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Monthly Archives: October 2014
Introduction One of the engineers in my group asked if I could help him understand the tradeoffs between the different kinds of house insulation and their relative economic value. We also spent quite a bit of time talking about where … Continue reading
Introduction As winter comes, I often see homes where gaps develop in the wood flooring, molding, or ceilings (Figure 1) – things are drying out. While I have never actually spent any time investigating the mechanism of wood's movement or … Continue reading
I was doing some installation inspections when we disturbed the following creatures in two different fiber optic enclosures. Winter is coming and everyone wants to find a nice, warm place to wait it out. plains leopard frog tree frog
One of my favorite old movies is the "The African Queen" with Humphrey Bogart (he played Charlie) and Katherine Hepburn (she played Rose). In that movie, Rose asks Charlie "Could you make a torpedo?" and Charlie responds: "A torpedo?...You don't … Continue reading
I love having young engineers on my team. I also love cookies and we occasionally have cookies at some of our meetings – people might not attend otherwise, including me. However, our cookie selection is generally not particularly inspired. One … Continue reading
We have all heard stories of the fire hazards that lithium-ion batteries present – just to remind you, here is a partial list: Boeing Dreamliner Electric Cars Samsung Phones There have been many other documented "thermal events". I personally have … Continue reading
Introduction I often get questions from customers on what data rate can they expect from their particular network protocol, like Ethernet, MoCA, or HPNA. They often have expectations that have been set by marketing material and not reality. I thought … Continue reading
Introduction I have a small low-voltage lighting project that I want to put in my backyard, similar to what show in Figure 1 - though I did consider going for a Lampadaire exterieur, or outdoor lamp post, first after seeing … Continue reading
My most satisfying applications of geometry occur in my construction projects. Previously, I have discussed how to find the radius of circle on construction projects. In this post, I will discuss four methods for constructing a perpendicular to a line. … Continue reading
In the fiber optic business, there are always more potential projects than we can execute, and we choose those projects we staff based on their Return On Investment (ROI). To generate these ROI analyses, I have to generate preliminary schedules … Continue reading