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The Real Canadian Superstore located at 2901 8th Street East in Saskatoon had one of its automatic sliding door panels open. I took a picture of the inside. This device is intriguing.
This is what makes the buttons produce noise. First introduced in the 1980s and still in use since then.
Found lurking in a Dept of Transport truck on the corner of Winston Ave/Edward St in Melrose Park. It was only a year old at the time but I got kind permission to have this in my collection!
Build photos from the Stepper Motor Driver v1.2. This is a new, improved board that has a better layout, better connectors, and is slightly cheaper.
More info at: make.rrrf.org/smd-1.2
Please take a look at www.retrocomputers.eu for more info about my retro computers. You will find loads more stuff relating to old computers like the one above.
A las líneas de tierra (49) y /reset (41) del puerto de expansión. Con preinstalación para botón de pausa (a la línea de /wait, 39).
At TFix laboratories we run a specialised soldering infrared equipment to carry out motherboard northbridge repair procedures safely and consistently.