Raspberry Pi water alarm system

Instructions for employing a Raspberry PI as a water alarm systemVersion 1.0, published in Jan 2015The Raspberry Pi reads the status of one or two water sensor device(s) on one or two of its GPIO pins. When water is detected the Raspberry Pi emails out an alert to a recipient group and calls a phone...

By: Gourmesso



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from Instructables: exploring - technology http://ift.tt/13UpiWo

SodaStream BCRS (Bottle Cap Restraint System)

I love my SodaStream. I use it so much, that I keep misplacing the caps for the bottles. In order to curtail this behavior, I created a 3D printed solution so the cap remains attached to the bottle at all times. It has already saved me hours of time that would have been spent searching my house to r...

By: nlewkowitz



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1W LED Lantern Using 2 AA Batteries

This is my first project using a 1W LED. By using a DC-DC boost module, I am able to power the LED with two 1.2V rechargeable AA batteries. You can omit the DC-DC module and use four AA batteries instead if you wish but check your resistor values.Because of the current limiting integrated circuit (L...

By: skibum30



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Voice Controlled Arduino Lighting - Autobot

In this instructable I will walk through the process and the code to make your Arduino and your home PC into a voice controlled command system for lights or about anything else you can control with an Arduino. The voice controlled arduino lighting is my first instructable so hopefully I can put ever...

By: GunGeek369



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Infinity Mirror Table - the easy version

I've been fascinated by infinity mirrors ever since I built my infinity mirror clock. But this time I wanted to make something simpler - so I decided to convert my center table into an infinity mirror table. You can use this instructable to convert nearly any surface into an infinity mirror. The ...

By: dushu



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Joypad To Switch Box Controller

I had originally intended to use an Arduino with a plugin with X-Plane, but I couldn't get the plugin to work. During a clear out I cane across an old joypad. So old it wasn't even analogue!Then I got the crazy idea of using it as the 'brains' of a switch box.Hmm.... Look. It's a nekkid joypad! C...

By: ronnietucker



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Teaching The Laws of Signs Kit

The device is based on a 2x4 decoder (74LS139) because this decoder shows a configuration that corresponds exactly in its inputs to the combination of signs of the operations of multiplication and division while its outpus give a result to each combination of inputs. Bill of Materials 1 High...

By: braulio777



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Steampunk LED Clock

I was inspired to create a steampunk clock a while ago after browsing through a lot of Instructables on various clocks. It started out with a somewhat vague idea of what I wanted to accomplish and it really evolved as I made it. I tried to document it as I went through the process but this is my fir...

By: Caesera



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Motion Activated Lamp

It's night and you need to go to the bathroom but you don't want to turn on the lights, yet stumbling in the dark isn't quite pleasant either, then what do you do? I built this led cube, which turns on when you move it - for example grab it in your hand - and turns off after a certain amount of time...

By: aosfish



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How to Draw Spider Man Climbing

Well they definitely don't call him wall crawler for nothing. First,draw an oval upward and draw a line vertically under it. Next, draw a line horizontally. Now,draw 2 circles on each side of it. On the left side draw a slightly curved line downward and a circle on it,and on the ri...

By: shlomo2015



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A Better LED Growlight

I see loads of tutorials on here about grow lights - some are downright terrible, others are decent, and most are a mix of the two. Some are just some simple, 20ma lights - not enough for growing squat. Some are better, using 3W diodes, but the drive circuitry is often weak or non existent, or they ...

By: Gran Abuelo



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How to Survive the Perils of New Year's Eve

New Year's Eve might be the best party night of the year, but it can also be the most stressful, from losing your phone to the far more perilous drive home. Here are a few things you can do now to stay safe and sane this New Year's.

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This Video Debunks 10 Misconceptions About Common House Pets

You've probably heard a lot of things about dogs, cats, and other typical pets, but some things are exaggerated or untrue. This video clears up 10 popular myths and old wives' tales so you can be the best pet owner you can be.

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Develop Emotional Intelligence by Learning How You Sound to Others

Sometimes what we say doesn't go over very well, regardless of our intent. There's a difference between what we mean when we say something and how it comes across to other people. Learning that difference is an important aspect of becoming emotionally intelligent.

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Build The Ultimate LED Lamp (Li-ion)

Emergency lamps are one of the most important household essentials, mainly because we use it on various applications. You can use it during blackouts, while camping, doing videoshoots, doing photography and other stuff... Over the years, we've bought a lot of Lead-Acid Emergency lamps. From incandes...

By: ASCAS



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SmartVideo for YouTube Fixes Buffer Problems on Slow Connections

Chrome/Firefox: If you're on a slow internet connection, YouTube's unbearable to use. It never seems to know when to start playing and when to stop buffering. SmartVideo for YouTube gives you control over all that.

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Kanbanote Organizes Your Evernote Notes in Trello-like Boards

For Daniel

Glow in the Dark LED Ping Pong Ball Bluetooth Glove: Version 3.0 Cute Shaped Tang Yuan - Plain Glutinous Rice Balls in Ginger Syrup. Minecraft Wooden Drink Coasters Steampunk Headset Light Box Photo Studio

By: itimariu



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Commonly Overlooked Money Leaks that Drain Your Budget

The end of the year can be a great time to review your spending and zero in on a year's worth of pervasive money leaks—you know, those areas where dollars seemingly seep out of your budget. Here's a few common money leaks, and how to plug them.

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