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- Equipment, tools, and parts:
- Medium frequency communications systems
- Document types:
- Contracts and cooperative agreements
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Results 1 - 4 of 4
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7/19/2016 - Contracts and cooperative agreementsA contract to modify medium frequency radio systems to improve refuge chamber situational awareness in an underground coal mine.
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7/19/2016 - Contracts and cooperative agreementsA contract to develop models of MF propagation in mines based on the results simulated through full-wave electromagnetic models.
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7/18/2016 - Contracts and cooperative agreementsA contract to extend communication and hazard monitoring into bleeders or other remote workings in an active underground coal mine.
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11/19/2014 - Contracts and cooperative agreementsA contract to increase the performance of medium frequency communications in underground mines.
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Content source: National Institute for Occupational Safety and Health, Mining Program