25 โรงสีหินปูน wertical
The 25-Foot Untuned Vertical -- 7 Bands. Oct 16, 2012· The 25 foot vertical is qualitatively similar to the 43 foot vertical, but at half size, and is designed to provide acceptably efficient operation from 40 meters to 10 meters.
The 25-Foot Untuned Vertical -- 7 Bands. Oct 16, 2012· The 25 foot vertical is qualitatively similar to the 43 foot vertical, but at half size, and i