Keysight 81989A Compact Tunable Laser Source
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Keysight 81989A is a high-power compact tunable laser with +13 dBm output, 1465–1575 nm tuning range, and ±20 pm wavelength accuracy for optical testing.
Product details
| Model | 81989A |
| Manufacturer | Keysight |
| Category | RF Power Meters |
| Availability | Made to order |
Description
Overview
The Keysight 81989A 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 S+C band.
Key Features
- High optical output power: +13 dBm
- Wide tuning range: 1465–1575 nm (110 nm total coverage in S+C band)
- Built-in wavemeter with excellent accuracy: ±20 pm
- Built-in coherence control to suppress stimulated Brillouin scattering (SBS)
- Optional PMF straight fiber interface (Opt.071)
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 | 1465–1575 nm |
| Wavelength Accuracy | ±20 pm |
| Wavelength Coverage | 110 nm (S+C band) |
| Form Factor | Single-slot plug-in module |
| Compatible Mainframes | Keysight 8163A/B, 8164A/B, 8166A/B |
| Built-in Wavemeter | Yes |
| Coherence Control | Yes |
| Optional Interface | PMF straight fiber (Opt.071) |
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Keysight 81989A Compact Tunable Laser Source
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