81492A Reference Transmitter

Keysight's 81492A Reference Transmitter is designed to offer excellent eye quality for NRZ and PAM4 signals at baud-rates up to 56Gbaud and can serve as universal single-mode E/O converter. In addition to the internal lasers at 1310 & 1550nm, an external optical input for usage with tunable laser sources is available. The integration in the LMS mainframe offers a variety of advanced features such as automated bias-point and power control, remote control via SCPI language and much more. The LMS mainframe platform also offers seamless integration into various performance and compliance test solutions like optical receiver stress test.

81491A Reference Transmitter

Keysight's 81491A Reference Transmitter is designed to offer excellent eye quality for NRZ and PAM4 signals at baud-rates up to 32Gbaud and can serve as universal E/O converter. It comes in Multimode (MM) and Single-Mode (SM) flavors and includes internal lasers at 850nm (MM) or 1310&1550nm (SM).

N7718C Optical Reference Transmitter

Technical data sheet for the N7718C optical reference transmitter. This single-mode fiber optical reference transmitter enables 200G/lane design validation and 400G/lane pathfinding.

Photonic and Optical Test Catalog

Explore Keysight photonic and optical test solutions engineered for optical device characterization, wavelength measurement, coherent modulation analysis, and high‑speed optical communication testing. This catalog highlights benchtop and modular optical test instruments across multiple capability classes for research, manufacturing, calibration, and coherent system validation.

N4917BACA Optical Receiver Stress Test Solution 100 Gb/s Ethernet

The N4917B optical receiver stress test solution provides an automated stressed receiver sensitivity test in accordance with the 100GBASE-LR4, ER4 and SR4 test specifications as well as with the following 100G Multi Source Agreements: CLR4, CWDM4, 4WDM and PSM4.

N4917B Optical Receiver Stress Test Solution

The N4917B software provides an automated standards compliant stressed receiver sensitivity test according to 100GBASE-LR4 and -ER4 test specification.

N4917BSCB Optical Receiver Stress Test Solution

Complete optical receiver stress test solution for 400GbE optical transceivers with automated stress eye calibration and performance compliance testing.

N4917CPCA Optical Receiver Stress Test Solution

The N4917CPCA optical receiver stress test solution provides an automated stressed receiver sensitivity test in accordance with the 100GBASE-LR4, ER4 and CPRI option 10 specifications.

Precision Jitter Transmitter

This paper demonstrates the use of a precision jitter transmitter to study jitter analysis techniques and their impacts on jitter measurement. Read more.

Faster PCIe® 5.0 Transmitter Validation and Compliance

Keysight's automated PCIe® 5.0 transmitter performance validation and compliance test solution helps to ensure PCI-SIG® compliance for your device.

D9370GDDC GDDR7 Transmitter Compliance Test Software

Keysight’s D9370GDDC GDDR7 compliance test application software provides a fast and easy way to test, debug and characterize your GDDR7 designs. The D9370GDDC offers full test coverage to enable testing of transmitter physical layer of the GDDR7 DRAM.

D9342EDPV Transmitter Test Solution for Embedded DisplayPort 2.0

The D9342EDPV Transmitter Test Solution for Embedded DisplayPort 2.0 is a comprehensive electrical validation and compliance test software package for eDP 2.0 Source (Tx) devices.

D90203UAC UALink Transmitter

Characterize UALink Electrical Transmitter Designs using Infiniium UXR-Series Real-Time Oscilloscopes

Quick Tips for Automotive Ethernet Transmitter Compliance Test

For 100BASE-T1and 1000BASE-T1 transmitter test, we need to follow IEEE 802.3 series and Open Alliance TC8 standard, there are several test items for Automotive Ethernet Physical Layer Transmitter Compliance Test. Sometimes we fail the test using AE6910T/AE6920T solution, it’s hard to find the root cause and fix it. This article can provide some tips for you to improve the test results and finally pass them.

USB4 Transmitter Testing Made Easy

This use case solution brief details USB4 Tx compliance testing and Keysight’s automated solution for simplifying the characterization and compliance verification process.

Design and Verification of Wireless LAN 802.11ac Transmitters

Learn how to use a PXI Vector Signal Analyzer and 89600 VSA software for R&D and design verification test (DVT) of Wireless LAN 802.11ac transmitters.

D9020USBC USB 3.2 Transmitter Compliance Test Application Software

D9020USBC USB 3.2 Transmitter Compliance Test Application Software

Making 802.11G Transmitter Measurements

802.11g is an extension of the 802.11a and 802.11b standards. This application note outlines the transmitter measurement required for 802.11g. Learn more!

Verification Test of 802.11ac Transmitters and Receivers

Learn how to perform the flexible signal generation and signal analysis for 802.11ac transmitters and receivers test with the PXI modular hardware and software.

How to Address DisplayPort 2.1 Transmitter, Receiver, and Cable Test Challenges

DisplayPort 2.1 introduces ultra-high bit rate signaling up to 80 Gb/s, creating new validation challenges across transmitter, receiver, and cable testing. This application note examines signal integrity constraints, stress generation complexity, and compliance requirements, and outlines automated, high-performance measurement solutions to improve accuracy, throughput, and debug visibility.