Transmission Performance Analyzer
A0310004

Short Ddescription - Transmission Performance Analyzer

A0310004 2M Transmission Analyzer is mainly used for measuring of the error rate of data communication and for the analysis of line fault and causes, and very suitable for the parameter measurement and routine maintenance testing of 2M system, N×64K communication channels.

A0310004 2M Digital Transmission Analyzer can be used to test the digital channels with 2Mbit/s interfaces and with V.24/V.28/RS232, V.35, V.36, RS449, X.21, RS485, EIA530, EIA530A, and equidirectional 64kbit/s interfaces.

Features - Transmission Performance Analyzer

• English menu. Large screen. Easy operation.
• Multitask operation (It is allowed to conduct a test while browsing previous records).
• As many as 9 test settings and 20 groups of test results can be stored, and kept in memory in the event of power failure.
• Communication with a PC is available to allow test data storage, analysis and printing to be carried out on the PC, or directly connected to a micro printer.
• The instrument can be powered on or off at certain times for testing purpose.
• Column diagram analysis of alarms and error codes;

Major Functions - Transmission Performance Analyzer

• Service-interrupted error code testing;
• Error code testing online;
• Framing and non-framing signals generation and reception;
• 2 Mbit/s non-framing error code performance testing;
• 2 Mbit/s framing N×64kbit/s channel error code performance testing;
• Performance testing of bit error, coding error, frame error, CRC error and E bit error;
• Alarm testing of signal loss, AIS alarm, frame remote alarm, multiframe remote alarm, out-of-frame, and out-of-pattern synchronism
• Frequency swing testing;
• Line signal level and frequency testing;
• Speech channel signal level and frequency testing;
• Pattern slip testing;
• Straightforward signaling
• Audio frequency testing;
• Loop circuit time lag testing;
• Automatic protection switching time testing (APS);
• Sound monitoring;
• Signaling state display. Voice channel content display. Voice channel busy indication;
• Column diagram analysis of alarms and error codes;
• Time sot content analysis;
• Frame content analysis;
• G. 821/G. 826/M. 2100 error code performance analysis;
• Several kinds of error code and alarm insertion;
• Three input modes (terminating, bridging and monitoring);
• Three clock options (internal, external and picking-up);
• RS-232 interface for printing result;
• Equidirectional 64k testing;
• V.24/RS232, V.35, V.36, X.21, RS-449, RS-485, EIA-530 and EIA-530A data testing.

Techincal index - Transmission Performance Analyzer

2M Technical Index

(1) Signal input rate: 2048kbit/s ± 100ppm （G.703 requirement±50PPM）
(2) Signal coding: HDB3, AMI.
(3) Input jitter tolerance: Up to the requirement of Figure 10.1.
Fig.10.1 Input Jitter Tolerance
(4) Input balance response: Attenuation complies with the law of square root of frequency, and is within the range of 0 to 6dB at 1024 kHz.
(5) Input Impedance
(5.1) Unbalance terminating: 75 W
Balance terminating: 120 W .
Reflection loss >18dB within 50Hz to 3100kHz.
(5.2) Unbalance bridging: >750 W
Balance bridging: >1200 W
(5.3) Unbalance monitoring: 75 W , 26dB gain
Balance monitoring: 120 W , 26dB gain
Reflection loss >18dB within 50Hz to 3100kHz.
(6) Signal structure
(6.1) Non-frame structure
(6.2) Frame structure: PCM30, PCM31, PCM30CRC, PCM31CRC
Frame structure complies with the requirement of G. 704.
(7) Testing pattern: 2 6 -1, 2 9 -1, 2 11 -1, 2 15 -1, 2 20 -1, 2 23 -1, and artificial code
(8) Impedance of output interface:
(8.1) Non-balance 75 W , up to G. 703
(8.2) Balance 120 W , up to G. 703.
(9) External clock input
(9.1) Signal form: HDB3, NRZ
(9.2) Balance terminating resistance: 120 W
Unbalance terminating resistance : 75 W .
Balance bridging resistance: >1200 W
Unbalance bridging resistance : >750 W .
(10) Error code insertion: None, single, or ratio 10-1 to 10-7.

Equidirectional 64k Technical Index

(1) Signal input rate: 64 kbit/s ± 100ppm （G.703 requirement±100PPM）
(2) Input impedance: Balance 120 W , up to G. 703
(3) Input jitter tolerance: Up to G. 823.
(4) Impedance of output interface: Balance 120 W , up to G. 703
(5) Testing pattern: 2 6 -1, 2 9 -1, 2 11 -1, 2 15 -1, 2 20 -1, 2 23 -1, and artificial code Input Impedance

Data Interface Index

(1) Data interface type: V.24, V.35, V.36, X.21, RS-449, RS-485, EIA-530 and EIA-530A.
(2) Generator
(2.1) SYNCH mode
Clock source: Internal or external clock
Phase relation between clock and data: Equidirection or reverse direction.
Rate: 1.2 ，2.4，4.8，9.6，14.4，19.2，38.4，48，56(kbps)；N×64kbps（N=1 to 32）
Error: ±15ppm （ppm: parts per million）
(2.2) ASYNCH mode
Rate: 50 ，75，110，150，200，300，600，1200，2400，3600，4800，7200，9600；14.4k，19.2k，38.4k，57.6k（bps）
Data structure: Word length: 5 ，6，7，8（bits）；Stop bit: 1，2（bits）；
Odd-even check: odd, even, 1, 0, none
(2.3) Error code insertion: None, single, or ratio 10-1 to 10-7.
(3) Receiver
(3.1) SYNCH mode
Clock source: Internal or external clock
Phase relation between receive clock and receive data: Equidirection or reverse direction.
Clock Rate: 2048kbps at a maximum
(3.2) ASYNCH mode
The rate and data are the same as those of the generator.
(4) Testing pattern: 2 6 -1, 2 9 -1, 2 11 -1, 2 15 -1, 2 20 -1, 2 23 -1, and artificial code

Transmission Performance Analyzer - Other Parameters

• Power supply
• (1) Special power adapter

  Input: AC220V 50Hz
  Output: DC 9V 1A
  (2) Internal rechargeable battery
  4000mAh, 6V nickel-hydrogen rechargeable battery
  Working time: 8 hours
  Charging: 8 hours at power-off state, and 12 hours at power-on state.

• Printer:
• μP40-TS(CH) Chinese character micro-printer with standard level and serial port.
• Dimension and weight L×W×H: 200mm×160mm×42mm

  Weight: 950g

• Ambient parameters

Operation temperature: 0℃ to 40℃
Storage Temperature: -30℃ to 70℃
Humidity: 5% to 90%, non-condensing