Insertion Loss is a Complex Issue: John Coonrod is Here to Explain It

Judy Warner
|  July 29, 2020
Insertion Loss is a Complex Issue: John Coonrod is Here to Explain It

The OnTrack Podcast welcomes John Coonrod back to the show. John is Technical Marketing Manager at Rogers Corporation and a senior engineering professional with a rich background in PCB design, fabrication, processing, and modeling. John also has extensive experience with circuit materials, making him the ideal candidate for the topic of today’s podcast: insertion loss.

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Show Highlights:

  • Clarifying terms: a quick overview of Microstrips vs Striplines
  • Exploring laminates, multilayered circuits, and plated through-holes 
  • Applying electromagnetic fields: a prerequisite for understanding insertion loss 
  • The four components of insertion loss
  • RO4350B™; a friend to all fabricators?
  • Pros and Cons of electroless nickel immersion gold (ENIG)
  • John’s advice to design engineers on modeling for ENIG’s performance range
  • Navigating the relationship between solder masks and insertion loss
  • A call to viewers and listeners: Got a copper-related topic you’d like to hear John and Judy discuss? Submit your requests!

Links and Resources:

John Coonrod on Linkedin
Rogers Corporation Website (Advanced Connectivity Solutions)
Rogers Technology Hub
(Includes Coonrod’s corner videos, data sheets, calculators and more)
Autonomous driving Resource Page (Guides, Videos and Material selection)
Rogers 5G Resource Page
Rogers ACS YouTube Channel
ROG Mobile App (Resources accessible from your smartphone or tablet)
White Paper High Performance PCBs: Judy Warner, Chris Savalia, Michael Ingham

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About Author

About Author

Judy Warner has held a unique variety of roles in the electronics industry for over 25 years. She has a background in PCB Manufacturing, RF and Microwave PCBs and Contract Manufacturing, focusing on Mil/Aero applications. 

She has also been a writer, blogger, and journalist for several industry publications such as Microwave Journal, PCB007 Magazine, PCB Design007, PCD&F, and IEEE Microwave Magazine, and an active board member for PCEA (Printed Circuit Engineering Association). In 2017, Warner joined Altium as the Director of Community Engagement. In addition to hosting the OnTrack Podcast and creating the OnTrack Newsletter, she launched Altium's annual user conference, AltiumLive. Warner's passion is to provide resources, support, and advocate for PCB Design Engineers worldwide.

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