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* [[AC magnetic tracking]] (Polhemus)
* [[AC magnetic tracking]] (Polhemus)
* pulsed DC magnetic tracking (Used by Ascension, later NDI)
* pulsed DC magnetic tracking (Used by Ascension, later NDI)
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==Components==
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'''SEU''' stands for system electronics unit. It is used in the context of [[electromagnetic tracking system]]s such as the [[Polhemus Viper]] and the [[Polhemus Patriot]]. It is a box that the sources and sensors plug into.
==Industry Standard Coil Architecture==
==Industry Standard Coil Architecture==