Tag Archives: Educational

Recommended Educational

Video – Lockpicking with BMW Decoder Tool

Posted on December 28, 2006 by max

[gv data=”http://video.google.com/googleplayer.swf?docId=4332050438141762214&hl=en” width=”670″ height=”400″][/gv]

Wow, my friend has a new beemer with this type of lock. Maybe new technology is actually easier to break in huh?

via

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DIY HACK – Make your own Oscilloscope

Posted on December 28, 2006 by max

http://zedomax.com/image/200612/diy-oscilloscope.jpg

Check out this DIY Oscilloscope using Atmel Atmega32.

I wanted to see if I could make a useful scope using just a microcontroller and a television. The result works, but is a bit slow with a maximum sampling rate of 15,750 Hz. This is fast enough for most electrophysiology, but not for audio. The sampling rate is determined by the maximum rate of the internal A/D converter.

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DIY – Matchstick rocket on instructables

Posted on December 28, 2006 by max

http://zedomax.com/image/200612/match-stick-rocket.jpg

Check this instructables out on how to make one.

How to make a rocket from house-hold materials. It will fly from a foot to 22 feet. I have perfected the match rocket!

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How To Make A Simple Matchstick Rocket

Posted on December 28, 2006 by max

video://www.metacafe.com/watch/320218/how_to_make_a_simple_matchstick_rocket/

cool!

Quick and easy way to make a matchstick rocket using a match and foil. These rockets can travel as far at 20 feet.

How To Make A Simple Matchstick Rocket – video powered by Metacafe

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Boost Your Car Remote Range!

Posted on December 28, 2006 by max

video://www.metacafe.com/watch/358044/boost_your_car_remote_range/

Nicely done, this will be very useful.

Easy hack to increase the range of your car remote control! Mine increased 50′ with this simple trick! Try it!

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DIY HACK – “Propeller Clock” Mechanically Scanned LED Clock

Posted on December 28, 2006 by max

http://zedomax.com/image/200612/cool-pov.jpg

Cool propeller clock you can make!

How this clock works: A motor spins the “propeller”, and a small microprocessor keeps track of time and changes the pattern on seven LEDs with exact timing to simulate a 7 by 30 array of LEDs. It is an illusion, but it works nicely.

If you want to build this clock, you will need a few things, including: Skill with motors and mechanical things. Prior electronic experience. A dead VCR or floppy drive or other source of a suitable

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DIY HACK – Etch CNC

Posted on December 27, 2006 by max

http://zedomax.com/image/200612/etch-cnc.jpg

Check out this cool etch CNC. Actually we were thinking of making this too, but since it’s already made, we can learn from it and make it quicker. Awesome! 🙂

I am using a retrofit machine that fit within my budget. It’s a 2-axis machine with approximately 170x130mm travel.

The circuit board is my own design, using a ULN2803 per motor to supply approx. 0.3 amps per winding. The power supply is a standard AT hard-drive power connecto

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DIY HACK – Replace your Laptop LCD screen

Posted on December 27, 2006 by max

http://zedomax.com/image/200612/fix-laptop.jpg

We’ve had a big share of broken laptops due to Beer and Vodka spills not too long ago. Here’s some tips about replacing your LCD on your broken LCD.

It helps to know your computer. If you don’t, do your research first. Some laptops have the LCD glued (epoxied) into the frame. In these cases it’s usually much easier to replace the whole cover. Most don’t have this problem though.

I’m going to show how easy it is with an Apple iBook G4. I’

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