4 layers184.9 × 243.8 mm
Project NuXT
monotech/NuXT
MicroATX Turbo XT Motherboard, with VGA, Floppy, CF, Serial
223 parts121GPL-3.0
Boards by monotech
14 boardsOpen-source boards designed in KiCad by monotech on GitHub, from 14 repositories. A board’s address here is its repository’s there.
- 2 layers100.4 × 96 mm
XT IDE Deluxe
monotech/XT-IDE-Deluxe
Monotech XT-IDE Deluxe - Bootable ISA CF+IDE Interface
58 parts33GPL-3.0 - 2 layers95.9 × 90.2 mm
- 2 layers135.3 × 106.7 mm
- 2 layers81.3 × 51.6 mm
Xt cf mini
monotech/monotech_xt-cf-mini
Miniature 8-bit ISA CompactFlash Interface + Boot ROM
32 parts18GPL-3.0 - 2 layers81.3 × 53.6 mm
DoubleROM
monotech/ISA-DoubleROM
ISA card to provide up to two writeable option-ROM sockets.
19 parts17GPL-3.0 - 2 layers110.1 × 101.6 mm
Nano8088
monotech/Nano8088
Smaller SMD version of Sergey Kiselev's Micro 8088 SBC, with XT-CF added
78 parts17GPL-3.0 - 2 layers101.6 × 101.6 mm
- 2 layers89 × 20.6 mm
- 2 layers41.9 × 31.1 mm
EGA Mono Composite Converter
monotech/EGA-Mono-Composite-Converter
Convert EGA to Monochrome-Composite. Good for IBM 5155 and EGA card.
18 parts9 - 2 layers25.9 × 31.2 mm
Compaq Portable Universal U35 RAM Decoder
monotech/Compaq-Portable-U35-640K
SPLD-based replacement of RAM decoder PROM in Compaq Portable, allowing 640K on system board.
3 parts8 - 2 layers414.3 × 119.1 mm
Osborne1-KeyboardReplacement
monotech/Osborne1-KeyboardReplacement
Replacement keyboard using Cherry MX switches, for if your Osborne 1 keyboard had a bad membrane like mine.
78 parts6GPL-3.0 - 2 layers35 × 18 mm
XA1541
monotech/XA1541-PCB-for-DB25-Backshell
XA1541 Commodore drive/machine to PC parallel port converter cable. PCB for DB25 backshell
10 parts6 - 2 layers100.4 × 96 mm
Xt cf
monotech/XT-CF-RA
Rear-accessible XT-CF Bootable 8-bit ISA CompactFlash - no bracket machining required
34 parts6GPL-3.0