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Casio Cassiopeia

Cassiopeia A-10 and A-11 Operating system: Microsoft Windows CE 1.0 Handheld PC edition Size: 175 mm x 92 mm x 26.5 mm :: 380 g CPU: Hitachi SH3 @ 44 MHz Memory: RAM 2 MB and ROM 4 MB Display: FSTN LCD, 480 x 240 Pixel, 4 shades of gray Interface: Serial and IrDA (ver. 1.0) […]

Open At Os

History Open AT OS Introduction Wavecom first introduced the Open AT V1.0 in 2001. It allowed a developer to directly embed his application on a GSM modem. As such it only allowed an application to send AT commands to the GSM firmware, not on the UART as one would do when using a micro-controller connected […]

Amateur Telescope Making

Beginnings Ever since Galileo took a Dutch invention and adapted it to astronomical use, astronomical telescope making has been an evolving discipline. Many astronomers after the time of Galileo built their own telescopes out of necessity, but the advent of amateurs in the field building telescopes for their own enjoyment and education seems to have […]

Wireless World

History The Marconi Company published the first issue of the journal The Marconigraph In April 1911 . It was the first journal written especially for wireless communication and circulated largely among engineers and operators. In 1913 the name was changed to The Wireless World and in April the first issue was seen in the news-stands. […]

Chinese Chemical Fiber Town

Island Springs, attached to Zhejiang Province, Tongxiang City, located in the southern margin of the Yangtze River Delta, the alluvial-Jiaxing-Huzhou plain, west of Beijing-Hangzhou Grand Canal, Suzhou and Hangzhou the canal along the south. Here Yimapingchuan, river and clouds and the criss-crossing away from Hangzhou, Jiaxing and Huzhou are less than 50 kilometers, and strategic […]