Featured Insights
Picotest and ignal Edge Solutions address TAPI concerns.
You may not have heard of TAPI, but you will. By necessity, testing extreme dynamic transient conditions is becoming more and more common for…
Seeing Through the Noise: Reliable Power Rail Measurements in High-Current AI Systems | Signal Integrity Journal
The Challenge: Measurement Uncertainty Obscures VRM Performance Gains Measuring power rail transient performance in response to high current dynamic loading is essential for power…
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…
-
Automate VRM Testing with Python & SCPI: A Guide for Lab Measurements
Automating VRM Testing Just Got Smarter Manually measuring voltage regulator modules (VRMs) in the lab? That’s yesterday’s workflow. Signal Edge Solutions breaks down how…
-
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…
-
To the Moon and Back
How long does it take to turn on a light if the switch, battery, and light are on the Earth, but the cable connecting…
-
A Bode Plot Without Access to the Control Loop
by Steve Sandler This extreme measurement seems more impossible than difficult. The traditional stability assessment method for voltage regulators is the Bode plot. Access…
-
Cable Shield Resistance Issue in a 2-port Impedance Measurement
Steve Sandler For this extreme measurement example, I selected a simple problem that has been widely published by myself and many others, including past DesignCon papers. …
-
Why EM Is Replacing SPICE For Simulation of Board-Level Power Delivery
Steve Sandler For this extreme measurement example, I selected a simple problem that has been widely published by myself and many others, including past DesignCon papers. …
-
App Note: NISM using the P2102A Probe and E5061B VNA
By Benjamin Dannan and Steven Sandler, Picotest.com Control loop stability is critical to the performance of all systems, as it influences all closed loop…
-
Make Accurate Impedance Measurements Using a VNA
Three different methods can be applied to accurately measure passive components with a vector network analyzer. By Brian Walker Related To:Copper Mountain Technologies “A…
-
Calibrating the 2-Port Probe for Low Impedance PDN Measurements
May 18, 2021 Benjamin Dannan and Steve Sandler “High speed printed circuit board (PCB) design requires well-designed power delivery networks (PDN) to support today’s FPGAs or…
-
App Note: 2-Port Impedance Measurement using the P2102A Probe and Copper Mountain Technologies 2-Port VNA
By Benjamin Dannan and Steven Sandler, Picotest.com High-speed Printed Circuit Board (PCB) design requires well-designed Power Delivery Networks (PDN) to support today’s FPGAs and…
-
Selecting a VRM Output Inductor
The selection of the output filter inductor is generally made using several figures of merit (FOM). Some of these figures of merit are discussed…
-
Picotest P2102A 2-Port Probe Calibration with the Copper Mountain VNA
This video looks at how to perform a full calibration on the Copper Mountain Compact 2-port VNA using the Picotest P2102A 2-port probe and…
-
App Note: 2-Port Impedance Measurement using the P2102A Probe and E5061B VNA
By Benjamin Dannan and Steven Sandler, Picotest.com High speed Printed Circuit Board (PCB) design requires well designed Power Delivery Networks (PDN) to support today’s…
-
Tektronix App Note: Measuring the Control Loop Response of a Power Supply Using an Oscilloscope
Download the latest app note from Tektronix… “Most power supplies and regulators are designed to maintain a constant voltage over a specified current range. They…