Zwift world power vs real data
I began using Zwift late last year for offseason riding. In a way, it is my winter group ride replacement. I use a classic magneto trainer with a Garmin speed, heart rate and cadence sensor, which do the trick for me. Because I know the speed I’m pedalling, and since the resistance of the trainer…
Read More How accurate is Zwift’s power estimate for classic trainers?How to get your virtual host MAMP Server (Mac Apache, PHP, and MySQL) up and running again after upgrading to the latest macOS. Mac High Sierra (as of this post). After upgrading the macOS and navigating to the directory of my localhost website, this is what I see. Instead of showing the webpage it is supposed…
Read More How to restore your Mac’s Apache settings after upgrading your Mac OSPeople love to point out that I’m riding Zwift Power – which simply means that Zwift is estimating the watts that I’m generating by comparing my speedometer sensor, cadence sensor and type of trainer. Zwift is multiplayer game for cyclists. It works by displaying an Avatar of you cycling as you pedal away on your…
Read More How does Zwift zPower estimates compare with CycleOps data for the Magneto trainer?
Canyon Aeroad CF SLX-014
With riders publishing their stats to Strava and Garmin Connect, among other places, it’s becoming easier than ever to understand the gains available to cyclists. And more importantly to this post, it affords us the ability to compare real world aerodynamic performance with the claims made via wind tunnel testing. According to data released by…
Read More A look into real world cycling aero gains – Part 3 on the Handlebars/Stem
David Miller Time Trialist
Welcome to part 2 of how cycling aerodynamics effects the real world. This article will look at body position, training and most importantly how these translate into real results for you. Introduction – Why I’m posting on this. Part 1 – Aero gains for clothing Let’s begin. The Perfect Body Position for Aero Savings Aerodynamic…
Read More A look into real world cycling aero gains – Part 2 on Body Position
Mark Cote and Chris Yu
The study of aerodynamics is a science, but when it comes to cycling it can be a bit of a black art. Go to any bike shop and you will see options from aero frames, aero helmets, aero bars, aero wheels, aero clothes, and the list goes on. But it’s unclear which of these offers…
Read More A look into real world cycling aero gains – Intro and Part 1 on ClothingThe 2014 U.S. National Road Cycling Championship was a lively race, full of unexpected twists, attacks and breaks. When Eric Marcotte crossed the finish line and won the title, he was riding his trusty stead the Wilier Zero Nine. The field was strong. He was racing against favourites like Taylor Phinney, Ben King, Phil Gaimon and Alex Howes.…
Read More The Wilier Triestina Zero.9
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Thank you to Steve Whitmore for sharing this Benotto catalogue from 1979. This is part of the attempt to document all pre 1985 Benotto models. Hopefully this will help others identify or restore their 1979 models. Here are links to the PDF versions of these files: Benotto Catalogue 1979 page 1 of 12 Benotto Catalogue 1979…
Read More Benotto Bicycle 1979 Catalogue
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What is it about some designs that they become more beautiful as time goes on. The same could be said of some artists, and some musicians and some songs. It’s true too of some humans. I think of Mahatma Ghandi or Mother Teresa or Nelson Mandela. If there is one consistent theme to this blog,…
Read More Hans Hartmann, classic design and Machiine
July 22, 2012 Team Sky Procycling rider and leader's yellow jersey Wiggins of Britain cycles during the final 20th stage of the 99th Tour de France cycling race between Rambouillet and Paris
In 2012 British cycling amazed the world by claiming the prestigious Tour de France and 70% of the Olympic cycling podiums. Never before had an English rider won the Tour de France nor had their cyclists performed so well in the Olympics. At the heart of British cycling is Dave Brailsford. He and his team around him…
Read More Triangle of Change: How To Achieve The Improbable