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Tag Archives: sheldonbrown
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
Posted in Updates
Tagged action cam, Audacity, audio, bicycle, camcorder, clapboard, clapstic, FPS, helmet cam, helmet camera, NTSC, PAL, progressive, Sheldon, Sheldon Brown, sheldonbrown, sheldonbrown.com, sync, synch, synchronizing, time code, video
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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.
Posted in Updates
Tagged bicycle, brakes, caliper, cantilever, direct pull, disk, drum, Sheldon, Sheldon Brown, sheldonbrown, V brake
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Additions to cranks page
John has added quite a bit of text to the cranks page; more about crank length, and an entirely new section on how to check for several kinds of damage; also several illustrations where there were none before.
Posted in Updates
Tagged bicycle, bottom bracket, compatibility, cotterless, crank, crank arm, dimensions, Sheldon, Sheldon Brown, sheldonbrown, sheldonbrown.com, spindle, square taper, taper
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Gear calculator updated
The Gear Calculator has been updated with new Shimano, SRAM and Campagnolo cassettes, and the new Shimano Steps 5-speed internal-gear hub for E-bikes. French and German versions of the Calculator have been updated too.
Posted in Updates
Tagged 29er, 32 inch, 36 inch, 7-speed, 8-speed, 9-speed, bicycle, bicyclette, braquets, calculator, children, cranks, development, Entfaltung, Fahhrad, fatbike, gain, gain ratio, gear inches, gearing, GPS, internal-gear, length, Sheldon, Sheldon Brown, sheldonbrown, sheldonbrown.com, v
1 Comment
Addition to post about 360-degree video
Thanks to Philip Carlson, our article about 360-degree video now includes a video clip illustrating the nighttime performance of the Garmin VIRB 360 camera. As expected, there is camera-motion blur, but it looks much different from that with a conventional camera.
Posted in Updates
Tagged 360, 360 degree, bicycle, Garmin, GPS, shelbroco, Sheldon, Sheldon Brown, sheldonbrown, sheldonbrown.com, video, VIRB, VIRB 360
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Rebuilding freewheels
We have a much expanded description of how to rebuild a freewheel, now a new article and no longer just a paragraph in our main article on freewheels.
Revisions to Sachs/SRAM Internal-gear hub pages
Every once in a while we go back and review our pages to deal with product changes and link rot. We just did that with all our pages about Sachs and SRAM internal-gear hubs. You will find product manuals here … Continue reading
Posted in Updates
Tagged 3 x 7, 3x7, 7-speed, 8-speed, 9-speed, bicycle, coaster brake, DualDrive, Elan, g8, G9, gearing, gears, hub, i-motion 3, i-Motion 9, internal, internal-gear, maintenance, Orbit, Pentasport, planetary, repair, Sachs, shelbroco, Sheldon, Sheldon Brown, sheldonbrown, sheldonbrown.com, shifter, Spectro, Spectro S7, SRAM
2 Comments
Deinterlacing video
We have many pages about shooting, editing and processing bicycle video. Here’s a new page about deinterlacing. What is that? well, the page will tell you. It can do a lot to improve the quality of older standard-definition video footage, … Continue reading
Posted in Updates
Tagged action cam, bicycle, de-interlacing, deinterlace, deinterlacing, FPS, helmet cam, helmet camera, NTSC, PAL, progressive, Sheldon, Sheldon Brown, sheldonbrown, sheldonbrown.com, video
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Addition to freewheels page
There’s a new section in our freewheels page showing how freewheels work and what is inside.
Posted in Updates
Tagged bearing, bicycle, freewheel, hub, maintenance, pawl, rachet, repair, shelbroco, Sheldon, Sheldon Brown, sheldonbrown, sheldonbrown.com, Shimcno, SunTour
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