Patent ID: 9105963
Filing Date: 2015-08-11
Classification: H01Q

Abstract:
1. A tunable antenna, comprising: a boom; a first and a second opposed non-conductive support pole extending from a first end of the boom each having a wire guide at a distal end thereof; a third and a fourth opposed non-conductive support pole extending from a second end of the boom each having a wire guide at a distal end thereof; first and second spools rotatably mounted proximate to the first end of the boom; third and fourth spools rotatably mounted proximate to the second end of the boom; a first wire spooled on the first spool in a first direction; a second wire spooled on the second spool in a first direction; a third wire spooled on the third spool in a direction opposite the first direction and mechanically coupled to the first wire by a length of non-conductive cord, the first and third wires running through the guides on the first and third poles; and a fourth wire spooled on the fourth spool in a direction opposite the first direction and mechanically coupled to the second wire by a length of non-conductive cord, the second and fourth wires running through the guides on the second and fourth poles.