On Tue, 26 Aug 2008 10:05:19 -0700, Jim-NN7K .
wrote:

Thanks- just was curious- while still working had sites with wedge
shaped antennas- one broke its ray-dome - these (Scala?) were on
960MHz , and the antenna itself appeared to be a Log-Periodic ,
on a double sided Printed Circuit board- Just curious as to the effects
on impedence, and element lengths-spacing , as to how this antenna
was designed. Jim NN7K

Would a photo help? This is the guts of a Sinclair SRL441-2P:
http://11junk.com/jeffl/antennas/Sinclair%20SRL441-2P/index.html

Data sheet at:
http://www.sinclairtechnologies.com/catalog/product.aspx?id=962

--
Jeff Liebermann
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060 http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558