Altair32 Emulator "Easter Egg" idea
Cameron Kaiser
spectre at floodgap.com
Sat Mar 5 09:55:06 CST 2005
> I used to have an alignment disk that worked by reading a
> (specially-written) disk where each track was progressively more
> out-of-line (or rather, started too far out, went into line, and then
> became too far in). The software would determine which track gave the
> least read errors, calculate the amount the head was out, then
> repeatedly whack the head off the appropriate end stop...
Vorpal Toolkit did something of this sort, using its own disk as an alignment
master (not sure if it was a modified Dysan or whatever). Once it found a
problem, it would then smack the drive head several times and start again.
> Terrifying to hear it in action, but it worked, and well.
Yes, it sounds like it was going to break the 1541 when it was whirling at
full bore. I was amazed that it worked, however.
I took the theory and wrote my own drive head killer called Torquemada 1541.
I've saved numerous 1541s that way, although there was one that Torquemada
could not revive and I tore my hair out until I opened it up and found out
how dirty it was. A cleaning diskette fixed that problem. As they say in the
medical field, when you hear hoofbeats, think horses, not zebras.
--
---------------------------------- personal: http://www.armory.com/~spectre/ --
Cameron Kaiser, Floodgap Systems Ltd * So. Calif., USA * ckaiser at floodgap.com
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