For sale Two Polhemus Patriot electromagnetic motion trackers

Each system includes:
main electronics unit
One two-inch magnetic source cube on ten-foot cable
One standard sensor on ten-foot cable
power supply
USB cable

Used condition. Tested and working. Additional pictures and screen recorded videos of testing can be found in this public Google Drive folder.
Each main unit was tested with two sensors, moving the sensors along the positive X-axis to test the effective range.
The Patriot does not report data beyond 60 inches. Signal accuracy decays as distance from the magnetic source increases.
The Patriot can use the optional four-inch magnetic source (not included) to increase tracking quality within the 60-inch maximum range.

Downsizing my teaching lab sets of magnetic trackers. Asking price for each system $350 USD or best offer plus exact cost shipping.
Payments can be accepted via PayPal goods and services for buyer-seller protections, or through E-Bay.

Ships from WA state in USA. Can ship international. Package weight is 4 pounds for one system, or 9 pounds for two systems.

Please contact baresw AT whitman DOT edu