Motherboard#20828 (Twinhead PX-386XV) has been associated to Chip#6610 (ST / Inmos IMSG176 (Palette DAC)) by helencroft

Motherboard#20828 (Twinhead PX-386XV) has been associated to Chip#10001 ((multiple brand) MC1489 (RS-232 Receiver) [GD75189, DS1489, SN75189, MC1489, MC1489, KA1489]) by helencroft

Motherboard#20828 (Twinhead PX-386XV) has been associated to Chip#10000 ((multiple brand) MC1488 (RS-232 Driver) [GD75188, DS1488, SN75188, MC1488, MC1488, KA1488]) by helencroft

Motherboard#20828 (Twinhead PX-386XV) has been associated to Chip#558 ((multiple brand) 8042 (Keyboard Controller) [VT82C42, W83C42, AMIKEY™-2, HT6542, KYBD, LT38C41, N8242PC, MR BIOS]) by helencroft