E1 BER tester, E1 tester DEB100E 2Mb/s, N*64Kb/s test; Framed and unframed test; Out of service / in-service test; DEB100EBit Rate2084Kb/s ± 50ppmConnector75ohm, high resistance input impedanceInput Sensitivity0 ~ - 43dBCircuitry CodeHDB3Frame Typeframed / unframedFrame PatternPCM30, PCM30CRC, PCM31, PCM31CRCTest PatternRandom pseudocode: 2^15-1, 2^11-1Fixed code: 1111,0000, 1010Alarm Insertion ...