The transmitter is basically an IR LED, which produces the signal and the IR receiver is a photodiode ... robot to stop moving. The circuit consists of mainly four parts: Two IR sensors, one motor ...

As you can see the circuit is very simple and only consists of two IR sensors, an Arduino Uno, LCD display and a breadboard. Also note that, to power this circuit you will need an external 12V power ...

In this prooject a tiny analog circuit is presented that does the pulse integration and supplies the pulse height together with a trigger signal. These signals are processed by an Arduino R4 Minima ...

Though it is many decades since paper tape was commonly used as a data input or storage medium, it still holds a fascination for many who work with computers. Over the years we’ve featured more ...

We cover some of the newest projects on our workbenches, including a Battery Monitoring System, a project about car sensors and OBD2, measurement of Arduino boot time, and more. Welcome back to ...

ePHOTOzine brings you a daily round up of all the latest photography news including camera news, exhibitions, events, special offers, industry news, digital photography news, announcements and ...

In this section you'll find photographic features that explore holidays and photography courses, details about members meetings, trials and tribulations of installing new software along with ...

or photodiode. A focused beam from a mobile torch, standard torch, or laser torch triggers the system—powering the appliance on with the first focus and off with the second. The LDR sensor in the ...

Registering your defibrillator on The Circuit ensures that ambulance services can locate your defibrillator and direct people to it in an emergency. When someone has a cardiac arrest, every minute ...

I mentioned in my team's report that we considered using a quadrature encoder built into a servo motor for recording both speed and direction of the knee, but I decided against it because of its ...