Still you'll be advise to have a prominent disclaimer, even
if your rendition is perfect, you could be sued.



"buttman" wrote in message
oups.com...
|
| Jim Macklin wrote:
| You can work from FAA data, it is public. But you can't
| legally copy a manufacturers pages, that is copyrighted.
| Also be sure you put make/model and serial number ranges
on
| the product. Remember you to can be sued if somebody
uses
| your product and is injured. Talk to your lawyer and
| insurance man.
|
| That said, those charts are for speed and convenience,
they
| are created from mathematical data points by teams of
| engineers. That's why you see terms such as "straight
line
| variation between point" on so many charts.
|
| Even more than that said; as the end user you can scan
at
| 1200 dpi, the charts from you own airplane and they will
| print out very big and easy to read.
|
| Good luck, BTW, when I use a performance chart, I
always
| take the least favorable number if it is too close to
call.
|
| Oh, I'm not planning on selling these. They take maybe 1
hour each to
| do. I was just planning on putting them up on my website
for all to use.
|