The PCBs were delivered half an hour ago, wohoo! Time to verify some signals before soldering and testing everything. They look very good.
![](https://cdn.hackaday.io/images/6012071734430416525.jpg)
A project log for OpenSpand ZX81 expansion
OpenSpand is a ZX81 expansion cartridge based on an RP2350B chip. Like a ZXpand+ with extended functionality.
The PCBs were delivered half an hour ago, wohoo! Time to verify some signals before soldering and testing everything. They look very good.
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