Transmission Analyzers : Guoquin Technology Co. GQ-4300D

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Guoquin Technologies GQ-4300D Transmission Analyzer
放大图片Guoquin Technologies GQ-4300D Transmission Analyzer

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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
  • 制造商: Guoquin Technology Co.
  • 模型: GQ-4300D