Comment Homebuilt Apple ][+ clone (Score 1) 857
My first computer was an Apple ][+ clone. I bought the bare circuit board (the only documentation was silkscreened onto the board), took my overtime in parts from the electronics firm I worked for (one of the engineers supplied EPROMS
I went on to build a 16k memory expansion ("Why do you want all that memory?" I got asked), a disk controller (had a pair of 8" floppies for a while), all kinds of stuff.