2 layers83.8 × 60.8 mm
Sram
21 boardsKiCad boards from 7 GitHub repositories tagged “sram”, the most starred first; open any of them in PCBKit.
- 4 layers18.2 × 18.3 mm
- 2 layers54 × 54 mm
- 2 layers44.2 × 65.3 mm
Hx8k demoboard wing
maikmerten/hx8k-breakout-extension
A PCB with SRAM, buttons, LEDs and some pmod-compatible connectors for the Lattice HX8K Breakout Board
23 parts10MIT - 2 layers97.8 × 35.6 mm
Qlexternal512kram MIX
alvaroalea/QL_RAM_Expansions
Severa RAM expansion boards for the Sinclair QL
15 parts8 - 2 layers115 × 78 mm
- 2 layers162.6 × 97.3 mm
Memory subsystem
TSJR/logic-analyzer
TTL logic analyzer built from 74xx logic and LED dot matrix display
73 parts - 2 layers54 × 54 mm
- 2 layers89.2 × 81.9 mm
- 2 layers54 × 54 mm
- 2 layers54 × 54 mm
- 2 layers85.1 × 59.4 mm
- 2 layers17.8 × 49.5 mm
- 2 layers14.5 × 48.5 mm
- 2 layers54 × 54 mm
- 2 layers14.5 × 48.5 mm
- 2 layers54 × 54 mm
- 2 layers97.8 × 35.6 mm
QL external ram 892Kb
alvaroalea/QL_RAM_Expansions
Severa RAM expansion boards for the Sinclair QL
14 parts8 - 2 layers30 × 30 mm
- 2 layers
Backplane
TSJR/logic-analyzer
TTL logic analyzer built from 74xx logic and LED dot matrix display
2 parts - 2 layers50.3 × 80.3 mm
Logic Analyzer
TSJR/logic-analyzer
TTL logic analyzer built from 74xx logic and LED dot matrix display
16 parts