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Description

Benchtop Digital Multichannel Attenuator – DTS0154

The Benchtop Digital Multichannel Attenuator DTS0154 from OZ Optics is a versatile and robust solution designed for precise optical signal attenuation in laboratory and production environments. Engineered for high performance, this attenuator supports a wide wavelength range from 350 nm to 2050 nm, making it suitable for a broad spectrum of fiber optic applications, including telecom C and L band testing, research, and development. Its compact and rugged benchtop design ensures durability and ease of integration into various setups, while maintaining a low profile on your workspace.

This advanced attenuator stands out with its high power handling capability—up to 2 watts—making it ideal for demanding test scenarios. It offers a wide attenuation range, up to 60 dB for singlemode and polarization maintaining fibers, and up to 40 dB for multimode fibers. The device is engineered for low insertion loss and minimal polarization dependent loss (PDL), ensuring accurate and repeatable measurements. Its low backreflection and flat wavelength response further enhance measurement reliability, which is critical for sensitive optical testing and calibration tasks.

The DTS0154 is highly configurable, supporting up to four independent attenuator channels per unit, each of which can be calibrated for up to four individual wavelengths or for continuous wavelength ranges. This flexibility allows users to tailor the device to specific testing requirements, whether for bit error rate testing, simulating long-distance fiber transmission, or troubleshooting receivers and other active fiber optic components. The attenuator accommodates a wide range of fiber types, including singlemode, multimode, and polarization maintaining fibers, and offers a variety of receptacle options to suit different connector standards.

For enhanced usability, the DTS0154 features a standard USB computer interface, enabling remote control and automation via PC. Optional integrated power monitoring is available for precise output power control, further streamlining complex testing procedures. The device utilizes a blocking technique for singlemode and polarization maintaining fibers, and a neutral density filter technique for multimode applications, ensuring optimal performance across all supported fiber types.

Overall, the Benchtop Digital Multichannel Attenuator DTS0154 delivers a powerful combination of high accuracy, flexibility, and reliability, making it a preferred choice for professionals in fiber optic testing, research, and development. Its advanced features and robust construction ensure consistent performance in both laboratory and field environments.

Benchtop Digital Multichannel Attenuator

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Specifications

Number Of Channels: Multi Channel
Operating Wavelength Range: 350 – 2050 nm
Dynamic Attenuation Range (max): 40 dB
Insertion Loss (max): 4 dB
Return Loss (min): 35 dB
Attenuation Range: IL to 40 dB
Wavelength Dependence Of Attenuation: 0.05 dB
Speed: 100 ms
Repeatability Of Attenuation Setting: ±1.0 dB
Power Supply: Universal 110/220V AC 50/60 Hz, 40 W
Maximum Optical Power: 2 W
Computer Interface: USB
Polarization Extinction Ratio: 30 dB
Dimensions: 280 x 300 x 100 mm
Weight: 4 kg
Operating Temperature: -10 to 55 °C

Got questions about specs? Use the inquiry form to ask.

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Features

  • High Power Handling: Supports up to 2 watts, ideal for demanding optical applications.
  • Wide Attenuation Range: Offers precise attenuation control up to 60 dB (singlemode/PM) and up to 40 dB (multimode).
  • Low Insertion Loss & Backreflection: Ensures minimal signal loss and superior optical performance.
  • Low Polarization Dependent Loss (PDL) & Wavelength Dependency: Delivers consistent attenuation across a broad spectrum.
  • High Resolution: Fine attenuation adjustment with 0.01 dB resolution for accurate testing and calibration.
  • Wide Wavelength Range: Operates from 350 nm to 2050 nm, suitable for a variety of fiber optic applications including telecom C and L bands.
  • Multi-Wavelength Calibration: Calibrate for dual wavelengths (1300–1550 nm), C/L bands, or up to four individual wavelengths per channel for maximum flexibility.
  • Flexible Fiber Compatibility: Supports singlemode, multimode, and polarization maintaining (PM) fibers, including custom fiber options.
  • Multiple Channels: Configure up to four independent attenuators per unit for versatile multichannel operation.
  • Rugged & Compact Design: Durable benchtop unit suitable for laboratory and industrial environments.
  • Wide Range of Receptacles: Compatible with various connector types for seamless integration.
  • Advanced Attenuation Techniques: Blocking technique for singlemode/PM fibers and neutral density filter technique for multimode fibers.
  • Optional Integrated Power Monitoring: Enables precise output power control and real-time feedback.
  • USB Computer Interface: Standard USB connectivity for remote control and easy integration with test systems.
  • Ideal for Multiple Applications: Perfect for bit error rate testing, troubleshooting receivers, simulating long-distance fiber transmission, power meter linearity checks, and transmitter/receiver design.
  • Customizable Solutions: Can be built with customer-supplied fibers or alternative PM fiber structures upon request.

Applications

  • Bit Error Rate (BER) Testing: Essential for evaluating the performance and reliability of optical communication systems by simulating real-world signal degradation.
  • Troubleshooting Fiber Optic Receivers and Active Components: Enables precise attenuation to diagnose and resolve issues in receivers, transceivers, and other active fiber optic devices.
  • Simulating Long-Distance Fiber Transmission: Accurately mimics signal loss over extended fiber runs, facilitating the development and testing of long-haul optical networks.
  • Design and Testing of Fiber Optic Transmitter/Receiver Circuits: Provides controlled attenuation for optimizing and validating transmitter and receiver circuitry in R&D environments.
  • Power Meter Linearity Checks: Allows for stepwise attenuation to verify the linearity and calibration of optical power meters and other measurement equipment.
  • Precise Power Setting and Output Control: Enables fine adjustment of optical power levels for sensitive experiments, system calibration, and device characterization.
  • Telecommunications Network Testing: Ideal for C and L band applications, supporting the development and maintenance of high-capacity telecom networks.
  • Wavelength Division Multiplexing (WDM) System Evaluation: Facilitates the testing and balancing of multi-wavelength optical signals in WDM systems.
  • Optical Component Characterization: Used to assess the performance of optical amplifiers, switches, filters, and other passive/active components under varying attenuation conditions.
  • Fiber Optic Sensor Calibration: Provides controlled attenuation for calibrating and testing fiber optic sensors in industrial, medical, and scientific applications.
  • Educational and Laboratory Use: Suitable for university labs and training centers for hands-on learning in fiber optics and photonics.
  • Automated Test Systems: Integrates with computer-controlled setups via USB interface for automated, high-throughput optical testing and quality assurance.
  • Research and Development in Photonics: Supports advanced R&D projects requiring precise, repeatable attenuation across a broad wavelength range (350–2050 nm).
  • Testing of Polarization Maintaining (PM) and Multimode Fiber Systems: Compatible with singlemode, multimode, and PM fibers, making it versatile for various fiber optic technologies.
  • Optical Power Monitoring and Feedback Control: Optional integrated power monitoring enables closed-loop control for stable and accurate output power delivery.

Frequently Asked Questions

What is the OZ Optics Benchtop Digital Multichannel Attenuator used for?
The OZ Optics Benchtop Digital Multichannel Attenuator is designed for precise control of optical signal power in fiber optic systems. It is commonly used for bit error rate testing, troubleshooting receivers and other active fiber optic components, simulating long distance fiber transmission, power meter linearity checks, and setting power levels in laboratory and telecom applications.
What fiber types and wavelength ranges does the multichannel attenuator support?
This attenuator supports singlemode (SM), multimode (MM), and polarization maintaining (PM) fibers. It covers a wide wavelength range from 350 nm to 2050 nm, making it suitable for a variety of applications including telecom C and L bands, as well as specialty wavelengths.
How many channels and attenuation levels are available in the OZ Optics multichannel attenuator?
The unit can be configured with up to four independent attenuators (channels) per device. Each channel offers a high attenuation range—up to 60 dB for singlemode and PM fibers, and up to 40 dB for multimode fibers—with a fine resolution of 0.01 dB.
What is the maximum optical power handling capability of the attenuator?
The OZ Optics Benchtop Digital Multichannel Attenuator can handle high optical power levels, supporting up to 2 watts of input power (when using the blocking technique for singlemode and PM fibers).
How is the attenuator controlled and can it be operated remotely?
The attenuator features a standard USB computer interface, allowing users to access and control the device remotely via a PC. This makes it easy to integrate into automated test setups and laboratory environments.
Can the attenuator be calibrated for specific wavelengths or bands?
Yes, the device can be calibrated for dual wavelengths (such as 1300–1550 nm), for telecom C and L bands, or for up to four individual wavelengths per channel. It can also be calibrated for a continuous range using interpolation between calibration points for accurate attenuation across a broad spectrum.
What are the key advantages of the OZ Optics multichannel attenuator compared to similar products?
Key advantages include high power handling, a wide attenuation and wavelength range, low insertion loss and backreflection, low polarization dependent loss (PDL), high resolution, and a rugged, compact design. Optional integrated power monitoring is also available for precise output power control, making it a versatile solution for demanding fiber optic testing and measurement applications.

Got more questions? Use the inquiry form to ask the supplier directly.

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