Oldest working:
Amstrad PPC512
8086, 512K RAM
2x 720KB floppy drives
CGA LCD (no backlight, yet...)
Even have the original bag!

Oldest using:
AST Ascentia 800N
486sx @ 33
8 MB RAM, 340MB HDD


I know, neither one is a 386, but I have yet to find one anywhere... Looking for an AT&T Safari notebook 386, or an NEC ProSpeed (or was it SpeedPro ??) 386. Perhaps a Compaq with plasma display.... I anyone has any idea where to find one, please let me know!
FreeDOS
(floppy is bad)