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  1. cjs

    How to make new multi-track tape heads?

    Over in this post NF6X came up with a really interesting idea, that I think is worth its own thread. (I, at least, am fascinated by this idea.)
  2. cjs

    How do I turn off mutilation of my post text?

    In another thread I was trying to talk about O(n) algorithms. If that looks mysterious to you, before the forum got hold of it it was a capital O, followed by an open parenthesis, followed by the letter 'n', followed by a close parenthesis. This forum software seems to have a serious objection...
  3. cjs

    Looking for a test run on Intel 8080 and Intel 8085 machines

    I'm working on a CPU simulator for the Intel 8080 (and probably, soon enough, 8085) and I'm running into some issues with a test program that I'm using. I'm wondering if someone out there who has a machine with an actual Intel 8080 CPU could run the Supersoft CPU Diagnostics program (the CP/M...
  4. cjs

    Jason Scott's VCF Donation

    Jason Scott just published a blog post explaining why he won't be attending any more VCF Festivals. This sounds so egregious that I'm wondering if there's something more to this story.
  5. cjs

    Looking for NEC TK-80 ROM Image

    Does anybody out there have a ROM image for the NEC TK-80 trainer board, or a board from which they can dump the ROM? I can't seem to find one on the 'net, and TK-80s have now become unaffordable for me n Japan ($400+). It's small enough (768 bytes) that if worst comes to worst I'd even take a...
  6. cjs

    Turnaround Time on Moderation

    What's the usual turnaround time on moderation here? I notice that my first post has been awaiting a mod to release it for about 24 hours now.
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