Lockheed Martin's wireless mining communication system: cutting wires

MagneLink uses magnetic waves to send signals through solid rock. Image courtesy of Lockheed Martin.
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When mining accidents happen, quick contact with trapped miners is key. -
Lockheed Martin programme manager Warren Gross underground. -
Lockheed's post-accident wireless communication system received regulatory... -
MagneLink uses magnetic waves to send signals through solid rock. -
According to Warren Gross, the installation and usage of MagneLink is very... -
MagneLink can be used as a back-up communication system in daily mining...