Keystone Electronics Corp.'s new series of
low profile, SMT and THM Lithium-Ion holders for 18650 batteries are for higher
energy, light weight, rechargeable batteries for new generations of electronic
feature low profile, heat resistant Nylon housings and Gold-plated Phosphor Bronze
contacts. They are suited for use with many consumer and industrial electronic
products. The versatile design accommodates lead free solder and traditional
reflow processes and accepts all major manufacturers' of 18650 batteries. Available
in single and dual cell configurations for both THM and SMT use. Battery installation
and/or removal does not require tools.
A make-your-own Star Wars Sith Lightsaber hilt is heftier and better-looking than most others out there, according to its maker, Sean Charlesworth. You can 3D print it from free source files, and there's even a hardware kit available -- not free -- so you can build one just in time for Halloween.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies.
You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived.
So if you can't attend live, attend at your convenience.