Keysight 81949A Compact Tunable Laser Source
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Keysight 81949A is a high-power compact tunable laser with +13 dBm output, 1520–1630 nm tuning range, and ±100 pm wavelength accuracy for optical device characterization.
Product details
| Model | 81949A |
| Manufacturer | Keysight |
| Category | Fiber Optic Test |
| Availability | Made to order |
Description
Overview
The Keysight 81949A is a high-power compact tunable laser source designed for optical device characterization at high power levels and measurement of nonlinear effects. As a single-slot plug-in module for Keysight 8163A/B, 8164A/B, and 8166A/B mainframes, it provides flexible stimulus for single-channel and DWDM test applications across the C+L band.
Key Features
- High optical output power: +13 dBm
- Wide tuning range: 1520–1630 nm (110 nm total coverage in C+L band)
- Absolute wavelength accuracy: ±100 pm
- Built-in wavemeter for wavelength monitoring
- Built-in coherence control to suppress stimulated Brillouin scattering (SBS)
Applications
- Testing optical amplifiers and other active optical components
- Broadband passive optical component characterization
- Nonlinear effect measurements in fibers and transmission links
- Single-channel and DWDM optical testing
Specifications
| Optical Output Power | +13 dBm |
| Tuning Range | 1520–1630 nm |
| Wavelength Accuracy | ±100 pm |
| Wavelength Coverage | 110 nm (C+L band) |
| Form Factor | Single-slot plug-in module |
| Compatible Mainframes | Keysight 8163A/B, 8164A/B, 8166A/B |
| Built-in Wavemeter | Yes |
| Coherence Control | Yes |
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Keysight 81949A Compact Tunable Laser Source
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