Category: Technical

Physical layer errors on Gen6 PCIe links: what to expect and why they matter

As Gen6 hardware is trickling into the world and getting into the hands of engineers, how will the change from NRZ signalling at Gen5 to PAM4 at Gen6 affect the errors within a link seen? Physical layer errors on Gen6...

Posted: 20th October 2026

Introducing the Mega PPM from Quarch

Yes, the name does have a direct technical reason: Along with a higher power output, we now support 1 MHz sampling! The MegaPPM is intended as a drop-in replacement for any test that was designed with the QTL1999 (HD PPM...

Posted: 14th August 2026

Power as the Key Metric in AI Compute

Power as the Key Metric in AI Compute In the early days of the AI race, raw compute and the ability level of the model were just about all that mattered. As the technology becomes more mature, and AI companies...

Posted: 30th July 2026

How to analyse a 30GB CSV file

When you are asked to review power data (or anything similar), it always seems to come in one of two forms: Exhibit A is the ‘scope trace’ that someone shares with you. These are often low-resolution screenshots (or mobile phone...

Posted: 6th May 2026

Quarch Leads Gen6 Innovation in Scotland and the UK

Quarch Leads Gen6 Innovation in Scotland and the UK As Gen6 PCIe stormed onto the data center stage, Quarch Technology emerged as a clear leader in the UK. With a full Gen6 toolset designed to qualify early devices, automate testing,...

Posted: 20th February 2026

Quarch on GitHub: open tools for faster automation

We’re excited to make both our QuarchPy Python library and our wide range of application notes available on GitHub. QuarchPy - Automation for Quarch products As a Python library, QuarchPy has always had its source code visible, but now you...

Posted: 10th February 2026

Are M.2 SSDs dead?

Are M.2 SSDs dead? With the arrival of Gen6, the M.2 physical connectors are showing their age, especially compared to the newer EDSFF design, which is optimised for better signal integrity. What does this mean for next-generation computers?...

Posted: 15th May 2025

Which Gen6 Breaker do I choose?

PCIe Gen6 is here, and building test equipment for it is NOT simple. The signal integrity challenges require us to use the best possible materials and RF switches. Gen6 compatible switches are expensive, so we’ve designed a range of...

Posted: 31st March 2025

USB-C Power – Every trace tells a story

USB-C Power - Every trace tells a story [caption id="attachment_7551" align="alignleft" width="185"] Only $15, but unbranded and unknown[/caption] There are many options for power measurement, and getting the right balance of features, accuracy, automation, and usability is a...

Posted: 10th January 2025

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