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Sirio Gain-Master Fiberglass HW Half Wave 10m & CB Base Antenna

$179.95  $155.00
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  • Model: gainmasterhw
  • Shipping Weight: 4lbs
  • 5 Units in Stock
  • Manufactured by: Sirio Antenna

Friendly Reminder:  Since we are selling on multiple platforms, the popular item like this one runs out really quick, so please don't wait, order it ASAP before others do!



New SIRIO Gain Master HW(half-wave) 10m/CB Antenna This is the very latest version called the HW (Half-wave) which is the smaller version of the original 5/8 wave antenna. This new model is just 18 feet long and should be better for locations were high winds are an issue.


Gain-Master™ is the new reference standard in its class of antennas..



Electrical Data

  • Base station antenna, Omnidirectional
  • 0.5λ Center feed vertical dipole
  • Low radiation angle for excellent DX
  • Fiberglass 3 section composite tube
  • Frequency range: tunable from 27.2 to 30 MHz
  • Gain: 0 dBd, 2.15 dBi
  • Radiation Omnidirectional
  • Bandwidth @ SWR ≤ 2: ≥ 1800 KHz @ 27.2 MHz
  • Max. power: 500 Watts (CW) continuous
  • Max Power 500 Watts (CW) continuous, 1000 Watts (CW) short time
  • Connector: UHF-female, PTFE insulator & gold plated central pin

    Mechanical Data

  • Materials: Whip made of white fiberglass four sections composite tube, radiator made of copper wire and low loss coax cable, stainless steel hardware, anodized AW6060 aluminium, UV stabilized thermoplastic.
  • Wind Resistance up to 160 Km/h
  • Height (approx.) 7360mm with bracket, radiator 6850mm
  • Packaging Dimensions 1950 x 100 x 130 mm
  • Weight (approx.) 3 Kg
  • Mounting mast Ø 35-54 mm side mast with “V” bolt



  • This product was added to our catalog on Saturday 11 June, 2016.

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