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Sirio Thunder 27 (25 - 29mhz) Groundless 10M-HAM Base Antenna

  • Model: SIR-CBBA-BOOA
  • Shipping Weight: 2 lbs
  • 30 Units in Stock

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$60.00

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This Base CB 27 MHz 1/4 wave. Designed to pass unnoticed. Very discreet. It can be placed as a balcony. Also as a provisional base installation. It is composed of an elecoidal dipole encapsulated in a PVC tube in black and with UV protection. Frequency range between 27 and 29 MHz. Bandwidth ,PL-Female connector.


  • Balcon or temporary installation antenna
  • Omnidirectional
  • Factory tuned at mid-band
  • Designed to work without Ground Plane

  • Type: 1/4 λ helical loaded dipole
  • frequency range: 25 - 29 MHz
  • System: 10M-HAM
  • Impedance: 50Ω
  • Radiation (H-plane): 360° omnidirectionall
  • Polarization: linear horizontal
  • Gain: 0 dBd, 2.15 dBi
  • Bandwidth: ≥ 5MHz @ SWR ≤ 2
  • Max. power: 100 Watts continuous, 300 Watts (PEP) short time
  • Feed system / position: Direct / Base
  • Connector: UHF-female

  • Materials: Aluminium, Steel, Nylon
  • Length (approx.): 960 mm / 3.15 ft
  • Weight (approx.): 700 gr / 1.54 lb
  • Mounting mast: On-Mast

    • This product was added to our catalog on Saturday 06 April, 2024.

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