We've been posting maybe once every week or two on the Bicycles blog. We have a lot of people signed up as posters, but many of them haven't written or finished any posts. Perhaps people just don't have any ideas for posts?
After a conversation in chat, we're going to try using meta for post id...
I'm working on a project to make my own super-bright bike taillight using an emergency flasher LED (something like this:)
The LED package requires a 12V input, but from what I've read from other people who've done this before, it will still work with as little as about 8V. It also uses a 12V m...
I have an HTC Incredible phone which eats a lot of battery, and a cy-fi speaker which I use with the phone. I'd like to charge them both while riding my bicycle, and I think the best choice is a solar charger, so I can avoid carrying along tons of AA batteries.
How do I go about building a sola...
This article lists the sizes and shapes of some common primary and secondary battery types in household and light industrial use.
The long history of disposable dry cells means that many different manufacturer-specific and national standards were used to designate sizes, long before international standards were reached. Technical standards for battery sizes and types are published by standards organizations such as International Electrotechnical Commission (IEC) and American National Standards Institute (ANSI). Popular sizes are still referred to by old standard or manufacturer designat...
