Recent content by Ben_K

Yes, I worked on some of those early pre-OBD systems that read a data stream from the vehicle. That brings back a lot of memories. I know the company spent a lot of time trying to decide whether to consolidate the engineering in Kalamazoo or New Berlin. I'm not sure how the decision was made...

Thanks! As far as Sun I don't have any direct experience but it seems we were all using very similar design techniques. Probably because of what components and technologies were available at the time. If schematics were available, I could probably help diagnose problems. Might be kind of fun. I...

I don't know Jim Linder. I think the guy that ran the school when I was there was Frank Newton. I know what you mean about the PC's unfortunately a lot of PC based equipment became un-repairable way quicker than units that had dedicated controllers. --Ben

Cool! When you get a chance maybe you could post a photo.

Thanks for your interest and encouragement. This particular unit, the "EGA", was branded as "Bear" but it was really made by engineers (including me) that were from a company called "Allen Test Products". Allen Test was located in Kalamazoo MI. SPX corporation purchased Bear (located in...

I just happened to see this question during a google search about a different piece of equipment. I joined this group so I could reply. Hopefully you are still interested in the answer. I designed the electronics for this unit in the early 90's. I also wrote most of the core (drivers) software...