2M Transmission Analyzers E1 Tester E1/Data com Tester Data transmission tester

GQ-4300D Series 2M Datacom Transmission Analyzers 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 G.703 CO 64kbit/s interfaces.
◆ Major Features

? · LCD large-screen display, 320*240 lattice, backlight, LED indicator
? · Hand held, auto configuration
? · Multi-task operation at one time
? · Store 20 test results and 9 test configurations, with power-off memories
? · PC operation, store, analysis, print
? · Programmable timer
? · Alarm and histogram analysis
? · Software updating

◆ Major Functions

For 2Mbit/s:

? · Service-interrupted error testing

? · Online error testing

? · Framed and unframed signals generation and reception

? · 2Mbit/s unframed error performance testing

? · 2Mbit/s framed N×64kbit/s channel error testing

? · Bit error, coding error, frame error, CRC error and E bit error testing

? · Signal loss alarm, AIS alarm, framed remote alarm, multi-framed remote alarm, out-of-frame, and pattern loss alarm

? · Frequency offset testing

? · Line signal level and frequency testing

? · Voice channel signal level and frequency testing

? · Pattern slip testing

? · Clock slip testing

? · Straightforward signaling

? · Audio frequency testing

? · Loop circuit delay testing

? · Automatic protection switching time testing (APS)

? · Clock bias function

? · Sound monitoring

? · Duplex 2Mbit/s detecting and monitoring

? · Signal state display. Voice channel content display. Voice channel busy indication

? · Alarm and error histogram analysis

? · Time slot content analysis, drop and insert signal on each time slot

? · Framed content analysis

? · G.703 module analysis

? · G. 821/G. 826/M. 2100 error analysis

? · Multi error and alarm inserting

? · Three input modes (terminating, bridging and monitoring)

? · Three clock options (internal, external and picking-up);

For Datacom:

? · V.24/RS232/V.28, V.35, V.36, X.21, RS-449, RS-485, RS422, EIA-530, EIA-530A datacom testing

? · SYNCH and ASYNCH testing

? · DTE and DCE emulation

? · Bit code testing

? · Pattern slip testing

? · Signal loss alarm

? · Line signal level and frequency testing

? · Loop delay testing

? · Automatic protection switching time testing(APS)

? · G.821, M2100 service interrupt error testing


For co-directional 64Kbit/s:

? · Service interrupt error testing

? · Bit code testing

? · Pattern slip testing

? · Signal loss, AIS alarm

? · Line signal frequency testing

? · Loop delay testing

? · Automatic protection switching time testing(APS)

? · G.821, M.2100 error testing

◆ Technical Index

? ·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.