The Comet CHA-250HD is a newly designed broadband vertical requiring NO GROUND RADIALS. This antenna is EXTREMELY easy to assemble, requires no tuning or adjustments and VSWR is under 1.6:1 continuously from 3.5MHz – 57MHz!

It is not a 1/4 wave vertical, but an end-fed long wire type antenna with a matching transformer in a vertical position.”

  • GAIN dBi: TX 3.5 – 57MHz, RX 2.0 – 90MHz
  • Max. Power: 250w SSB
  • Length: 23′ 5″
  • Connection Type: SO-239 (UHF Female)