JDS Uniphase HA1593-FPL2 HA1 High-Resolution Programmable Optical Attenuator

JDS Uniphase HA1593-FPL2 HA1 High-Resolution Programmable Optical Attenuator

The JDS Uniphase HA1593-FPL2 HA1 High-Resolution Programmable Optical Attenuator is a professional optical test instrument designed for precise optical power control in fiber optic, telecom, photonics, laboratory, and production test environments. The HA1 model is the high-resolution member of the JDS Uniphase HA Series programmable attenuator family and is intended for demanding applications that require fine attenuation control, repeatable settings, and reliable automated test capability.

The HA1 attenuator supports a 1200 nm to 1700 nm operating wavelength range, a 100 dB attenuation range, and 0.001 dB attenuation resolution. This makes the HA1593-FPL2 suitable for optical receiver testing, power meter linearity calibration, bit error rate testing, analog transmission tests, loss simulation in fiber optic links, EDFA output power characterization, and general laboratory optical power control.

Features and Benefits of the JDS Uniphase HA1593-FPL2 HA1 Optical Attenuator

The JDS Uniphase HA1593-FPL2 HA1 High-Resolution Programmable Optical Attenuator provides practical value for professional users who require accurate and repeatable attenuation control for fiber optic test and measurement workflows.

• HA1 high-resolution attenuator platform: Uses the HA1 model specifications for precise programmable optical attenuation across 1200 nm to 1700 nm.
• 100 dB attenuation range: Provides a wide attenuation range for optical link loss simulation, receiver testing, and signal power control.
• 0.001 dB resolution: Enables very fine attenuation adjustment for precision laboratory and production test applications.
• Repeatable attenuation control: Supports ±0.01 dB repeatability under specified conditions, helping users maintain consistent optical test results.
• High attenuation accuracy: Provides ±0.1 dB attenuation accuracy for controlled optical measurement workflows.
• Built-in beam block: Offers beam block attenuation greater than 90 dB for fast access to very high attenuation.
• Remote operation: Supports GPIB and RS232 remote control with a SCPI-compatible command set for automated test systems.

Advanced Features and Practical Applications

The JDS Uniphase HA1593-FPL2 HA1 is designed for optical test environments where accurate signal attenuation is required over a broad single-mode wavelength range. Programmable attenuation is useful when engineers and technicians need to simulate network loss, verify receiver performance, calibrate power measurement equipment, or control optical power delivered to a device under test.

The HA1 model provides ultra-high attenuation resolution compared with standard HA Series configurations, making it especially useful for applications where very small attenuation changes can affect measurement results. This is important in bit error rate testing, analog transmission tests, optical power meter linearity checks, and high-dynamic-range fiber optic experiments.

The instrument can be operated from the front panel or remotely through GPIB and RS232 interfaces. The SCPI-compatible command set supports integration into automated optical test systems where attenuation values must be set, changed, or swept as part of a repeatable test sequence. This makes the HA1593-FPL2 a practical choice for laboratory benches, production test stations, and engineering validation setups.

Typical Applications

The JDS Uniphase HA1593-FPL2 HA1 High-Resolution Programmable Optical Attenuator is suitable for professional applications such as:

• Precise optical power control
• Power meter linearity calibration
• Analog transmission testing
• Bit error rate testing
• Loss simulation in fiber optic links
• EDFA output power characterization
• Fiber optic receiver sensitivity testing
• Laboratory and production optical test systems
• Automated attenuation control using GPIB or RS232

Product Overview

Brand	JDS Uniphase
Model	HA1593-FPL2
Base Model	HA1
Product Category	High-Resolution Programmable Optical Attenuator
Primary Application	Precision optical attenuation and optical power control
Suitable For	Fiber optic laboratories, telecom test environments, photonics systems, production test stations, and automated optical measurement systems

 

HA1 Specifications

Specification	HA1 Details
Operating Wavelength Range	1200 nm to 1700 nm
Attenuation Range	100 dB
Attenuation Resolution	0.001 dB
Attenuation Repeatability	±0.01 dB
Attenuation Change Rate	Less than 2.5 seconds from 0 dB to 100 dB
Attenuation Accuracy	±0.1 dB
Single-Mode Insertion Loss	Less than 1.5 dB
Single-Mode Analog Return Loss	Greater than 60 dB
Maximum Optical Input Power	200 mW
Recommended Recalibration Period	2 years
Polarization Dependent Loss	0.03 dB typical, 0.08 dB maximum
Beam Block Attenuation	Greater than 90 dB
Remote Control Interfaces	GPIB and RS232
Command Set	SCPI-compatible command set

 

General Specifications

Specification	Details
Input Voltage	90 V AC to 240 V AC, 50 Hz to 60 Hz
Power Consumption	80 VA maximum
Dimensions	21.2 cm x 8.9 cm x 35.5 cm
Rack Mounting	19-inch rack-mounting, 2U high
Weight	4 kg
Operating Temperature	0 °C to 40 °C
Storage Temperature	-40 °C to 60 °C
Humidity	Maximum 90% up to 40 °C

 

Automation and Test System Integration

The JDS Uniphase HA1593-FPL2 HA1 can be used in optical test systems that require programmable attenuation control from either the front panel or remote interfaces. GPIB and RS232 connectivity make the instrument suitable for automated test sequencing, laboratory control systems, and production measurement workflows where repeatable optical power control is required.

The SCPI-compatible command set supports software-controlled test setups, allowing users to automate attenuation changes during receiver sensitivity tests, loss simulations, calibration routines, or optical component characterization procedures.

Buyer Considerations

This description uses the HA1 specifications only. Buyers should confirm the exact physical configuration of the HA1593-FPL2 unit, including installed connector type, fiber interface, calibration status, included accessories, rack mounting hardware, condition notes, and remote interface functionality before purchase.

Because HA Series attenuators can exist in multiple configurations, buyers replacing an existing attenuator should confirm that the HA1593-FPL2 matches the intended wavelength range, attenuation range, connector setup, fiber type, return loss requirement, and automation needs of the optical test system.

Why Buy from AssetRelay?

AssetRelay supplies professional equipment and product solutions for fiber optic, telecom, laboratory, production, inspection, cleaning, RF/microwave, electronic test, and photonics applications. This product is listed to help technical buyers, procurement teams, engineers, installers, and service organizations source practical equipment for demanding professional environments.

When available, buyers should review the provided specifications, compatibility details, condition notes, and accessories before purchase to confirm that the product meets their application requirements.