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Questions, corrections and tool requests are all welcome. The fastest ways to reach us:
Write to us at contact@roboticsfaq.com. We aim to reply within a few days.
If you believe a calculator gives a wrong result, please include: which tool, the exact inputs you used, the result you got, and the result you expected. Formula corrections get fixed fast — accuracy is the whole point of this site.
Tell us the question your build keeps running into. The most-requested calculations move to the top of our build list.