... testingOctet timing control and monitoringFrequency and offset measurementClock source: Internal, Interface selectableMain Features:-Handheld design and easy-to-use-Full-featured ... CodeHDB3, AMIFramingUnframed, PCM30, PCM30CRC, PCM31, PCM31CRCReceive Sensitivity> -43dBTx Clock SourceInternal, Interface and External 2MHz clock or signalPulse MaskMeasurementComply with G.703Jitter ...