OP said IDE not PCMCIA...
Any cheap adapter from eBay will work. For example:
http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=350165148739There's nothing clever about these devices. There is no logic - they just physically convert the CF card to fit on to the IDE connector. It's really just a cable. So there's really no need to invest in an expensive "Amiga-specific" version.
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moto