Featured Insights
The Challenge of Measuring a 40 µohm, 2000 Amp PDN With a 2-Port Probe: How Much CMRR is Needed?
Benjamin Dannan, Signal Edge Solutions and Steve Sandler, Picotest Published in Signal Integrity Journal A two-part series of posts, firstly determining how much CMRR is needed…
Picotest Pocket TDR Fills Important Niche
A time domain reflectometer (TDR) is generally a large, expensive benchtop instrument that measures impedance, PCB coupons, dielectric constants, PCB signal traces, interconnects, connectors,…
Picotest Releases Line of High-Speed Transient Load Steppers for VRM and PDN Validation
In a major technological leap, Picotest, maker of custom test equipment for power integrity and power systems testing, has released a series of very…
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Test Training Available from Picotest
Did you know Picotest has published a variety of training aids for engineers looking to learn power supply and power integrity testing methods? This…
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Picotest Releases NISM Stability Tool for Cadence PSpice, Keysight ADS Simulators, and Hardware VNAs and Scopes
Picotest.com, a leader in high-resolution test and measurement equipment, has announced the availability of the non-invasive stability measurement (‘NISM’) software tool for circuit simulators.…
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Picotest’s New P2124A PSRR/PSMR/PSNR Water-Cooled GaN Probe at OFC
Pavel Zivny, Tektronix, explains the Picotest P2124A Noise Immunity Probe test setup shown in the Tektronix booth at the OFC (Optical Networking and Communication…
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Picotest Releases the World’s First Water-Cooled Electrical Probe for High-Speed Test Applications
The P2124A High Speed Line Modulator is the first water-cooled probe for electronics testing. Its creation is yet another testament to Plato’s axiom that…
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Podcast with Steve Sandler: All About Probes and Ensuring Accurate Measurements
Judy Warner of The EEcosystem discusses with Steve Sandler the topic of probes. He explains how they work, why there are so many varieties of them,…
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Small Signal Models, Small Signal Problems
by Will McCaffrey, Northrop Grumman Published by Signal Integrity Journal The Voltage Regulator Modules (VRMs) are a vital part of any hardware design and critical…
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Capacitor Model Details Key to Measurement Correlation
By Steve Sandler Abstract: Power integrity and system engineers have the task of designing, optimizing, and assessing the power distribution network impedance. EM simulators…
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DC-DC Converters – Solid Return Plane or Cutouts Under Switch Node and Inductor?
by Kenneth Wyatt and Steve Sandler Published by Signal Integrity Journal, July 28, 2022 The question on whether the ground return plane should be cut away under…
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Ultra-Ultra-Low Impedance (4 micro-ohm) Measurements
By Benjamin Dannan Published by Signal Integrity Journal, July 26, 2022 Companies like Intel, Nvidia, AMD, Qualcomm, and Broadcom are putting more cores on a…
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Podcast with Steve Sandler: How To Measure Controlled Loop Stability and 12-Week Online Master Class
Judy Warner of The EEcosystem discusses with Steve Sandler the tool he developed called the Non-Invasive Stability Measurement Tool and how he transformed his lecturing and…
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Measuring High Output Voltage Regulator Noise
by Masashi Nogawa and Steve Sandler Published by Signal Integrity Journal, June 14, 2022 New electronic applications, such as electric vehicles, 48 V telecom/data centers, and 240…
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How Can You Measure a HUGE Inductance with DC Bias?
by Steve Sandler Published by Signal Integrity Journal, May 19, 2022 Most DC/DC converters and switching voltage regulators use filter inductors. The inductors we…