That's the solution Mark, four 64MB memory cards can give him 240MB easily, with a good and speedy interface, good support mechanics (why not consider micro soldering?), and a nice battery system, you can have close to one GigaByte inside that CAN space you have. Wagner. Mark Willis wrote: [snip] > Have you considered a set of battery-backed 72-pin SIMMs, or one or > two DIMM memory modules? Seems to me that using that setup may be a > really good answer for you here (The storage media's fairly cheap, data > bandwith's NOT a problem, etc.) Could sample the data to a PCMCIA drive > for downloading, or some such, perhaps. That might be good (you'll want > a GOOD socket that's not going to vibrate loose, though these types of > sockets should be OK, I'd think - maybe tape the metal latches in place > to prevent any possible shaking loose of the RAM PCB's.) I'd wonder if > DIMMs would stay in place well, here, have to help them stay in place > I'd think