargraph monitor using PIC16F886
Tiny Bar-Graph display provide a Red color, bright, easy to read display which is proportional to the force applied on the FLEX sensor surface. This Bar-Graph has 20 segments in single color and display Force applied on FLEX sensor. The Barograph force monitor is based on PIC...
Continue ReadingSmart IoT Postbox with Arduino, ESP-01, and idIoTware Shield
When you are waiting for a very important letter to come, it's really bothersome to go and check the post box again and again. The problem gets worse when you are not at home and anxiously thinking if the letter arrived or not. Well, now IoT or Internet Of Things is your...
Continue ReadingHow to use an RGB LED with Arduino
educ8s.tv uploaded a new video on their youtube channel. Hey guys, I am Nick and welcome to educ8s.tv a channel that is all about DIY electronics projects with Arduino, Raspberry Pi, ESP8266 and other popular boards. In this video we are going to learn how to use an RGB led with...
Continue ReadingTiny LED Time Watch
David Johnson-Davies designed a minimalist ATtiny85-based watch using 12 LEDs, arranged like a clock face, to show the time in analogue-style. He writes: To show the time you press the button on the watch face, and the time is then displayed for four seconds. It lights one LED to...
Continue ReadingPCB Rax – A modular system for holding circuit boards
The PCB Rax is an easy to use, versatile printed circuit board holder for repair, prototyping , and assembly that can hold nearly any shape of circuit board. Check the details on the link below. Not all circuit boards are rectangular. PCB Rax was designed to hold all kinds of...
Continue ReadingLow-cost current monitor tracks high dc currents
Susanne Nell @ edn.com has a design idea on how to measure high dc currents. To measure high levels of direct current for overload detection and protection, designers frequently use either a current-shunt resistor or a toroidal core and Hall-effect magnetic-field sensor. Both methods...
Continue ReadingTop 10 Online Circuit Simulators
Online circuit simulators are getting more popular day by day. Electronics hobbyists, as well as professionals, use circuit simulators often to design and check circuit diagrams. The best thing about online simulator is, you don't have to install anything at all on your PC or laptop....
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