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…
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 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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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…
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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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FAQ #9
My Bode plot doesn’t look right, what am I doing wrong? The most common error made when measuring Bode plots is that the signal…
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FAQ #8
Why do I have to calibrate my measurements? Isn’t the equipment calibrated? Yes the devices are calibrated, however for accurate results you still need…
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FAQ #7
How do I choose between the J2100A, J2101A and J2110A? If you plan to measure PFC’s, then the J2100A is a good choice, whereas…
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FAQ #6
Why do I need the J2111A if I already have an electronic load? The J2111A is not the same as an electronic load. In…
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FAQ #5
How do I get a Bode plot with the J2111A? It is not possible to get a Bode plot using this method, only the…
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FAQ #4
Does the J2120A Line Injector work with negative supplies No. The J2120A is only for positive supplies and we do not currently offer a…
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FAQ #3
What is so special about an injection transformer and why should I buy one, it is pretty expensive? A good injection transformer has high…
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FAQ #2
I see that with the J2111A can perform the “non-invasive stability” measurement. I don’t understand what we can take away about stability from this…
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FAQ #1
I would like to measure output impedance using the J2111A Current Injector, but the 25mA offset is way above my typical operating current. Why…