CircuitGeek

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Entries for the ‘Sensors and Transducers’ Category

The Marvelous 0 ~ 100oC Electronic Temperature-Controlled Relay

Guys, if you’re looking for a highly accurate Electronic Temperature-controlled relay, but you don’t want to buy it on at the electronic store, then you should have a sneak peek on this 0 to 100 oC Electronic Temperature-controlled Relay.
This electronic temperature-controlled relay is a little bit different from the others, as it can be used [...]

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Muon Detector – The Ultimate Cosmic Ray Detector!

Most of you here must be wondering, “Muon Detector? What is that? It sounds like the weapon from the Klingon!” Hold on a second! Firstly, we’re not in the Star Trek series; Secondly, as we noticed, if the Muon detector is originated from Klingon, then it should be appeared on Earth, isn’t it? Lol
OK, back [...]

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Photo Interrupter – The Useful Device for Handling Your Photos!

There are many people out there, which is in love with the photographing. If you’re one of them, then you’ve coming to the right place!
First of all, do you know what’s the Photo Interrupter for? Well, it’s a magical device, as it can be used to perform many things for electronics projects.
Normally, a photo interrupter [...]

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The Easy-to-build Electronic Stethoscope

People have their own ambition during childhood. When the teacher is asked about their dream, some of them said they would like to become a police, lawyer, engineer or doctor, after they’ve grown up!
Talking about doctor, we knew that the most common thing of a doctor is the stethoscope that always hanging around the doctor’s [...]

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The Extremely Simple Stickytape Sensor

Do you believe that you can create an extremely simple Stickytape sensor in less than 5 minutes? Well, it might hard to believe, but you can easily do it, if you’re following the steps accordingly.
Those components that needed for this project are:

Stickytape;
Velostat;
Conductive fabric;
Conductive thread,
Scissors;
Knife.

Just follow the steps and you’ll be able to create a simple [...]

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The High Tech Infrared and Ultrasonic Scanner

Some of the people said that it’s impossible to build your very own infrared and ultrasonic scanner. To be honest, if you have self-confident here, nothing can really bring you down…
Today’s project is about the high tech infrared and ultrasonic scanner. For your information, this incredible scanner is able to scan a 180 degree area [...]

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The Unbelievable Electronic Temperature-Controlled Relay

Most of us are quite familiar with the electronic temperature-controlled relay. However, are you always bought the temperature-controlled relay from the electronic stores, or you usually DIY your very own relay?
No matter you buy the ready made or DIY your own, the 0-150oC electronic temperature-controlled relay that using LM35 and TL431 will going to steal [...]

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