Atec Anritsu-MT8221B User Manual
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BTS Master™ MT8221B Base Station Analyzer Specifications
Backhaul Analyzers (Options 0051, 0052, 0053)
T3 Bit-Error-Rate Tester (BERT) (Option 0053)
Measurements
Error Detection
Frame Bits, Bit Errors, BER, BPV, Lof Count, P-bit Errors, C-bit Errors, FEBE Errors
Error Analysis (ITU G-821)
Excess Zeros, Errored Seconds (ES), Error Free Seconds (EFS),
Severely Errored Seconds (SES), Unavailable Seconds (UAS),
Available Seconds (AS), Degraded Minutes (DGRM), Pattern Loss Seconds (PATLS)
Rx Signal
Frequency (±5 ppm, Max/Min), Vpp (±5%) (Max/Min), dBdsx
VF
Frequency (100 Hz to 3000 Hz, ±3 Hz), Power (-30.0 to +0.0 dBm, ±0.2 dBm)
Status (Historical and Current)
Rx (Signal, Frame Sync, Pattern Sync), DS3 (Alarms, Errors, DS3ZS)
Status (Current)
Insert (Alarm On, Error On, Loop On)
Setup
BERT Display
Table, Histogram, Event List, Clear History
VF
Tx (Off/On), Channel #, Tx Freq, Tx, Level, Volume, Audio (On/Off)
Line Code
AMI, B3ZS
Tx Clock
Internal (44.736 MHz ±5 ppm), Recovered
Tx LBO
Low, DSX
Rx Input
DSX3 (Bantam connector 100 Ω balanced)
Monitor (Connect via 20 dB pad in DSX)
Framing
M13, C-Bit, Unframed
Test Mode
Auto, DS3, DS1
Pulse Shapes
Carrier present, Frame ID and Sync, Pattern ID and Sync
Patterns
QRSS, PRBS (2-9, 2-11, 2-15, 2-20, 2-23), All Ones, All Zeros, 1010,
1-in-8 (1-in-7), 2-in-8, 3-in-24 T1 Daly, Six User defined (≤32 bits),
Inverse Patterns (On/Off), Loop Up/Down
Loop Codes
Stuff Bit, DS3 C-Bit FEAC, DS3 Self Loop
Error Insertion
Bit Error, BPV, DS3 Frame Bit Error, C-bit, P-bit, FEBE, Error Insert (On/Off)
Alarm Insertion
AIS (Blue Alarm), RAI (Yellow Alarm), Idle Alarm , Alarm (On/Off)
Data Log
1 minute to 3 days
DS1 Test Mode
Measurements
Error Detection
Frame Bits, Bit Errors, BER, BPV, CRC, PATLS
Error Analysis (ITU G-821)
Errored Seconds (ES), Error Free Seconds (EFS), Severely Errored Seconds (SES),
Unavailable Seconds (UAS), Available Seconds (AS), Degraded Minutes (DGRM)
Rx Signal
Frequency (±5 ppm, Max/Min), Vpp (±5%) (Max/Min), dBdsx, Clock Slips, Frame Slips
VF
Frequency (100 Hz to 3000 Hz, ±3 Hz), Power (-40.0 to +3.0 dBm, ±0.2 dBm)
Status (Historical and Current)
Rx (Signal, Frame Sync, Pattern Sync), DS1 (Alarms, Errors, B8ZS)
Status (Current)
Tx (Alarm On, Error On, Loop On)
Setup
BERT Display
Table, Histogram, Event List, Clear History
VF
Tx (Off/On), Channel (1-24), Tx Freq, Tx Level (-30 to 0 dBm), Volume, Audio, Clear
Line Code
AMI, B8ZS
Tx Clock
Internal (1.544 MHz ±5 ppm), Recovered, External
Tx LBO
0.0 dB, -7.5 dB, -15.0 dB
Rx Input
Terminate (Bantam connector 100 Ω balanced)
Monitor (Connect via 20 dB pad in DSX, 20 dB flat gain)
Bridge (≥1000 Ω, -36 dB to +6 dB)
Framing
ESF, SF-D4
Payload
T1 (1.544 Mbps), Fractional T1 (Nx64, 64, 56, 16, 8 kbps)
Pulse Shapes
Conform to ANSI T1.403 and ITU G.703
Patterns
QRSS, PRBS (2-9, 2-11, 2-15, 2-20, 2-23), All Ones, All Zeros,
1-in-8 (1-in-7), 2-in-8, 3-in-24 T1 Daly, Six User defined (≤32 bits),
Inverse Patterns (On/Off), Remote Loop Up/Down
Loopback Mode
CSU, NIU, Link Type (In-Band, Data-Link), Self Loop Up/Down, Loop Code User Defined
Error Insertion
Bit Error, Bit Error Rate (BER), BPV, Frame Bit Error, Error (On/Off)
Alarm Insertion
AIS On/Off (Blue Alarm), RAI On/Off (Yellow Alarm)
Data Log
1 minute to 3 days