Sirio SMA 55-550/SMA 108-550 VHF Stainless Steel Mobile Antenna



  • Model: sma55550
  • Shipping Weight: 1.6lbs
  • 50 Units in Stock
  • Manufactured by: Sirio Antenna

1/4 l mobile antennas covering the frequency range of 55...550 MHz or 108...550 MHz by using the enclosed cutting diagram. SMA series is made of 17/7 PH stainless steel rod and supplied with “SL”, “S” mount (from 55 up to 300 MHz) or “N” mount (from 55 up to100 MHz).


Features:

  • Up-grade: new model for 108-550 MHz
  • Mobile antenna, Mono-band
  • Unity-gain, Omnidirectional
  • Tunable by whip cutting
  • Stainless steel cylindrical whip
  • 180° inclination and adjustable whip, detachable for car-washes access
  • Black chrome version available
  • Magnetic mount version available

    Electrical Data

  • Type: 1/4 λ Mobile Antenna
  • Frequency range:
    SMA 55-550: tunable 55...550 MHz
    SMA 108-550: tunable 108...550 MHz
  • Impedance: 50Ω
  • Radiation (H-plane): 360° omnidirectional
  • Polarization: linear vertical
  • Gain: 0 dB ref. to a λ /4 whip
  • Bandwidth @ SWR ≤ 2: see diagram
  • SWR @ res. freq.: see diagram
  • Max. Power (CW) @ 30°C: 200 Watts
  • Standard Mount: "SL"
  • Cable lenght / Type : 5 m / RG 58
  • Alternative mount: "S" (55...300 MHz only)

    Mechanical Data

  • Materials: Stainless Steel 17/7 PH, Chromed Brass, Nylon
  • Height (approx.):
    SMA 55-550: 1360 mm
    SMA 108-550: 720 mm
  • Weight (approx.): 400 gr
  • Mounting Hole: Ø 19 mm



  • This product was added to our catalog on Sunday 05 January, 2014.

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