Omega's new UWPH-2-NEMA wireless pH temperature
transmitter features a high performance microprocessor based
wireless radio transmitter built into a NEMA enclosure. It transmits pH,
temperature and signal strength in real-time. The free software that's included
converts your PC into a multi-channel chart recorder or data logger. Works with
Omega's UWTC series receivers for a complete wireless system. Useful for
outdoor or high humidity applications, water treatment, chemical, food
processing, waste treatment and disinfecting.
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.