... , and the linear interpolation, etc.The instrument has such five display modes as B, B/B, 4B,B+M, and M. Under ... : portable and trolley, KJ-4001, 4002, 4003 and 4003(workstation)Display mode: Convex array: B, B/B,4B, B+M, and ... , ×1.2, × 1.5, ×1.8(Depth hoist display), ×2.0 (Depth hoist display)Dynamic range: 64~96dB adjustable.Two probe ports ...