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Table T13. EM51 magnetic susceptibility sonde general specifications, Expedition 325.

Parameter Induction Magnetic susceptibility
Intercoil spacing (cm) 50 25
Operating frequency (kHz) 100 2
Measuring range 1–3000 mS/m (0.33–1000 Ωm) 10–4 to 2 SI unit
Accuracy (%) 100–1000 mS/m: 3; 1000–3000 mS/m: 10 3

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