Closed Amiga 2000 coprocessor adapters protected against reverse polarity

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shaman

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I'm selling 8 coprocessor adapter PCBs for the Amiga 2000 for the use with accelerators such as the Vampire or the Terrible Fire or with a plain 68000 processor. The interesting thing about the adapters is that they are protected against reverse polarity, i.e. they physically cannot be inserted in a wrong orientation into the coprocessor slot of the A2000.

It has bothered me for a long time that the original design did not prevent me from inserting accelerator boards attached to the adapter in the wrong orientation. I simply enlarged the design a bit, so that it is now physically impossible to do so.

And this is the result:
20250328_161830.png20250328_161900.png

The adapter PBCs have an ENIG finish with gold fingers. The PCBs are sold without 68k socket, so that they can be send in a letter envelope. You just have to solder the 68k socket on it. That's it. No SMD soldering or additional components required.

I'm asking €8 per PCB including worldwide shipping. Payment is possible via PayPal F&F.

The original design of Kipper2K was used by SukkoPera and published as open hardware:

The forked KiCad repository to generate gerbers can be found here:

Edit: Sold outside Amibay.
 

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