|
name
|
built
|
display
|
functions
|
circuit
|
alim
|
description
|
status
|
 |
IBM Convertible (ventiquattrore) |
1986, USA |
Reflective LCD CGA |
2 x 3,5" 720 KB FDD, PC-DOS 3.12 |
Static 512 KB RAM, CPU 80C88 (4,77 MHz) |
Battery pack 9,6V (missing) and external
adapter 220V-12V 2A (not original) |
| First IBM battery operated PC,
first IBM PC with 3,5" floppy drives |
|
Good, working |
 |
Zenith MinisPort |
1991 |
Backlight LCD CGA |
Integrated 20MB HD, serial parallel,
monitor, interfaces; boot rom with DOS and utilities. External 720 MB
3,5" FDD |
1MB RAM, CPU NEC |
Ni-cd battery pack (5 elements); mains
adapter/charger |
First notebook pc with HD |
Good, (HD failure) |
 |
IBM Thinkpad 701c 'butterfly' |
1995 |
Backlight TFT color VGA |
500MB HD, 2x PCMCIA, IR, audio, 14.4Kbps
modem, trackpoint proprietary connection for port and docking |
8MB RAM, CPU 486 DX4 (75 MHz) |
Ni-Hr battery pack (9 cell 10,8V); ext plug
16V (+ centre) adapter/charger |
Most famous Thinkpad design with extensible
keyboard |
Good, working |
 |
Digital Ultra ct475 |
1995 |
Backlight TFT color VGA |
500MB HD, 2x PCMCIA, IR, audio, serial,
parallel, proprietary connection for floppy unit and docking |
8MB RAM, CPU 486 DX4 (75 MHz) |
Li-Ion battery pack (7,2V, 3300 mA); ext plug
12V |
First attempt for Digital to enter the
portable pc market |
Good, working |
 |
HP Omnibook 600c |
1995 |
Backlight DSTN color VGA |
2x PCMCIA (512MB CF silicon disk), IR, serial,
parallel, ext SVGA monitor, |
8MB RAM, CPU 486 DX4 (75 MHz) |
Li-ion battery pack (2x2 cell 7,2V); ext
plug 12V (- centre) adapter/charger |
Innovative ultra portable design with HP
lever mouse |
Good, working |
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