Friday, December 28, 2007
Christmas had just passed. A christmas will of course include a christmas tree, speaking of chirstmas trees. Light bulbs are needed to decorate them. Do you actually know the structure of a light bulb? Whats inside the light bulb? Here's a diagram which will tell you everything.
Heres video of an interesting animation.
A bent wire crank mechanism is used to operate this mechanical toy.
Saturday, December 22, 2007
Nowadays, people order things through internet, communicate through internet, check their bank accounts through internet, ect. Realize how internet had benefit us? This is because of technology.
See how robot dogs play soccer !
Television is a system which is used to received moving pictures and sounds over a distance. Because of technology & design, a small screen but a big case had changed to a LCD television, with a big screen & a flat body.
Tuesday, December 11, 2007
Microphones
Hey, did you know that Microphones are actually transducer which detects sounds signals and produce an electrical image of the sound?There are also many ways that a mircophones will work, eg. Dynamic Microphones, Ribbon Microphones & Condenser Mircophones.
Last time, when you watch television, you will see the Mircophones will long long wires, but now, the Mircophones are wireless. Many advantages, eg. The person will not trip over the wire and fall down ! How technology works.
Wednesday, December 05, 2007
Wow, new Sony Ericsson mobile phone is here! W880i. WOW WOW WOW. Look at it's functions !
The 9.4mm thin and with a casing of stainless steel contains a FULL walkman kit which include stereo handsfree, PC software and a 1GB Memory Stick Micro!
WOW, what's more?!
The built-in digital camera which includes screen viewfinder, dedicated menus and direct interaction with in-phone imaging and messaging features!
The phone also allows you to have a superior listening experience, during a 3G video call, you can see the person talking to you and they can see you too. No time to watch news at home? No time to blog at home? Just subscribe to the RSS feed and many other functions will come to you!
DELL Precision M6300
Hey, what's so good about this? Okay let me tell you.
It provides the brute force computing power of a desktop workstation and the mobility of a notebook. You can move about with this anywhere you want, ect. travel. You can even do your work even while you are in the toilet!
It's memory which is up to 4GB can allow you to store many files in it. Your personal things, business, songs and homework!
You can also use it without any worry as Dell had maximized reliability. When you
need to use it for your business needs, the ISV Certivications can reassured that system will work flawlessly.
need to use it for your business needs, the ISV Certivications can reassured that system will work flawlessly.
Monday, December 03, 2007
Mechanical toys.
Simple linkages can be used to operate mechanical toys. Examples are cams, which are either off centre wheels or shaped wheels. They move a follower resting on them while rotated.
Here are some examples of off centre wheels:
