Engineering Tool
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Find free engineering calculators, reference tables, and practical guides to help you design, analyze, and solve technical problems across many disciplines.
EveryCircuit lets you design, simulate, and visualize electronic circuits in real time, right in your browser or on mobile. Great for students and hobbyists.
Quickly check and calculate HVAC designs with this easy-to-use toolkit app, built to help engineers make accurate estimations and decisions on the go.
Easily calculate gas mixtures and blending requirements for various applications with this straightforward online toolkit for gas professionals.