Hi, I was in Halted Specialties Corp. in Santa Clara, CA
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last week and they have Advantech PCM-3660 boards for $15. It's a PC/104 Ethernet board with a 10Mbps Realtek RTL8019AS chip on it. It's not a spectacularly special card by any means, but since PC/104 hardware tends to be pricey I thought I'd mention this deal.-Jonathan