who's know about Log-Perodic Antenna ?

such as: base detial
shape
radiation pattern
application
to use with frequency range?
other information

thaks so much.

Hi Deawtime,

I found a few pages in a book, but there are a lot of
references on the last two pages. At least you've got
something to start with.

Regards,

on1aag.

Google knows. Go there and type "log periodic antenna construction" into search box, without "". Follow the links.