Fig. 5. As for Fig. 3 but nominal 5-m dipole cable length with (a) nominal 0.5-m tow-link length against 30-cm point measurements; (b) nominal 1-m tow-link length against 70-cm point measurements; (c) nominal 2-m tow-link length against 70-cm point measurements; and (d) nominal 4-m tow-link length against 70-cm point measurements.