The professor put him to work, at 35 cents an hour, preparing seismic and magnetic equipment for an expedition to Antarctica.

Most events have a magnitude of less than zero, and can't even be detected with normal seismic equipment.

Seismologists usually modify seismic equipment and experimental procedures to remove surface wave information from the data.

We need the kind of predictive seismic equipment the Unity can give us.

"We moved tons of earth," he said, "but I think if we were to go back we would have to bring more sophisticated seismic equipment."

The explosion registered on seismic equipment all over the world.

We'll lose the memory in the seismic equipment if we disconnect the power supply.

The geologist lagged several steps behind, casting a worried look back at the shuttle that contained his seismic equipment.

"I'll store my belongings there," she said, "but I'm eager to see the laboratory and seismic equipment."

The lack of seismic equipment in the vicinity is one factor in the need for additional funding.