antenna probe set . description(.pdf) . User manual (.pdf) . ara lpd-118 1-18 GHz log periodic antenna (.pdf) . measurements, gain (.pdf) . Log periodic antenna . our log periodic antenna is: . A.H systems log periodic antenna ( web site ) . ... Our antenna number is no longer available. I downloaded the info on the antenna that looks pretty close to what we have: . ... Log periodic antenna.. 6.5dbi gain . ... table of antenna factors, gain at 10 meter distance . ...