In the past few weeks, you've already learned how to make your bike light up at night with some DIY rim lights and handlebar lights. But how about something a little more functional? Instead of using those tedious hand signals (which drivers don't even understand), spruce up your ride with some do-it-yourself LED turn signals.
RFID chips are everywhere. They're in passports, credit cards, and tons of items you've bought in the last 5 years or so. Big retailers like Walmart started using tracking products with RFID as early as 2004, and today, they're used in everything from mobile payments to hospital record systems. Chances are, unless you're a hermit (in which case you wouldn't be reading this anyway), there's an RFID tag within a few feet of you. Photo by sridgway
Leaving your Wi-Fi radio "on" allows your smartphone to auto-connect to trusted wireless networks in lieu of using cellular data, but it also consumes battery power while it's constantly network hunting.
As dedicated bicyclists are well aware, riding can be very dangerous. Now that daylights savings time has ended in the United States, darkness appears quicker, and the night is especially dangerous for cyclists because of the low visibility that drivers have. Not only is darkness a danger, but also fog, blizzards, and heavy rain—all wreaking havoc on the vision. To combat this, bikers attach reflectors: clear front reflectors, red rear reflectors, amber pedal reflectors, and clear side reflec...
If you're at all like me, you constantly get frustrated that repeaters only boost redstone signals in one direction. It's annoying!
While Apple has been rather secretive about its work on AR wearables (despite the abundance of leaks revealing details about their unannounced devices), Facebook has been rather chatty about its plans for smartglasses.
While Magic Leap World gets its share of fun apps for playing with Porgs, watching TV, and exploring the ocean's depths, developers are making a strong business case for the Magic Leap One as well.
We've already done a tutorial explaining why buttons are superior to levers, but now I want to show you a way to make them even more useful than they already are. You can't get this sort of functionality with levers!
The concept of Metaverse, otherwise referred to as AR cloud, where a digital twin of the real world filled with virtual content anchored persistently for all to see, has been a sci-fi dream of futurists for years and an aim for most tech companies who are serious about AR.
For better or for worse, Google started the race towards smartglasses for everyday use with Google Glass before scrapping the Explorer Edition and pivoting towards enterprise customers.
Flirting can be a scary, confusing world if you're not prepared. Everybody has their own way of communicating their feelings and more often than not, it's not all black and white. Being able to read into those shades of gray can make it much easier to tell when you're being flirted with and when he's so done with you. This video will show you to read mixed signals from a guy.
This music production software tutorial demonstrates the use of an Audio Delay to create an effective CV delay, with some tweaking in Reason. CV delays are useful for instrument design and combinator construction. Learn how to delay control voltage outputs in this Reason video.
Have you ever broken the antenna off of your cell phone but did not want to buy another one? Here is a quick, cheap way to repair your antenna. This method also helps to improve bad reception on existing antennas.
Professor of RVing Jim Twamley shows you how one RVing couple uses hand signals to check their lighting system before getting underway. Watch this RV tutorial to learn what the hand signals for high beam headlights, fog lights, right and left turn signals. Check your RV lighting system with this method to ensure your lights are all in working condition.
Watch this video tutorial to learn how to use hand signals on a bicycle. Bicycles don't come with turn signals and brake lights. Fortunately, there's already a universal language for indicating turns and stops on a bike.
Know & Understand all basketball signals! Learn how the referee signals all the different basketball penalties with expert tips and advice in this free video.
The fire clown from Alpha Squad Paintball explains how to use tactical hand signals for capture the flag, tango, hold, on me, and more.
In this moped parts tutorial you will learn how to install and relocate new turn signals on a Honda Ruckus scooter. You will need to do some electrical wiring work, but the video shows you everything you need to do to install new turn signals on your Ruckus.
Steve shows you how to customize your Honda 919/ Hornet 900 motorcycle by installing after market turn signals. If you want to add a little individualization to your bike, try installing aftermarket turn signals.
Need a little help figuring out if he or she likes you? This clip offers some advice. As a general rule, when flirting with someone, it's important that you be confident and natural. But, if you're feeling nervy, there's little shame in doing a little prep work with silly videos like this one. For more information, and to get started using this tip for yourself, take a look.
Whether you want to be a referee yourself or just want to understand what the heck all those hand gestures made on the field mean this is the video series for you. Throughout this series you will learn the correct hand gestures for fouls such as tripping, holding, intentional grounding and delay of game.
This how to video demonstrates how to use motorcycle hand signals. Knowing how to signal properly when riding a bike are essential for your own safety and those around you.
Teach your dog to sit, down, and stand on command with hand signals. Sometimes hand signals are more convenient to use than verbal cues, and are great method of dog training. Learn how to teach a dog to respond to hand signal commands by watching this video pet training tutorial.
This tutorial illustrates how a wireless pinhole spy video camera can jam wireless internet or WiFi signals.
Soccer players may be the focus of the action on the World Cup soccer field, but soccer referees are just as actively involved in the game. Without their raising of flags, the game would fall into anarchy.
Ever wonder why there are always crazy-looking people in World Cup soccer stadiums who wave their arms around frantically during a soccer game, and not just because they're crazed fans?
Dating a man who wants to keep his freedom? - Why does he say he loves you, then? Dating coach Francisco Bujan tells you how to interpret mix messages from men.
When you get bored and ordinary boolean logic gates just won't solve your problems, and when AND-gates, OR-gates and XNOR-gates just feel too digital, why not make your redstone contraptions feel a bit more analog?
Cell phone jammers, a DIY endeavor for the darker crowd. I'm pretty sure we've all considered having one at some point: whether the obnoxiously loud woman next to you is announcing private bedroom stories to a crowd on the subway, or your kids are grounded from using the phone (and consequently snagged a hidden prepaid phone), sometimes having a cell phone jammer comes in handy.
Andrew Price of Dyad Bushcraft demonstates a variety of signals that can be used in a surivival situation. Techniques include signals using whistles, mirrors, and flares.
If your turn signals are broken, you aren't driving safely. If the problem is the turn signal switch in your '07 Chrysler minivan, you've come to the right place. This video will show you how to change out the part at home.
Check out this video if you are interested in learning about improving your jailbroken iPhone's wireless signal reception. This video explains Wifi booster, an app available in Cydia, which removes Apple's barrier against weak wireless signals, giving you more range.
In this tutorial, we learn how to increase your Wi-Fi signal with a coffee can. Materials you will need are : a knife, a coffee can, tape, USB Wi-Fi adapter, and marker. First, measure 1 inch from the bottom of the coffee can then trace your USB around that mark. Now, cut a hole in that shape in the can. Next, cover the hole with your tape. Next, hook your USB up to your cable adapter, and then place it in the coffee can. Now, plug your USB into your computer and you should have more signals ...
Step 1: Score! Watch for the referee signaling a touchdown, field goal, extra point, or successful try by raising their arms straight up over their head. Raising their hands above their head with palms together signals a safety.
If you ride your bike or motorcycle a lot, especially in a large city, you've probably had a few close calls. No matter how safely you're driving, you never know what other people are going to do, and being on a smaller vehicle makes you difficult to see.
Keeping your friends up to date is one of the reasons chat apps exist in the first place, but sometimes we're not available to respond to every message or to let all of our contacts know what we're up to. That's where status updates come in handy, and the feature has finally found its way to Signal Private Messenger.
In this tutorial, learn how to access your phone's data network to enable free tethering on your new HTC EVO 4G. By tethering with your EVO you can connect up to eight other devices to your phone and use it as a wireless modem. This hack works with any EVO and will allow you to connect regardless of whether your city offers 3G or 4G signals.
The Video On Demand highlights how amazing backgrounds are inserted behind characters and will show you how to composite video so your characters can seamlessly move in front of these images. Computer generated video objects may be superimposed over a background video image so as to create the illusion of a single composite scene. The leading edge of an object is detected and for a period of time the object and background video signals are mixed. After that period, only the object video is tr...
This video shows how to create an infrared heart sensor using an Arduino controller, a couple of resistors, and an infrared light emitter and detector. This device will be used on the subject's finger, detecting the amount of blood which is flowing through the subject's finger. The amount of oxygenation of the blood is shown in the finger, which will cause the infrared light to reflect off the skin and to the transmitter which is close by. The fluctuations of oxygenation are picked up by the ...
This video is a quick overview of the construction of a Blubberbot, an artificial "life form" that uses electronic sensors to seek out lights, sound, or cell phone signals.
