An inverted U wire antenna for 200 meters and down 160 meter sloper antenna The 160-meter sloper system at K3LR 160/80M Mammoth Beam A full size 160M 3 element beam antenna and a 80 m 5 element beam antenna on a 330ft Tower Bruce arrays for 80 and 160m Antennas with gain and bandwidth for 80 and 160 meters band. A quick review of the theoretical design, the construction, testing and operation of a 160-meter sloper on a 190 foot tower. A Reduced-Size Half Sloper For 160 Meters QST March 1998, pp. 54-56 Here's a limited-space antenna that you can put on your 40 foot tower or even a tree. A Two-Band Half-Sloper Antenna QST June 1980, pp. 32-35