up:
Project HGG: Antenna Design
Project: HGG - Antenna Design / Slim-JIM
A = overall length
B1 = 1/2 λ
B2 = 1/4 λ
B3 = A-B1-B2
C = adjust to 50 Ω wave impedance between solder joints
D = 4 turn balun to keep coax line from becoming part of the radiator
TODO
describe how to fine-tune C