Originally Posted by
Eric F
I understand Silca's article about impedance, but it's limited to road tires. Where can I find similar info on gravel-size tires to make comparison estimates?
Originally Posted by
Spoonrobot
Bicycle Quarterly back issues, Tour Magazine back issues. Most of the online stuff that is public facing is from Jan Heine and high level compared to the magazine. He provides several different estimates over time but I can't recall off the top of my head.
Hmm. Jan Heine's data? I tend to agree somewhat with the poster who wrote this: "...
at this point it's obvious he gave up scientific credibility to sell product. Classic marketing methodology, boost the signals that align with your product, denigrate and dismiss those that don't."