Hardware

.schematic.diagrams.

.zx.spectrum.48k.

.zx.spectrum.128k.

Toastrack: ZXS128k-sch.png
Toastrack, analogue part: ZXS128k-sch-analogue.png
Inves: Inves128k-sch.png
Inves, analogue part: Inves128k-sch-analogue.png
Plus 2: ZXS128k-Plus2-sch.png
Plus 2, power circuit: ZXS128k-Plus2-sch-power.png
Plus 2A / Plus 3: ZXS128k-Plus3-sch.png
Plus 3, rear connectors: ZXS128k-Plus3-connectors.png
Plus 2B: ZXS128k-Plus2B-sch.png
Plus 3B: ZXS128k-Plus3B-sch.png

.didaktik.

Gama '88: didaktik-gama88.png
Gama '89: didaktik-gama89.png
Gama '89 by clock, corrected by me: didaktik-gama89-clock.png, didaktik-gama89-clock-geda.tar.gz
M '90: schematic
M '91: schematic
M '92: schematic, SprintLayout6 drawing (viewer for Win), PCB top, PCB bottom, PCB x-ray
Kompakt v1.5: schematic, EQN for GAL chips (IC7, IC8, IC9), JED for GAL chips (IC7, IC8, IC9)
Kompakt v1.5: SprintLayout6 drawing, PCB top, PCB bottom, PCB x-ray (by breki_j)
Kompakt v2.3: schematic, SprintLayout6 drawing, PCB top, PCB bottom, PCB x-ray
M '91 keyboard: SprintLayout6 drawing, PCB top, PCB bottom, PCB x-ray (by breki_j)
M '92, M '93, Kompakt keyboard: SprintLayout6 drawing, PCB top, PCB botom, PCB x-ray (by breki_j)
D40: schematic, cable (by RomBor)
D80: schematic, PCB layout, cable (all by Tomeco)
Melodik: schematic

.mb-02+.

go to it's own supbage: MB-02+

.various.

simple AY interface: ay-interface.png
simple AY interface, for D40/D80/Kompakt (A5 collision solved, works with any 48k computer): ay-if-kompakt.png
ACB stereo for grey +2, gold slice principle: acb-gold-slice.png
SRAM expansion (MB-02+ compatible): SRAM-expansion.png, SRAM-expansion-GAL.png, GAL content
PS2 interface (JROK's YAZSAKI modification): zxs-ps2-if.zip
Mistrum (czech ZXS clone) schematic diagram: Mistrum.png, .sch file for EagleCAD
Didaktik Gama 192k: didaktik-gama-192k-1b.zip, didaktik-gama-192k-1c.zip, didaktik-gama-192k-serial-dump.zip
RGB out for Didaktik M: didaktik-m-rgb-module.zip
Didaktik Gama 89 corrections: didaktik-gama-89-rsc.zip
FDC interface for ZXS Plus 2A: plus2a-fdc-if.zip
Plus D clone: schematic, resources
Proface / Keyface: internal (BOM), external (BOM), PIC source, manual (sk), photo.

.modifications.

128k memory expansion for ZX Spectrum and Didaktik Gama: description and files
128k memory expansion for Didaktik Kompakt and M: description and files
Umbrella modification (unrainer for 128k, hack for 48k): description and files
Memory & bank map: description and files

Note: Since I've run out of patience with people who have built their business on freely available community projects, all materials created by me, which are usable for the production of any products, are now subject to an Attribution-NonCommercial-ShareAlike (CC BY-NC-SA) license. It means that everything created by me is still freely available, anyone can remix, adapt, and build upon my work, but strictly non-commercially, as long as they credit me and license their new creations under the identical terms. If you bought something you can make by yourself from my materials for a third of the price, you've probably became a victim to a rogue trader.