Ericsson Portable PC

The Ericsson Portable PC (EPPC) was a portable computer introduced by Ericsson in March 1985.^[1] It was a small computer with a weight of 8 kg. It had an Intel 8088 processor at 4.77 MHz and 256-512 kB of RAM.^[2] An optional built-in thermal printer and modem was available.^[2][3]

Ericsson Portable PC

Also known as	EPPC
Manufacturer	Ericsson
Type	Portable computer
Release date	March 1985; 40 years ago (1985-03)[1][2][3][4]
Introductory price	US$2,995 (equivalent to $8,756 in 2024)[2]
Operating system	MS-DOS 2.1[2]
CPU	Intel 8088 CPU @ 4.77 MHz
Memory	256 kB of RAM (Expandable to 512 kB)[2]
Storage	half height 5-1/4 inch, 360 kB Floppy disk drive
Display	Orange Gas Plasma display (25 line by 80 column)
Graphics	640 x 400 pixel
Input	detachable keyboard
Connectivity	parallel and serial ports, expansion port, second disk drive port
Power	AC Power 110-240 V (No internal batteries)
Weight	8 kilograms (18 lb)

The EPPC was the first portable computer on the market to have a plasma display. Said display was a monochrome amber unit capable of displaying 25 lines of 80-column text.^[3]