... ;2. Compact, light-weight, easy to carry;3. With dual-channel measurement display, it is convenient and pragmatic;4. Able ... Lever Meters correlation table Model No ConstellationMain ParameterRY-S110/S110DNoDoulbe channel, A/V, C/N, Average Power, Trunk line ... MER, BER , Tilt , V/A,C/N , Average Power ,Channel Power, Trunk line Voltage, Threshold, Alarms Technical Data ModelRY-S200RYS200DDigital ...