@SprPsycho I have an Octagon 2008 scsi card that you can have, not sure if it's better or worse than the 2091 but it should be fine to get you started, drop me a PM if you're interested.
Robert
Edit: Although for 35Euro that GVP above seems good, since it takes memory sticks rather than chips on the octagon, the octagon doesn't have DMA either, but, up to you