Anticipation. That word conjures up many emotions. For some, a planned event brings hope and happiness. For others, that same event may cause anxiety and stress. Why isn't it HERE yet?!!!?!? (Maybe that is just this parent's view of their children's daily reactions. Insert "shrug" emoji here.) In any case, many in the embedded computing industry are looking forward to the soon-to-be-released PICMG COM-HPC specification. COM-HPC will soon provide increased density, enhanced … [Read more...]
The Grounds Behind Grounding
A few weeks ago, I was working on an audio amplifier with my dad in the garage. As I began to wire it up to test a new set of speakers we had bought, I received a nasty shock when plugging in an older, frail patch cable. Now, something didn’t seem to add up here; I had used this cable before on my equipment and never had problems. However, in this instance, something was different; the older tube amplifier we were using had no ground. In today’s industry and even in household use, electrical … [Read more...]