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供应
产品详情
The ME3520A/3620A can access the Network Node Interface (NNI) of Synchronous Multiplexer/Demultiplexer systems in the world at 52, 156, 622, and 2488 Mb/s. The transmitter and receiver are housed in separate cabinets and can be operated independently.
The analyzer has a variety of modules so the required measurement can be easily performed just by changing the module. In particular, a wide variety of optical sender units is available at 1.31/ 1.55 wavelengths, along with a wide variety of optical receivers and jitter units at various bit rates.
This unit has the following features:
Meets mapping requirements for both SDH and SONET
Module system, upgradable from 622 Mb/s to 2488 Mb/s provided
Concatenation signal measurements for large capacity B-ISDN, ATM, etc. telecommunications
Meets CID immunity measurement standards
STM-16 (STS-48) 64-frame data generating/data logging
SOH/POH, 64-frame memory
Quick start and firmware up load
ITU-T Rec. G. 958
This unit has the following modules installed:
ME0313B - 2.5GHz Jitter Detector (Rx)
Operates at 52 Mb/s, 156 Mb/s, 622 Mb/s, and 2.5 Gb/s
ME0314B - 2.5GHz Error Detector (Rx)
Operates at 52 Mb/s, 156 Mb/s, 622 Mb/s, and 2.5 Gb/s
Option 26 - PDH-3 module (139M/45M/34M/2M/*1.5M/1.5M
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