Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

Abstract: The minimization of losses through a simultaneous network reconfiguration (NR), capacitor placement (CP) and distributed generation (DG) allocation under varying loading conditions is a ...

Frugal Finance discusses what to do if your AC fan is not working or buzzing. What it means for air conditioning units when ...

Radio experimenters often need a variable capacitor to tune their circuits, as the saying goes, for maximum smoke. In decades past these were readily available from almost any scrap radio, but the ...

While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

Sensitivity varied from 10.1 to 36.7%, and specificity varied from 85.5 to 96.6% for advanced colorectal neoplasia. HealthDay News — Fecal immunochemical tests (FITs) have variable sensitivity and ...