DIY Pocket-Sized Oscilloscope Kit For $33

Using a oscilloscope for your projects is often an expensive endeavor. At the low end you are talking several hundred bucks at least%u2014but this DIY version fits in your pocket and only costs $33.

Features:

Max sample rate – 2M/s%uFF0C8 bits
Sample memory depth – 256 bytes
Analog bandwidth – 1MHz
Vertical sensitivity – 100mV/Div – 5V/Div
Vertical position adjustable with indicator
Input impedance – 1M%u03A9
Max input voltage – 50Vpp
DC/AC coupling
Horizontal – 5%u03BCs/Div – 10m(minute)/Div
Auto, normal and single trig modes
Rising/falling edge trigger
Trig level adjustable with indicator
Hold/run feature
Built-in 500Hz/5Vpp test signal
Frequency counter features with independant F and T read-outs (only for TTL level input signal)
9 – 12V DC or AC power supply
Dimension: 110mm X 65mm X 25mm (no case)
Weight: 70 gram
With Panels

The “Digital Storage Oscilloscope” may not be as fully featured as traditional models, but you definitely get a lot for your money. Plus, it’s open source so you can include the firmware in your tinkering. The oscilloscope comes in a kit version for the aforementioned $33, as well as a pre-built version for only $49.

Gizmodo – DIY Pocket-Sized Oscilloscope Kit For $33 – Digital storage oscilloscope

Build Your Own Multitouch Surface Computer

For around $450,- these guys have documented how they made their own microsoft surface thing. They used open source tools for the applications, and got it looking very slick. It took them about two weeks to do, so with instructions, you should be able to make it more quickly.


Maximum PC’s Multitouch Surface Computer from Maximum PC on Vimeo.

Build Your Own Multitouch Surface Computer | Maximum PC

Zypad wrist computer

With the Zypad device, which runs a Linux operating system, one can access a remote host system through integrated wired or wireless interfaces. The unit boasts a special fiberglass-reinforced nylon-magnesium alloy case for maximum durability and minimum weight.

Features include “802.11 and Bluetooth/Zigbee interfaces, a GPS receiver, electronic compass, biometric fingerprint sensor, and a tilt- and dead-reckoning system that detects the position of the user’s arm and sets the system to standby mode when the arm is hanging down beside the body.”

Wrist-worn computer packs beaucoup functions | Military Tech – CNET News

SPOT Europe, The World’s First Satellite Messenger

Introducing SPOT %u2013 The World%u2019s First Satellite Messenger
Whether you%u2019re just checking in, allowing others to track your progress, or calling for help %u2013 SPOT gives you a vital line of communication with friends and family when you want it, and emergency assistance when and where you need it. And since it utilizes 100% satellite technology, SPOT works around the world %u2013 even where cell phones don%u2019t.

Shop SPOT Europe, The World’s First Satellite Messenger

It’s fairly affordable (EUR. 200) and links in to Google Maps, so other people can track you.

Has Palm done it?

The new Palm Pre looks very awesome: smaller than an iphone, slideable keyboard (I love that keyboard, it’s very very good) and an OS which seems slicker than Apple’s. Other than that it seems to have all the prerequisite bits and bobs, such as wifi, gprs, reasonabley poor camera, gps, bluetooth, 480×320 display.

Contact management is done in Synergy. This polls your contacts from multiple sources (a bit like semantic web), such as facebook, your contacts list, outlook, your calendar, and integrates them in one place.

Apps can be created for the new webOS using just javascript, HTML and CSS.