operating frequency
electromagnetic wave signal for detecting electron, compliant with underground positioning equipment f
sensitivity
High-sensitivity electromagnetic signal receiving, Accurate detection of EM30 marker at ≥1.1 m, depth and EM50 marker at ≥1.5 m depth
user
Urban underground pipelines, important underground facilities
type
Underground pipeline precise positioning
place of origin
Beijing, China
Communication Interface
GPS/Beidou A-GPS
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