Another option for a hot drink in the morning is a good thermos. cheers, Andrew
________________________________ From: "rswat...@me.com" <rswat...@me.com> To: "rbw-owners-bunch@googlegroups.com" <rbw-owners-bunch@googlegroups.com> Sent: Thu, April 8, 2010 5:03:55 PM Subject: Re: [RBW] Re: Spring 2010 VBQ on the way I want it! I was going to try the same thing, but never got around to it. Thanks On Apr 8, 2010, at 4:54 PM, Philip Williamson <philip.william...@gmail.com> wrote: > A fellow named Dave Adams derived a formula that approximates Frank > Berto's measured tire drop, and made an Excel file that uses it. > He's given me permission to pass the xls file on, if anyone besides > David wants it. > > You input your weight + gear, your tire size, and the percent of bike > weight on the rear wheel. > It gives you recommended pressures for front and rear tires. > > My sample of two (Quickbeam and low-trail Ross) showed that the BQ > figures for "normal" and "low-trail" rear/front weight distributions > were spot-on: 60/40 and 55/45 respectively, so the only difficulty > would be wrestling your loaded bike into the bathroom to stand on the > scale with it! > > So if you want to play with the file, let me know. > Philip > > > On Apr 7, 10:13 pm, jan_heine <hein...@earthlink.net> wrote: >>> Jan: would it be possible to develop an app that calculated recommended >>> tire pressure based on weight & tire size similar to the chart you >>> previously ran? That would be a wonderful tool to have on the website. >> >> The chart is available online (see our samples page)... >> >> http://www.vintagebicyclepress.com/samples.html >> >> Somebody could develop an app for it, I am sure. (Don't ask me - I >> already spend 50-65 hours a week putting together the next BQ...) >> >> However, the chart is only a starting point anyhow, and the hard part >> is measuring how much weight you have on each wheel. Once you have >> that value, going to the chart and figuring out the correct pressure >> for your tire is the easy part. >> >> Jan Heine >> Editor >> Bicycle Quarterly >> 2116 Western Ave. >> Seattle WA 98121http://www.vintagebicyclepress.com > > -- > You received this message because you are subscribed to the Google Groups > "RBW Owners Bunch" group. > To post to this group, send email to rbw-owners-bu...@googlegroups.com. > To unsubscribe from this group, send email to > rbw-owners-bunch+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/rbw-owners-bunch?hl=en. > -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To post to this group, send email to rbw-owners-bu...@googlegroups.com. To unsubscribe from this group, send email to rbw-owners-bunch+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/rbw-owners-bunch?hl=en. -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To post to this group, send email to rbw-owners-bu...@googlegroups.com. To unsubscribe from this group, send email to rbw-owners-bunch+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/rbw-owners-bunch?hl=en.
