Net research NetProbe 2000 - 21 Technical Specifications; E1 Analyzer Option

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21. Technical Specifications
21.1 G.703 E1 Analyzer Option
E1 RECEIVER:
Impedance: 120 or 75 Ohm
Connectors: BNC and RJ-45
Input Frequency: 2,048,000 Hz +/-300 ppm
Sensitivity: TERM +3 to -39 dBDSX,
Bridged 0 to -30 dBDSX
DSX 0 to -26 dB resistive loss from nominal DSX level
Input Jitter Tolerance: Exceeds CCITT G.823
E1 TRANSMITTER:
Impedance: 120 or 75 Ohms software switchable with BNC and RJ-48
connectors
Output Level: 0+/-0.5 dBDSX
Output Clock: Internal oscillator 2,048 kHz+/- 5 ppm
External, 3000 Ohm TTL, SMA
Recovered from input signal
E1 GENERAL:
2048 kbs E1 Interface: Per CCITT G.703, G.704
Framing Modes: Auto, Unframed, CAS, CCS, CAS & CRC4, CCS&
CRC4
Line Coding: HDB3, AMI
PCM Companding Law: u or A
Input/Output Connectors: BNC (or BANTAM), RJ-45
ALARM/STATUS LED's with history:
Signal/Loss of Signal: green/red/off
Frame Sync/Loss of Frame: green/red/off
Alarm: red, combines the following alarms:
LOS - loss of signal
OOF - out of frame
AIS - E1 AIS alarm detected
RAI - remote Alarm detected
MFAIS - multiframe AIS alarm detected
MFRAI - red, multiframe remote alarm detected
Error: red, on whenever any error is present
Psync: green, pattern sync/pattern loss – green/off when sync is lost
(No pattern sync)
E1 AUTO MONITOR:
Line: Code Error- bipolar violation of HDB3 or AMI
Frequency: Range 2200- 1800 hz, Resolution 1Hz, accuracy 5 ppm
Signal Level: +3 to -40 dbDSX,( 0.06 to 8.5 Vp-p )
Clock Slips: +/- between E1 input and internal or external E1 clock
Frame Slips: clock slips /256
Alarms: LOS, OOF, AIS, RAI, MFAIS, MFRAI
Errors: Code, Frame, CRC, FEBE
G.826: ES, SES, ES RATIO, SES RATIO, AVS, UAVS,
RFC 1406: total sec, ES, SES, AVS, UAVS
M.2100: ES, SES, UAVS
E1 BERT (BIT ERROR TEST) FUNCTIONS:
ITU-T G.703, G.704 E1
Patterns: 2
n
-1, n =7,9,10,15,20,23, QRSS, All 0’s, All 1’s, 1:3, 1:7,