By bfwebster on Jun 7, 2010 in Complex systems, Maintenance, Quality assurance | 0 Comments
My dad, John Webster, got involved in electronics nearly 70 years ago. He enlisted in the Navy in 1941 and after surviving both Pearl Harbor and the Naval Battle of Guadalcanal, he was sent stateside, where he received initial training in radio communications. During his 29 years in the Navy, he worked largely in electronics, [...]
By bfwebster on Mar 7, 2010 in Main, Maintenance, Quality assurance, Risk management | 1 Comment
I’ve actually been having this problem for some time, but I thought it might be some kind of hardware problem with the system. Now I think it’s Microsoft and/or ATI. As noted below, last fall I bought an HP Pavillion desktop (quad-core 64-bit processor, 8 GB ram, 1 TB hd) running Windows 7 (Home Premium [...]
By bfwebster on Feb 17, 2010 in Main, Maintenance, Quality assurance, Risk management | 1 Comment
My newest computer (an HP Pavillion desktop, quad-core processor, 8 GB ram, 1 TB hd) runs Windows 7, which I find to be a significant improvement over Vista. However, I ran into a problem with it a week or so ago. I was in the process of copying some files from elsewhere on my internal [...]
By bfwebster on Feb 9, 2010 in Main, Quality assurance | 0 Comments
Click on the comic to see the full-size version. ..bruce..
By bfwebster on May 28, 2009 in Complex systems, Main, Quality assurance | 1 Comment
A few decades back, when handheld electronic calculators were still pretty neat, someone did a study on the authority people gave to them. As I recall, those conducting the study built some normal-looking calculators that were designed with specific errors in the calculation circuits such that in certain cases the calculators would give wrong answers. [...]