Time Constant Calculator
This tool calculates time constant in a circuit involving resistors, capacitors (RC circuits) and inductors (RL circuits) Calculator Background This measure is fundamental in understanding how quickly a circuit responds …
Pinecil vs TS101 Soldering Irons: Which is Right for You?
Choosing the right soldering iron can make a significant difference in precision and ease of use, especially for DIY enthusiasts, electronics hobbyists, and professionals. Two popular models, the Pinecil and …
Best Radios for Preppers: A Guide to Licensed and Unlicensed Options [2025]
For preppers and emergency preparedness enthusiasts, having reliable communication tools is essential for staying informed, coordinating with others, and even signaling for help when other systems fail. Radios are indispensable …
Radio Frequencies That Civilians Can Use: A Guide to Legal Communication Options
Radio frequencies offer a valuable tool for communication, especially in areas where mobile or internet service may be unreliable. However, radio frequency use is regulated, and not all frequencies are …
Is the Baofeng UV-5R FCC Approved?
The Baofeng UV-5R is not FCC-certified for general, non-amateur use but is permissible for licensed amateur radio operators who use it within authorized ham bands. The Baofeng UV-5R has been …