Are there any electronic schematics available?

[catbeard]

There was a post awhile ago, let me know if this helps.

Physical dimensions / details of play date hardware

The specs page says "76 × 74 × 9 mm" for the overall dimensions, not sure if that's precise enough for you. That page also contains a link to a .usdz file that might be interesting for you.

PlaydateDimensions.pdf.zip (86.6 KB)