bfranchuk at jetnet.ab.ca
Mon Oct 22 20:03:23 CDT 2007
Tony Duell wrote:
> CL kits. These were computer educational kits. The basic module was a
> plastic box with 3 input sockets, one output socket (with a lamp to
> monitor the sate) and 8 'programming' sockets. By wiring up the latter
> appropriately you could get the module to act as any 3-input gate. If
> you wanted a flip-flop, you could either corss-couple 2 modules, or feed
> the ouptut back to an input on the same module programmed as an AND-OR gate.
I assume this is transistor not relay logic.
> Alas the smallest kit (all I have) only contaiend 2 logic modules and one
> battery/input switch module, whuch wasn't enough to do much with.
That was the problem with all the computer trainers, they were too
small, even the ones with a cpu in them.
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