Still hundreds of wires to go

Still hundreds of wires to go
Serious life has been keeping me busy recently, so wire wrapping progress is very slow. I only managed to lay out the control module and wrap few wires. At this speed looks like it will take me several months to complete so I need to find some time and progress more. Meanwhile, here are the ...

Parts arrived, first wires wrapped

Parts arrived, first wires wrapped
I received the CPU parts I ordered a few days ago. I think I have everything I need now, no more excuses. Surprisingly, all necessary TTL components were in stock at my electronic parts supplier. That’s more than 120 LS-type TTL integrated circuits. The parts come from different manufacturers, and some are of course second-hand, recycled ...

Schematics

Schematics
I have successfully come to an end of schematics drawing. It was a challenging task, considering I had zero experience in this matter and the final design is quite complex in terms of number of components and nets. In a hope I didn’t make many mistakes I am publishing the results today and declaring the ...