... performance.Gain:0 dB to 110 dB adjustable in selectable steps 0.1 dB, 2 dB, 6 dB, and locked.GatesTwo ... 0.1, 1.0, 2.0, 6.0 dB and locked.Test Modes: Pulse echo, dual ... FSW, Vertical: 0.25% FSH, Amplifier Accuracy +/-1 dB.Reject (suppression): 0 to 80% full screen heightUnits: ... Inch or millimeterTransducer Connections: BNC or LEMOPower Requirements: AC Mains 100-240 VAC, 50-60 HzOperating Temperature: ...