Monthly Archives: September 2011
John has made major updates to the pages on Shimano Nexus and Alfine internal-gear hubs — 3-speed, 7-speed and 8-speed; also a page with general mechanical information.
John has posted an article on how to synchronize video shot at the same time with more than one camera, and another on image stabilization. These are meaty technical articles.
John has written an article about helmets and helmet issues. It includes a blast from the past, John’s photo of Sheldon in 1978 wearing a pre-Igor the Eagle helmet, and photos documenting changes in helmet design since the 1970s.
Shimano’s service instructions for the Nexus 7-speed internal-gear hub assume that you will replace the entire axle unit. Taking disassembly past the point where instructions are available is all too easy. You might also want to cannibalize parts to assemble … Continue reading
John has posted his article on internal-gear hub theory, history and some practical advice. This article describes the internal workings of all the newest hubs including those with compound and multi-stage gearing.