Electronic and Collections

ibmSM.JPG 5140 IBM Convertible
IBM's first laptop computer is a big improvement over their earlier portable computer, the giant IBM Portable PC from 2 years earlier in 1984 Model: 5140 "Convertible" Released: April 1986
original Price:US $1,995
Weight: 12 pounds / 5.5 kg
CPU: Intel 80C88 @ 4.77 MHz
RAM: 256K, 512K max
Display: LCD - 80 X 25 text 640 X 200 graphics
Storage: two internal floppies 3-1/2 inch,
720K each Ports: expansion bus
Peripherals: thermal printer serial,
parallel ports
CRT display adapter
Power: 12vdc,
pin +
OS: PC-DOS 3.2, BASIC
LAPTOP.JPG
Price: $46.00