Hot Hacks, Mods & Circuitry Posts

How To: Fix 1600 errors when Jailbreaking 3.1 firmware

In this tutorial we learn how to fix 1600 errors when jailbreaking 3.1 firmware. First, make sure your iTunes is updated to 9.0 and make sure you have 3.0 firmware. Having these installed on your phone will help make sure you don't get the 1600 error. You will have to play around with your device to see what works to remove the error. You can also hold the power and home button for several seconds to place it into DFU mode, which should help you install new programs onto your phone. When fini...

How To: Make a hack pack

This video tutorial belongs to the Electronics category which is going to show you how to make a hack pack. This is basically turning a notebook in to something that you can take literally anywhere. Here you will learn how to create a video streaming hack pack to carry around with you and be able to do live internet shows anywhere. For this you will need a netbook, Sony PSP, mobile Wi-Fi thumbstick, microphone and a webcam with Velcro or adhesive. Plug in the mobile Wi-Fi stick for internet c...

How To: Crimp your own ethernet cables

In this tutorial, we learn how to crimp your own Ethernet cables. First, grab your cable and take the end of the crimper. Place the cable inside of the crimper, then cut off the first few inches of the cable. Next, unwind the different cables and then use your crimper to straighten on the edges. Cut the wires so they are even, then strip it again if you cut the cable too short. If you have never dealt with crimping cables before, you might want to have someone experienced to help you. Make su...

How To: Increase your wi-fi signal with a coffee can

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 ...

HowTo: Auto-Lace Your Kicks

Kitschy kicks your thing? Try these self-lacing sneakers on for size. Inspired by the iconic Nike Air 2015s worn by Michael J. Fox's character in Back to the Future Part II, these shoes utilize an Arduino-powered force sensor and somewhat bulky pair of rear-mounted servo motors to pull themselves tight when offered a human foot. A switch reverses the process. Feeling ambitious? Head over to Instructables for complete instructions on how to build your own pair.

How To: Use a soldering iron when circuit bending

In a time of ubiquitous electronics, soldering is an essential skill. Fortunately, if you don't already know how it's done, it's an easy skill to pick up and the tools and associated materials can be had for cheap. This video tutorial from MAKE will get you started. For more information, and to get started using a soldering iron yourself, take a look.

How To: Hack a single-use digital camera for continual usage

In the digital age, camera's have gotten better, more advanced and more expensive. Even those throw-away cameras have taken the leap to digital-ness, which means more money. But you don't have to be confined by the one-time use of these single-use digital cameras anymore. Kipkay teaches you how to hack a one-time-use digital camera so that you can use it over and over again— for only twenty dollars. There is a connector behind a sticker, so you have to peel the sticker off and then you must f...

How To: Make a laser pen from a DVD burner

In this Electronics video tutorial you will learn how to make a laser pen from a DVD burner. Take a DVD burner, remove all the screws from the bottom panel and remove the panel. Then remove the rest of the body cover as shown in the video. After this the laser will be revealed. Now remove all the screws around the wires and lift up the laser assembly. Undo all the screws on the laser assembly and remove the unit containing the laser diode. Now cut around the unit with a hack saw to get the di...

How To: Convert a coaxial jack into a Ethernet jack

This video shows you how to use any coaxial jack in your home to convert into a ethernet connection. It's simpler than you might think. So simple, in fact, that this video guide can present a complete, step-by-step walkthrough of the process in just under five minutes' time. For instructions, and to get started converting your own cable jacks, take a look.

News: Fingerpainting for Baby Cyborgs

Did you ever, as a know-nothing kid, push against your closed eyelids for the pleasure of the resultant light show? LCD bending takes the low-tech fun of physical retinal stimulation and updates it for the 21st century. And, as the title suggests, the end result looks very much like a sort of angelic, fractal-based fingerpainting.

How To: Use a wire wrap tool instead of soldering

This video offers instructions on how to use a wire wrap (or wirewrap) tool, an excellent and underrated alternative to soldering. It's particularly useful when prototyping as wirewraps can be undone quickly using the short end of the tool (though this particular process isn't demonstrated in the video). See how to connect a 4-legged RGB LED to header pins, a job that is particularly obnoxious to accomplish using solder and an iron, using 30-gauge wire and the tool. For more information, and ...

How To: Make a simple constant current source

In this clip, you will learn how to create a simple constant current source so that all of your appliances are always running on the same current. This clip will explain exactly what this means and why you need to use it as well as how to set it up. Using the LM317LZ 100ma adjustible voltage regulator and one resistor, you can make a constant current source. With the LM317 1.5 amp version, you can make one with higher currents.

How To: Fix a HP tx1000 laptop black screen with a penny

If your HP tx1000 tablet PC is stuck on a black screen, you are not alone. The HP tx1000 tablet has a defective NVIDIA chip which sometimes causes the laptop to get stuck at a black screen and not boot over time. This often happens (conveniently) after your 1 year warranty ends. If you are having this problem with your HP, check out this step by step tutorial. In it, you will learn how to open up your computer and easily fix the motherboard to prevent this from happening.

How To: Configure your XBee

The XBee is a wireless radio module that allows you to implement a cheap and easy wirelss interface between two kinds of devices. This video will walk you through each step of configuration for your XBee. Modify it and add it to your next creation, whether it's a robot, machine, or something else from your imagination. The possibilities are endless!