deskthority

I have a question about the instructions for reattaching a spring. In the "Model F Quality Control Secrets" video it states that "the top end of the spring wire must finish between the 12 o'clock and 1 o'clock positions." In a recent post in the Dick Harris question/answer thread SneakyRobb seems to...

Great video! Can we infer that the "click" sound is produced primarily by the spring snapping against the inside of the plastic barrel? (Rather than the flipper touching down?) Also interesting that with this prototype there is a second "click" when the key is released, but little "ping."

D-Sub to Din-5 Adapter The keyboard cable on the EMR II employs a D-Sub connector with a heavily shielded backshell to connect to the serial keyboard port on the back of the Tempest version of the PC XT computer. Only 4 pins of this serial connector are used. At the controller end of the keyboard c...

This is my first post here. I picked up an unused IBM EMR II keyboard some time ago. I decided to finally give it a try. The shielded cable has thicker internal wiring and a D-sub connector on the end. While I was puzzling over how to build an adapter for this cable, it occurred to me that it might ...