ResonantLive Sound Archive

Equipment file · Infrared tracking system

BlackTrax

CAST Group · 2012

Evidence status · documented

Identity and core specifications are documented; some historical fields remain unavailable.

BlackTrax uses infrared LED beacons worn by performers whose pulses are seen by sensors, calculating position and rotation at 100 frames per second. Data goes out over the open RTTrP protocol to lighting, immersive audio and media systems.

Introduced
2012
Category
Infrared tracking system
Intended use
Tracking performers for lighting, audio, media and cameras
Production
CAST Group

Why it mattered

  1. 01

    It became a common tracking layer feeding many departments at once.

  2. 02

    Its open protocol let audio renderers such as the [[adamson-fletcher-machine|FletcherMachine]] follow performers.

Engineering record

Output
3D and 6D data via RTTrP[1]

Original pricing

No reliable period price located

2026 equivalent

Not calculated without a reliable original price.

Public price evidence was not sufficient to publish a defensible original figure.

Use in the field

No named deployment could be tied to this exact item by a checked source yet. Know of one? Suggest it on the contribute page.

Manuals & original documents

No authoritative manual or original document has been located for this profile.

Sources

  1. 1BlackTraxCAST Group · brochure

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