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Last Thirty Top Picks in this Week

Contemporary Computer, Electronics and Science Projects choosen by our editors.
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Turn your Windows Mobile phone into an iPhone

Turn your Windows Mobile phone into an iPhone

There are actually two methods we are going to highlight that both of which give good results, neither of which are the definitive tools for the job (the Windows-Mobile-as-iPhone community is surprisingly active). One method is relatively simple, the other requires a little more legwork.

Published: April 5th, 2010

Solar Power System

Solar Power System

This instructable will show you everything you need to put together a pretty good sized electric solar panel system. Things you will need.

Published: April 5th, 2010

Panasonic Lumix DMC-TZ7 or DMC-ZS3 Unboxing

Panasonic Lumix DMC-TZ7 or DMC-ZS3 Unboxing

Here is the unboxing picture of Panasonic DMC-TZ Compact Super Zoom Digital Camera. This is perhaps the best compact, pockatable super-zoom camera to date that can go up to a whopping 21.4x zoom (with extended optical zoom, digital zoom off).

Published: June 3rd, 2009

Building your own ambient color lighting bars

Building your own ambient color lighting bars

This instructable covers how to build, mount and control LED light bars to provide for full color ambient room lighting as well as ambilight style video effects.

Published: September 5th, 2008

Splitting the Atom - Inside the Eee PC 901

Splitting the Atom - Inside the Eee PC 901

Getting in is relatively easy, providing you know where to look. You will first need to remove the battery and take out all the screws on the underside (there should be 13 in total), including the one for the flap that hides the non-warranty voidable removable parts.

Published: September 5th, 2008

Flickr images on a Nokia LCD

Flickr images on a Nokia LCD

LCDs are often used in microcontroller projects. Most used are these green character displays with two or more rows to display menus, status or debug messages. With mass production of mobile phones, color LCDs get that cheap, that they can be used as replacement.

Published: September 5th, 2008

Laser show for poor man

Laser show for poor man

Here is another useless but cool looking must build gadget for every romantic geek. Let me introduce PIC microcontroller based three axis laser spirograph.

Published: September 5th, 2008

Nokia 6280 with SLR optics

Nokia 6280 with SLR optics

This will give you 36x optical zoom on your cell just because of the + the zoom of the lens you may use. It is strongly recomended to use a prime lens for easier calibrating the focal distance.

Published: November 19th, 2007

Identifying Electronic Components

Identifying Electronic Components

How-to identify and locate information for electronics components you can recycle from discarded gadgets. Brandon gives us example pictures and descriptions for most types of electronics components to help you stock up your home electronics lab. This is a must read for new electronics hobbyist.

Published: November 19th, 2007

Replace a mini USB port on your cellphone

Replace a mini USB port on your cellphone

At some point, just about everyone manages to mess up their precious electronics. In this case, someone (not me) somehow managed to totally demolish the mini USB port in their new Motorola cell phone. Surface mount repairs can be challenging without some serious tools, but it is possible to replace parts without a re-work station. This is how to do it with some fairly inexpensive tools.

Published: November 19th, 2007

Adding Internal USB (and internal ReadyBoost) to a UMPC

Adding Internal USB (and internal ReadyBoost) to a UMPC

Identify the interface and pins on the internal USB port. Find a USB hub that will physically fit into the eo. Find a fast flash drive that will also fit. Cut and wire the internal USB port to talk to the hub. Wire a port on the hub to manage the WiFi or Bluetooth module. Get it all to actually fit.

Published: October 15th, 2007

DIY laser long-distance listening device

DIY laser long-distance listening device

The following project will show how you can use a laser pointer to hear noises from hundreds of feet away (the distance will be relative to the strength of the laser).

Published: October 15th, 2007

How to Upgrade the Creative Zen Vision W Hard Drive

How to Upgrade the Creative Zen Vision W Hard Drive

Add a 100GB Toshiba hard drive to spice up your Zen with more room. Obviously this will void the waranty, but you will have the largest drive in any Zen W in the world.

Published: October 15th, 2007

Interfacing an AVR controller to a GPS Mobile Phone

Interfacing an AVR controller to a GPS Mobile Phone

My goal is to build a kind of a mobile tracker. There are many different use cases you can think of but one of the obvious is a device, that is able to report where it is. This device can be put in your car and it could trigger an alarm, if the car got stolen. Actually it could tell you where it is.

Published: July 20th, 2007

Put DVDs on the iPhone - the super simple way

Put DVDs on the iPhone - the super simple way

HandBrake is a GPLd multi-platform, multithreaded DVD to MPEG-4 ripper/converter - it is super easy to rip the DVDs you have and put them on the new iPhone - they look great and are about 1 GB each, here is how.

Published: July 20th, 2007

Mechanical webpage hitcounter

Mechanical webpage hitcounter

This counter would have an additional advantage, though: every time a person requests a page from my site, the counter would give a satisfying Click!. The more clicks you hear, the more people reading your pages.

Published: July 20th, 2007

AMOS WiFi homemade antenna with semicircular radiation

AMOS WiFi homemade antenna with semicircular radiation

With 13dB of gain and a big 120 degree beamwidth, this could be one of your best homemade WIFi antenna. It also has a strong front / rear insolation.

Published: July 20th, 2007

4 Tips to Extend Your Lithium Battery Life

4 Tips to Extend Your Lithium Battery Life

Lithium batteries seem to be everywhere these days. We can find them in our cellphones, laptops, portable media players and etc. We all want to make our batteries last as long as possible, but some well intentioned advice from friends, could be harming your Lithium battery life span.

Published: July 20th, 2007

Motherboard PCB Bracelet

Motherboard PCB Bracelet

This bracelet is for the geeks of the leet\'est and also for looking funky. You will need 1 Computer motherboard and some telephone wire and thick copper wire (size of the earth wire for house wiring)

Published: July 1st, 2007

Uni-Directional WIFI Range Extender

Uni-Directional WIFI Range Extender

Easily receive WIFI signals from far away using a standard USB WIFI adaptor and a bit of ingenuity. This Simple idea requires no modifications to a USB WIFI adaptor or your computer. A simple way to increase the signal strength and range of your WIFI. Plus it works with all USB WIFI adaptors.

Published: July 1st, 2007

Internet-controlled Swivel Webcam

Internet-controlled Swivel Webcam

The idea was to build a cheap, internet-controlled swivel base for a webcam without an analog to digital converter or any complicated logic circuitry.

Published: July 1st, 2007

5 Element Yagi for BlueTooth or WLAN applications

5 Element Yagi for BlueTooth or WLAN applications

Bluetooth uses 2400MHz to 2483.5MHz. I decided to build this antenna for a great friend of mine who needed a bit more range from his new electric blue Microsoft bluetooth wireless mouse. Here is how.

Published: July 1st, 2007

Internal Bluetooth for your Tablet PC

Internal Bluetooth for your Tablet PC

I wanted to add internal bluetooth to my tablet PC, so I took a USB bluetooth dongle and shoehorned it into my tablet; adding a little control PCB to allow it to be turned on and off.

Published: June 24th, 2007

DIY Bench Power Supply

DIY Bench Power Supply

This is a bench power supply with regulated DC outputs -12V, -15V, +5V, +12V, +15V, and variable and one +35VDC unregulated output.

Published: June 24th, 2007

MintyBoost - Small battery-powered USB charger

MintyBoost - Small battery-powered USB charger

This project details a small and simple, but very powerful USB charger for your mp3 player, camera, cell phone, and just about any other gadget you can plug into a USB port to charge!

Published: June 24th, 2007

Using X10 Home Automation and Linux to manage your home internet connection

Using X10 Home Automation and Linux to manage your home internet connection

Monitor the internet connection via shell script, and power cycle the modem with a couple of X10 home automation modules fit the internet is unreachable.

Published: June 24th, 2007

30USD High-Speed PCB Drill Press

30USD High-Speed PCB Drill Press

Want super clean holes in your latest PCB? Want your PCB drill-bit\'s to last much longer? Tired of using your dremel as the drill press it clearly isn\'t? For around $30, you can build this simple PCB drill-press.

Published: June 24th, 2007

110CFM Laptop Cooler

110CFM Laptop Cooler

With around 40 USD in parts, I was able to increase my GPU clock speed by almost 50 percent to over 370MHz. What follows is directions on how do create this cooler yourself. If you are having heat problems with your laptop or want to explore overclocking, give it a try!

Published: June 9th, 2007

Steampunk Monitor Mod

Steampunk Monitor Mod

The Steampunk Keyboard looked terribly anachronistic sitting in front of my Dell 1907FP flat panel monitor and while I hesitated to tear open a 300 USD monitor that was still under warantee, art must be served.

Published: June 9th, 2007

Fonera SD Card Modification

Fonera SD Card Modification

I read on several websites, that some people managed to wire a SD Card (or a MMC) to a Fonera access point. After a little googling, I discover this can be done easily, so I decided to test.. but I run into one issue so I decided to describe the process here.

Published: June 9th, 2007