Quadlink clone turns your ancient IBM PC into an Apple ][
schlae
86
The Color Graphics Adapter Redux board is a more or less faithful clone of the original IBM CGA, based on the original schematics
hkzlab
46
My own FPGA architecture simulated in VHDL, realized with 7400-logic on PCB.
mnemocron
41
An Apple II 80-Column Card. Based on the Videx Videoterm
btb
29
Amiga 500 6A Dual Internal Floppy Drive Interface
roddersuk
9
Hardware designs for 8-bit homebrew computer
nandgate
2
A bbc micro external keyboard
dominicbeesley
1
A trainer board for digital electronics
RetroStack
1
Dragon Rev X4 Kitchen Sink
jimbro1000
1
ILI9341 TFT LCD display controller
ryanhaus
0
6809 PC
danwerner21
0
Powertran/ETI polysynth
icnagy
0
SEGA Secret Base Arcade Game
stonedDiscord
0