Keysight 81578A Variable Optical Attenuator
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Keysight 81578A variable optical attenuator for multimode fiber with 0-60dB range, 2W input power, and 700-1400 nm wavelength for MM fiber testing.
Product details
| Model | 81578A |
| Manufacturer | Keysight |
| Category | Network & Fiber Optic Test |
| Availability | Made to order |
Description
Overview
The Keysight 81578A is a variable optical attenuator module designed for multimode fiber applications, supporting both 50/125 μm and 62.5/125 μm fiber types. It covers the 700-1400 nm wavelength range and features a straight connector interface. The module provides precise attenuation control for testing and characterizing multimode optical systems.
Key Features
- Attenuation range: 0 dB to 60 dB
- Multimode fiber support: 50/125 μm and 62.5/125 μm
- Wide wavelength range: 700 nm to 1400 nm
- High input power capability: up to 2 W
- Built-in shutter for power meter zeroing
- Built-in calibration capability
- Straight connector interface
Applications
- Multimode fiber system testing and characterization
- Local area network (LAN) optical component testing
- Short-reach optical communication system testing
- Optical signal conditioning in multimode setups
Specifications
| 81578A #050 | Straight connector versatile interface50/125 μm MMF700 nm to 1400 nm0 dB to 60 dB |
| 81578A #062 | Straight connector versatile interface62.5/125 μm MMF700 nm to 1400 nm0 dB to 60 dB |
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Keysight 81578A Variable Optical Attenuator
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