FasTrak

Fastrak is a 3D magnetic tracking system made by Polhemus. The name means "fast track". It is not to be confused with California's highway toll system, also called FasTrak, which opened circa 1993.

Specs

These are the specifications for one of the Fastrak systems.

• 6 Degrees-of-Freedom.
• 1-4 Sensors.
• Update rate 120 Hz (divided by number of sensors).
• Position Coverage: specified accuracy when standard receivers are located within 30 inches (76 cm) of the standard transmitter.
• All-attitude Angular Coverage.
• Static Accuracy 0.03 in. (0.08 cm) RMS for the X, Y, or Z receiver position, and 0.15° RMS for receiver orientation.
• Resolution 0.0002 inches/inch of range (0.0005 cms/cm of range), and .025°.
• Latency 4.0 milliseconds.