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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Calibration, Embedding & De-Embedding – Achieving Highly Accurate Impedance Results
OMICRON Lab hosted their 14th Power Analysis & Design Symposium – April 9th, 2025 Watch Steve Sandler discussing how to achieve Highly Accurate Impedance…
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Dynamic Load Stepping: A New Way to Test Power Rails for GPUs and ASICs
As processors like GPUs, ASICs, and CPUs get more powerful, testing their power systems becomes harder. This article by Steve Sandler, published on How…
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Building Accurate PI Models with VNA Software: A How 2 Power Guide
Using VNA Software to Build Accurate Models for Power Integrity SimulationsIn power integrity (PI) simulations, accuracy and reliable component models are critical, yet vendor-supplied…
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The Importance of PDN Testing (Impedance) and the Role of the Bode Analyzer
Components such as CPUs, GPUs, FPGAs, and ASICs demand clean and stable power supplies to function effectively, often across various operating conditions. This is…
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Measuring Battery Impedance
Recently, Picotest has had several questions from customers working to measure battery impedance. There are numerous publications and articles about testing battery impedance, even…
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How to Test PSRR, PSNR and PSMR for Sensitive Applications, Including Optical Transceivers
Click here to download the paper Presented by: Steven M. Sandler, Managing Director, Picotest Originally presented on October 5, 2022 during EDI CON Online…
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DgCon 2019: Power Integrity Webinars for Addressing Power Related Noise in Distributed Systems
These presentations discuss many of the noise sources that impact sensitive circuits (such as LNAs, Clocks, and PLLs), how to measure them, and how…
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Webinar: Python Automation of Measurement and Multi-Dimensional Plotting of DC and AC Bias Sensitivity of MLCCs
With noted Power Integrity (PI) Expert Istvan Novak Highlights the need for AC and DC bias testing for capacitors and the support Picotest has…
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Cadence and Picotest Release NISM on Cadence PSpice
September 26, 2024, Phoenix, AZ: Picotest.com, a leader in high-resolution test and measurement equipment, has announced the availability of the non-invasive stability measurement (‘NISM’)…
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Load Stepper Demonstration Station
These images demonstrate the set-up and capability of the Picotest Load Stepper. We set up a demonstration station at DesignCon 2024 and these slides…
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Quantifying PDN Impedance Flatness from Sandler NISM
Download Steve Sandler’s full paper for DesignCon 2023 A New Power Integrity Requirement to Supplement Target Impedance: Quantifying PDN Impedance Flatness Abstract: Target impedance…
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Validating the Validators: Measuring the New Ultra-Low Impedance PDNs
Core power rails are now routinely in the 1 kAmp to 2 kAmp range, requiring a power distribution network (PDN) impedance in the range…
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Optimizing TDR Measurements: Picotest Solutions Integrated with Tektronix Oscilloscopes
At Picotest, we take pride in supporting Tektronix’s advanced TDR (Time Domain Reflectometry) setups with our high-performance J2154A PerfectPulse® Differential TDR and TDR probes.…