2 layers137 × 92 mm

RAMEXPB V3
Builder68/OpenEarlyMacsRAMexpansion
4 MB RAM upgrade for Macintosh 128K / 512K / 512Ke computers
77 parts10CERN-OHL-S-2.0
Open-source boards designed in KiCad by Builder68 on GitHub, from 1 repository. A board’s address here is its repository’s there.

Builder68/OpenEarlyMacsRAMexpansion
4 MB RAM upgrade for Macintosh 128K / 512K / 512Ke computers