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Simon Fothergill
Ph.D. student
Jesus College
University of Cambridge
Cambridge
England
CB5 8BL
Room SN17
Digital Technology Group
Computer Laboratory
University of Cambridge
William Gates Building
15 JJ Thomson Avenue
Cambridge
England
CB3 0FD
Email: jsf29 [at] cam.ac.uk
Lab Tel: 01223 763671 (0800-1800)
Lab extn: 63671
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Erg Motion Capture System
General view in Jesus College Boathouse
General view in Jesus College Boathouse
General view in Jesus College Boathouse
The erg is clamped into the jig, which sits on a rubber mat. Extra weight is added to the jig.
These measures help the system to remain stationary when being used rigerously
and helps to maintain the cameras in a fixed position relative to the erg.
Modified erg handle, which motion sensitive infrared LED attached (and protected) on the end
Motion sensitive LED attached to the erg frame, activated from foot pressure
Modified erg seat, with 2 motion sensitive LEDs attached the the beam.
Back view of seat, showing charging socket for LEDs.
Handle and end LED's have similar facility.
Control box, containing power regulator for Wii controllers and serial control board for automatically turning them on.
Wii controllers, used as IR cameras to track the LEDs on the erg in 3D. The are permanently powered and can be automatically turned on.
Video camera, mounted and secured on stand, connected to system via USB cable
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