He's chillin' with Jam Master B from anywhere in his house, thanks to a Palm Pilot equipped with a radio frequency transmitter that allows him to operate his PC-based MP3 player remotely from up to 100 ft away. An RF receiver connected to the PC acquires Steve's selections from a database of 4,700 works. To keep sound quality high, Steve encoded the music with a high bit rate and connected the sound card to his stereo amplifier via a digital link.
Are you a Gadget Freak? Allied Electronics would like to send you on a shopping spree of up to $500 on its website at www.alliedelec.com/gf.asp. E-mail Design News your proposed project (must incorporate electronic components and involve sensing, motion, timing, or networking elements) to firstname.lastname@example.org, along with a description of how it works, and a parts list.
If your project is selected, you'll receive the shopping trip of up to $500 and be featured in an upcoming edition of Design News.
PDA-based mp3 remote control system Parts List
Allied Part #
2.0 MHz Cystal MP020
9V ac Wall-mtd Transformer
44 Pin PLCC Socket
1.2V NiCd Battery
Dual D Flip-Flop
Additional parts required: Transmitter and receiver modules; CPLD IC; RS232 level converter; Voltage Regulator IC; 8-bit CMOS counter IC; 4.7 µH SMT inductor; Steve's software.
Some humanoid walking robots are also good at running, balancing, and coordinated movements in group settings. Several of our sports robots have won regional or worldwide acclaim in the RoboCup soccer World Cup, or FIRST Robotics competitions. Others include the world's first hockey-playing robot and a trash-talking Scrabble player.
A recent example of a major CAE revamp is MSC Apex, released last month by MSC Software Corp. In a discussion with Design News, MSC executives noted that its next-generation platform is designed to substantially reduce CAE modeling and process time, “in some cases from weeks down to hours.”
The Thames Deckway would run for eight miles close to the river’s edge, rising and falling slightly with the tidal cycle. It will generate its own energy from a series of devices that will line the pathway and use a combination of sources to make the path self-sustaining.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.