As STEM learning becomes more mainstream from elementary to high school, more products that are STEM-specific are hitting the market. One such product started off on Kickstarter, and after being ...
A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition ...
Want to string together some holiday lights? Or test an idea for a circuit? A new elastic silver ink could let users jot down electrical circuits and wiring on walls ...
Logic testers are simple but very helpful devices in testing digital circuits. A logic probe can be designed in many different ways. In this particular design, a combination of discrete and TTL logic ...
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