Category Archives: Updates

GoPro Hero 5 Session camera

New article about the GoPro Hero5 Session action camera, latest in our series of articles about shooting video from a bicycle. This is a very small and light camera which will not weigh down a helmet and is especially good … Continue reading

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GPS not working right on your smartphone?

Older smartphone no longer maps bicycle routes well? Rides are recorded as 173,000 hours long? (Really!) New article by our friend Mark Sevier explains these problems and offers some solutions.

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Update to Bolt Circle Diameter Cribsheet

We have reviewed the bolt circle diameter cribsheet, checked bolt-hole spacings using trigonometry and made some corrections. Apparently, the spacings were measured rather than calculated based on angles — and measurement is never exact! We have also added entries for … Continue reading

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Osman Isvan on Hills, Winds — and Data

Osman Isvan takes a deeper look into hills and winds. Do you (or should you) work harder when climbing a hill? How hard do you (or should you) work on a given hill? Does it depend on your gearing? The … Continue reading

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Osman Isvan on Ride Data

Osman analyzes data from over 1000 of his own bicycle rides to see what they show, and describes what might be discovered by mining the huge troves of data held by Strava, RidewithGPS and other GPS-based mapping services. Osman makes … Continue reading

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Taping Handlebars

Sheldon left his article about taping handlebars incomplete. It is completed now, all you might ever want to know and maybe more! https://sheldonbrown.com/handlebar-tape.html

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No joke

It is traditional for sheldonbrown.com to post an April Fool’s day page, but this year we couldn’t think of one that wasn’t either frivolous or, if it addresses the present situation, dark humor and potentially offensive to people who have … Continue reading

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Selling Bicycles and Components

We have expanded our article for individuals selling bicycles and components — which also holds advice for buyers. There is a new section about shipping. This article holds all the basic information you need on where to post an advertisement … Continue reading

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Synchronizing Audio and Video

Sheldonbrown.com technical writer and editor John Allen frequently shoots video from his bicycle using more than one camera; sometimes a separate audio recorder. The output must be synchronized in post production. John has now performed a major update on his … Continue reading

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Braking News

We have updated our page about the different types of bicycle brakes, which added descriptions and several photos illustrating the different types.  

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