XF is a three-dimensional full-wave electromagnetic simulation tool based on the finite-difference time-domain (FDTD) method. The pages of this support site provide licensing & installation documentation, tool & feature examples, video tutorials, step-by-step instructions, and more.

Current XF Release

Learn more about XFdtd 7.10.0 and its most recent updates in XFdtd 7.10.1 and XFdtd 7.10.2.

Schematic Editor

Operating Modes

Tuning Sliders


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