Onno W. Purbo onno@indo.net.id Sejarah Laptop Onno W. Purbo onno@indo.net.id.

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Onno W. Purbo onno@indo.net.id Sejarah Laptop Onno W. Purbo onno@indo.net.id

Referensi https://www.mln.com.au/info/?type=laptophistory http://www.laptopspedia.com

Definisi Laptop Definition of Laptop: A laptop computer, or simply laptop (also known as notebook computer, notebook, notepad, and incorrectly labtop ;), is a small portable computer having its main components (Processor, screen, keyboard) built into a single unit capable of battery powered operation, which usually weighs 2-18 pounds (approximately 1 to 8 kgs), depending on dimensions, materials, and other variables. (Source Wikipedia)

The First Laptop Computer 1981: Osborne 1

The First Laptop Computer 1981: Osborne 1 Release Date: April 1981 Cost: US $1,795 Weight: 24.5 pounds Processor: Zilog Z80 @ 4.0 MHz Memory: 64K Memory Display: Built-in 5" monitor Ports: 53 X 24 text, Parallel / IEEE-488, modem / serial port Storage: Dual 5-1/4 inch, 91K drives O/S: CP/M

1981 - Epson HX-20 Mobile Computer (Laptop, Notebook)

1983 - Radio Shack TRS-80 Model 100 Mobile Computer

1983 - Radio Shack TRS-80 Model 100 Mobile Computer Processor: Intel 80c85 (code and pin compatible with 8085) Speed: 3 MHz Memory: 8 kb, up to 32 KB (29638 bytes free) by incremental 8 kb Memory pack on PCB ROM: 32 kb (up to 64 kb) Text Modes: 40 x 8 (LCD screen) Graphic Modes: 240 x 64 (Full-Dot matrix) Colours: Monochrome Sound: Beeper Size: 30 (w) x 21.5 (D) x 4.5 (H) cm.

1984 - IBM 5155

1984 - IBM 5155 Release Date: Februrary 1984 Cost: US $4,225 Weight: 30 pounds Processor: Intel 8088 @ 4.77MHz Memory: 256K, 640K max Display: 9-inch amber display CGA graphics, 80 X 25 text Ports: 1 parallel, 1 serial, CGA video Storage: Two 360KB 5.25-inch disk drives O/S: IBM PC-DOS Version 2.10 (disk) Model: Model 68

1985 – Toshiba Dynabook

1989 - Zenith Data Systems Laptop