Allen Wright wrote: > thanks, Ron (and for the photo!). I see your point; but in the various > articles I've studied regarding crown and downbearing, mm distances seem > to be used, and not angle measurements. In the PTG articles by Hartman, > for example, he discusses how to measure distance bearing and then > calculate the amount of pressure being exerted on the board. Do you use > angles for all this - when measuring old boards and determining how much > bearing etc. to apply in new boards? Hi Allen, Yes, I use angles. Setting bearing, I'll use a string and calculate rise from angle and back length, but everything already strung is measured in angles. >Sorry for my ignorance -- I'm a bit > confused. Has the use of this gauge been discussed in any detail > previously on the list? If so I'll dig into the archives. It's been discussed a little, but there's not much to it. Zero on one segment, and read angular deviation on another, like the Lowell gage. Ron N
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