Designed by Fabian Draeger
"Right after inserting, the Mega Cartridge says hello and then immediately switches to the module last used.
In the video the VCART6 and the Wendy Carlos 1 are shown, but the memory inside is big enough to keep all official cartridges ever released. Depending on your interest, the Mega Cartridge will soon be available in quantities as fully built PCB. To compile your individual ROM, I would need proof of your ownership of the original cartridges for copyright reasons..."
via Stefan in the comments of this recent post for a DK Synergy II+ Synthesizer with Kaypro II PC for sale.
Pic of the inside of the Mega Cart for the DK Synergy.
