October 25, 2025
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Color code converter

InfinitoCalc010 mins mins

Our free online color code converter is a simple tool that lets you convert a color from one format to another.. In web development and digital design, the three most common formats are HEX, RGB, and HSL. While all three represent the same color, they are written differently and are used in different contexts. For…

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Ugly Balun (Coax Choke) Designer

tillpeter06 mins mins

An ugly balun (air-core coaxial choke) is a simple and effective way to suppress common-mode currents on the feedline of your HF antenna. It consists of several turns of coax wound tightly on a non-conductive form such as a PVC pipe or even a soda can. This calculator helps you quickly design your own ugly…

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