Featured Articles
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Understanding EVM
10/25/2022
Error vector magnitude (EVM), is the most common numerical measure of modulation quality and is calculated by determining the magnitude of a vector connecting the ideal and received vector endpoints.
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Fast And Reliable Power Measurements In The Satellite Industry
10/18/2022
In the satellite sector, components, subsystems, and entire satellites must be qualified in a thermal vacuum chamber to prove that it can survive and function during launch and in space.
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Precise Measurement Of Complex Electric Impedance
10/18/2022
The R&S LCX LCR meter is ideal for measuring frequency, signal level, and DC bias. The R&S® LCX sweep tool is an application program for conveniently performing such sweeps and displaying the results on charts.
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Interactivity Test White Paper
9/28/2022
5G will enable a new set of services for industrial and automotive purposes. For these future applications, it is key to measure and rate the interactivity of a network and to identify bottlenecks in the transmission.
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5G Mobile Network Testing Using A Passive Network Scanner (Part 2)
9/28/2022
In Part One, we discussed why a dedicated scanner is necessary for accurate mobile network testing. This post explains the technical background and the setup of the measurements in FR1 and FR2.
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5G NR And LTE Latency Analysis In A Public Network (Part 1)
9/27/2022
This article contains measurement results for both one-way latency (OWL) and round trip time (RTT) delays in a commercially deployed public 5G NSA network.
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Accurately Measure Your UWB Device's Time Of Flight
9/23/2022
The R&S®CMP200 radio communication tester together with the R&S®CM-Z300A time of flight kit provides an accurate setup for time of flight measurements – in validation, calibration and certification.
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Testing A 24-28GHz Power Amplifier Using The 5G New Radio Test Standard
9/16/2022
In this white paper, we will introduce some of the main challenges in test and measurement of a device at mmWave frequencies, with a 26 GHz pioneer band defined for the UK between 24.25 - 27.5 GHz.
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Faster Characterization Of 5G RF Frontends
9/16/2022
More frequency bands and larger dynamic ranges increase the number of test points required in characterization and production of the latest RF frontends (RFFE). Actively managing test time and cost while maintaining quality is more important than ever before.
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Rohde & Schwarz To Discuss Fundamentals Of Mastering EVM In Upcoming Webinar
9/12/2022
This webinar explains the fundamentals of modern digital modulation, how EVM is used to quantify digital modulation accuracy, and how constellation diagrams can be used to diagnose the root causes of EVM.