CLGD DOCSIS cable load generator

Industry-leading platform to simulate real-world cable networks in the lab.

A blue and gray R&S GLD directly connected cable load generator featuring several ports and status indicators on the front panel.

Validate network equipment to ensure it will meet expectations when used in the field

The CLGD DOCSIS cable load generator simulates RF traffic with live data to assess how well your network components, such as cable modems, set top boxes, amplifiers, taps, and passives perform under a full load. By creating realistic RF conditions, the DOCSIS cable load generator helps to identify potential deficiencies and impairments in network infrastructure.

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Leading the way in DOCSIS cable load generation

The CLGD DOCSIS cable load generator delivers an industry leading test solution for DOCSIS SC-QAM and OFDM RF load generation. CLGD simulates an entire cable headend along with realistic HFC cable plant impairments.

Explore CLGD features

Enhance your cable testing with CLGD's cutting-edge features

Upgrade your cable access device testing with CLGD's advanced features for modern network simulations. Enjoy real-time DOCSIS 4.0 modulation with precise RF performance and seamless management of both legacy and modern carriers.

Real-time generator

Experience seamless modulation of user data with CLGD's dual 10 gigabit Ethernet SFP+ interfaces for real-time operations.

DOCSIS 4.0 Extended Spectrum DOCSIS

CLGD leads in DOCSIS 4.0 Extended Spectrum (FDD) support, enabling channel loading up to 1.8GHz for superior performance.

Full Duplex DOCSIS (FDX)

Stay ahead with CLGD's support for DOCSIS 4.0 Full Duplex DOCSIS (FDX), offering upstream carriers up to 684MHz.

Simulation of RF impairments

CLGD accurately emulates real-world RF impairments like AM hum, phase noise and more, ensuring realistic environments in lab testing.

Legacy DOCSIS carriers

Effortlessly load legacy SC-QAM, A-TDMA and S-CDMA, along with the latest DOCSIS 4.0 OFDM and OFDMA carriers, using CLGD.

Analog TV carriers

CLGD supports NTSC and PAL analog video carriers, facilitating the simulation of legacy carriers easily.

Revolutionize cable testing with CLGD's advanced features

Elevate your cable network testing with CLGD’s state-of-the-art capabilities. Experience real-time operations, DOCSIS 4.0 support, realistic RF impairment simulations, and comprehensive legacy and modern carrier compatibility.

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Discover CLGD's versatile testing capabilities

Providing accurate and comprehensive cable equipment testing and validation.

Versatile testing for enhanced cable plant performance

The CLGD excels as a multi-channel, instrumentation-grade DOCSIS transmitter, ideal for in-lab cable plant testing and equipment validation. It adeptly handles carrier configurations that represent legacy DOCSIS 3.0 networks with analog video carriers up to FDX and FDD DOCSIS 4.0 configurations with live data testing and precise RF impairments.

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Precision testing for consumer equipment

CLGD’s precise load generation capabilities make it an invaluable tool for the testing and validating set-top boxes (STBs) and cable modems. Its ability to simulate real-world scenarios ensures these devices are rigorously tested, guaranteeing their performance and reliability in consumer environments.

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Ensuring reliability in HFC network components

The HFC network’s infrastructure, fibre nodes, RF amplifiers, taps, splitters and similar equipment require thorough testing under full channel loading which CLGD seamlessly facilitates. Its lab-based simulations empower technicians to fully characterize and optimize these components for peak performance.

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