Blog | Picotest Online

May 18, 20223 min read

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...

36 views0 comments

Do you need thick copper layers in PCBs for high currents? Are you sure?

Picotest

May 11, 20221 min read

Do you need thick copper layers in PCBs for high currents? Are you sure?

A Talk About Power Integrity and PCB Impacts with Steve Sandler and Robert Feranec This is a GREAT webinar discussing what is important...

36 views0 comments

The Ultimate Power Rail Noise Measurement

Picotest

May 4, 20221 min read

The Ultimate Power Rail Noise Measurement

by Steve Sandler Published by Signal Integrity Journal, May 5, 2022 I receive many questions about measuring power rail noise: Do I...

26 views0 comments

How Oscilloscopes Will Evolve Over the Next 5 Years

Picotest

May 4, 20222 min read

How Oscilloscopes Will Evolve Over the Next 5 Years

Signal Integrity Journal Webinar Series Title: How Oscilloscopes Will Evolve Over the Next 5 Years Available on demand Length: 1 hour, 1...

39 views0 comments

The Simple Truth about Complex Impedance Probes

Picotest

Apr 18, 20221 min read

The Simple Truth about Complex Impedance Probes

by Steve Sandler Originally presented at the 11th Power Analysis & Design Symposium (Live Virtual Event), March 9, 2022 Picotest Power...

16 views0 comments

Ask the Experts: Getting Power Integrity Right

Picotest

Mar 9, 20221 min read

Ask the Experts: Getting Power Integrity Right

The push to minimize device size, with lower voltages and higher frequencies, means power quality is more important than ever. The higher...

10 views0 comments

Picotest

Mar 3, 20222 min read

Top 5 Articles of All Time

As rated by reader views, here are the Top 5, Most Read Articles on Signal Integrity Journal of all time. The Myth of Three Capacitor...

92 views0 comments

Picotest

Feb 15, 20221 min read

Determining FPGA Dynamic Load Current

This extreme measurement example is from a DesignCon 2020 paper, titled “A Method for Dynamic Load Current Testing with a Benchtop Power...

195 views0 comments

How Fast is the Switching Speed of a GaN Switch?

Picotest

Jan 25, 20222 min read

How Fast is the Switching Speed of a GaN Switch?

by Steve Sandler How fast is the world’s fastest GaN switch? It is an interesting question, and maybe is mostly wanted for bragging...

38 views0 comments

Measuring the Bulk Dielectric Constant (Dk) on a Microstrip with a TDR

Picotest

Jan 10, 20221 min read

Measuring the Bulk Dielectric Constant (Dk) on a Microstrip with a TDR

by Benjamin Dannan and Steve Sandler Most modern circuit designs depend on accurate logic signals at the logic receiver. This assurance...

24 views0 comments

How Can You Determine the Turns Ratio of a Power Transformer in a Sealed DC-DC Module?

Picotest

Dec 27, 20211 min read

How Can You Determine the Turns Ratio of a Power Transformer in a Sealed DC-DC Module?

by Steve Sandler I do not know if there was a legitimate reason for this request, but I was once asked to determine the turns ratio of a...

48 views0 comments

Picotest

Dec 27, 20211 min read

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 them goes to the...

23 views0 comments

A Bode Plot Without Access to the Control Loop

Picotest

Dec 27, 20211 min read

A Bode Plot Without Access to the Control Loop

November 23, 2021 Steve Sandler This extreme measurement seems more impossible than difficult. The traditional stability assessment...

155 views0 comments

Cable Shield Resistance Issue in a 2-port Impedance Measurement

Picotest

Dec 27, 20211 min read

Cable Shield Resistance Issue in a 2-port Impedance Measurement

November 15, 2021 Steve Sandler For this extreme measurement example, I selected a simple problem that has been widely published by...

64 views0 comments

Picotest

Dec 20, 20214 min read

A Gift for SIJ Readers

Published by Signal Integrity Journal, December 21, 2021 by Jaclyn Seigal "Just like that, we've come to the end of another successful...

16 views0 comments

Why EM Is Replacing SPICE For Simulation of Board-Level Power Delivery

Picotest

Dec 2, 20212 min read

Why EM Is Replacing SPICE For Simulation of Board-Level Power Delivery

How2Power.com - November 2021 by Heidi Barnes, Keysight Technologies, Santa Rosa, Calif. and Steve Sandler, Picotest, Phoenix, Ariz....

163 views0 comments

Picotest

Sep 30, 20211 min read

DesignCon Digital 2021

October 5 & 6, 2021 "This online event from the producers of DesignCon features an education program with on-demand webinars presented by...

63 views0 comments

Make Accurate Impedance Measurements Using a VNA

Picotest

Sep 30, 20211 min read

Make Accurate Impedance Measurements Using a VNA

June 21, 2019 Three different methods can be applied to accurately measure passive components with a vector network analyzer. By Brian...

211 views0 comments

Picotest

Sep 29, 20211 min read

EDI CON Online 2021

Technical Session Available on demand The Influence of Connectivity on Low Impedance Measurements Presented by: Steven M Sandler,...

25 views0 comments

Tektronix Innovation Forum 2021 Sessions with Steve Sandler

Picotest

Sep 22, 20211 min read

Tektronix Innovation Forum 2021 Sessions with Steve Sandler

TDR Functionality for Power Integrity (30 mins) During this smart bar session, learn how to use TDR techniques to better understand power...

32 views0 comments