Keysight N7745A Optical Multiport Power Meter with ±2.5% Uncertainty, 1250-1650 nm Wavelength Range, and 240 kHz Bandwidth

Keysight's N7745A optical power meters with eight power-sensor channels provide increased throughput and operational efficiency to meet today's manufacturing challenges. Designed for characterizing optical multiport components, these optical power meters offer industry-leading solutions for device connectivity, high-speed measurement data acquisition, and fast data transfer for post-processing.

The multiport power meter enables fast measurement solutions for all multiport devices including multiplexers, PON splitters, wavelength selective switches (WSS), ROADMs, and compact setups for simultaneous testing of multiple single-port devices.

• 8 sensor ports with high channel density
• 1 µs minimum averaging time
• Dynamic range up to 65dB in swept and logging applications without ranging
• Power uncertainty of ±2.5%
• Low polarization dependence of <±0.01 dB
• 1250 to 1650 nm wavelength range
• 4-port optical connector interface for FC, SC, LC, MU and bare-fiber
• Memory for 1 M samples/port plus 1 M/port buffer for continuous logging
• Fully compliant to LXI specifications
• LAN, USB and GPIB programming interfaces
• Code compatibility with Keysight's Lightwave measurement system platform
• High bandwidth, up to 240 kHz 3dB-cutoff

• 10x faster than previous measurement solutions
• High-speed measurement data acquisition up to 1 million samples/second
• 25x higher time resolution for transient analysis
• Short minimum averaging time of 1 µs

• Industry-leading solutions to separate connecting tasks from measurement tasks
• Fibers can be comfortably attached to the quad-adapter away from the power meter
• Quad-adapter supports MU, FC, SC and LC connectors, as well as bare fiber connectors

• Instrument can be controlled via LAN, USB, and GPIB for compatibility with existing equipment
• Comprehensive hardware and trigger concept with large memory storage adapts to various test needs
• Instrument programming code compatible with Lightwave solution platform