Hy-Gain 203BA, CW Setting 14.000 14.100 14.200 MHz 3 elements, inches 4.0000 1.2500 0.8750 0.4375 0.000 3.6250 69.3750 81.0000 68.5000 86.0000 3.6250 69.8750 69.0000 69.5000 189.250 3.6250 57.3750 69.0000 66.2500 Effects of the element-to-boom clamp and boom have been modeled here by a cylindrical taper section 3.625" long and 4.0" diameter. The clamp is 7.25" long by 3.25" wide and passes the element through a 2"-diameter boom. ---------------------------------------------------------- Hy-Gain 203BA, Phone Setting 14.150 14.250 14.350 MHz 3 elements, inches 4.0000 1.2500 0.8750 0.4375 0.000 3.6250 69.3750 81.0000 68.5000 86.0000 3.6250 69.8750 69.0000 67.0000 189.250 3.6250 57.3750 69.0000 66.2500 Effects of the element-to-boom clamp and boom have been modeled here by a cylindrical taper section 3.625" long and 4.0" diameter. The clamp is 7.25" long by 3.25" wide and passes the element through a 2"-diameter boom.