The GN Nettest-Photonetics PMD440 is a Polarization Mode Dispersion measurement module for precise characterization of PMD in optical fibers and components. It delivers accurate PMD measurements critical to high-speed optical communication system integrity, supporting data rates from OC-48 through OC-768 with pre-configured pass/fail thresholds for each standard.
– Technical Specifications
• Measurement Range: 0.06–80 ps (typical)
• Scan Range: 250 ps
• Dynamic Range: Up to 150+ km, 40 dB
• Operating Wavelength: 1300 nm source; 1250–1350 nm measurement window
• Measurement Method: Differential Phase Shift
• Data Rate Support: OC-48 (STM-16), OC-192 (STM-64), OC-768 (STM-256)
• Standards Compliance: TIA/ITU/IEC
• Connector Type: FC
• System Weight: 4.0 kg main unit; 0.7 kg component
– Key Features
• High-speed measurement capability with minimal operator training required
• Automatic pass/fail presets aligned to OC-48, OC-192, and OC-768 limits
• Remote control enables network monitoring and continuous suspect-cable testing
• Typical configuration: transmit unit at fiber far end, receiver/PC at measurement site
• Windows 98 operating system
– Typical Applications
• PMD characterization in long-haul and metro optical links
• Component acceptance testing and field verification
• Cable plant diagnostics for high-speed signals
• Real-time network performance monitoring
– Compatibility & Integration
Supports OC-48, OC-192, and OC-768 network standards. Includes two SM FC-FC fiber cables and power cord. FC connector interfaces enable straightforward field deployment.
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