G3JVL Wideband Quad-Loop Yagi
From UK Microwave Group Wiki
The G3JVL Wideband Quad Loop Yagi (sold in the 1980s?) is a popular antenna for ATV use and works from 1249 to 1308 MHz. Here are some photos that may enable constructors to replicate the log-periodic feed design.
Click on the images to access hi-res versions.
Dave, G8GKQ