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$143.00

Sirio New Vector 4000 (27-28.5mhz) Tunable Base Antenna
[vector_4k]

Sirio New Vector 4000 (27-28.5mhz) Tunable Base Antenna

The classic Vector 4000 base antenna has now been upgraded and this very latest version has just arrived with us, if you are looking for reliable long distance contacts, the New Vector 4000 is for you !

3/4 λ Base Station antenna tunable from 27 to 28.5 Mhz. Made of tellescopic anti-corodal aluminium tubes. Its long and robust whip allows perfect performances and very good connections at distances too.


Features:

  • Base station antenna
  • Omnidirectional
  • Tunable by whip length adjusting
  • High power handling capability
  • Made of aluminium alloy 6063 T-832
  • UP-GRADE: Lower radiation angle for the best DX, new tuning possibility

    Electrical Data

  • Type: 3/4 λ coaxial J-pole
  • Frequency range: tunable from 27 to 28.5 MHz
  • Impedance: 50Ω
  • Radiation (H-plane): 360° omnidirectional
  • Polarization: vertical
  • Gain: 2 dBd, 4.15 dBi
  • Bandwidth @ SWR ≤ 2: ≥ 1400 KHz
  • SWR @ res. freq.: ≤ 1.2
  • Max. power: 1000 Watts (CW) continuous 3000 Watts (CW) short time
  • Feed system / position: Gamma match / base
  • Connector: UHF-female

    Mechanical Data

  • Materials: Aluminium, Steel, Nylon
  • Wind load / resistance: 329 N at 150 Km/h / 130 Km/h
  • Wind surface: 0.29 m²
  • Height (approx.): 8480 mm
  • Weight (approx.): 4700 gr
  • Mounting mast: Ø 35-42 mm
  • Quantity: Reviews
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