HX 4/…-FME

Helical Antenna with Universal FME-Connection System for Portable Equipment in the 4 m Band

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HX 4/...-FME

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HX 4/…-FME
Electrical
Model HX 4/…-FME
Frequency 4 m band covered by three models
Antenna Type Shortened ¼ λ antenna for portable equipment
Max. Input Power 50 W
Polarisation Vertical
Impedance 50 Ω
VSWR < 2.0:1 @ fc when mounted directly on portable equipment
Bandwidth ≥ 16 MHz @ VSWR ≤ 3.0:1
Mechanical
Connection(s) FME(f) (Exchangeable BFME-connectors to be ordered separately)
Materials Steel helix moulded in thermoplastic rubber
Black-chromed brass
Colour Black
Historic Brand Amphenol Procom
Height Approx. 290 mm / 11.42 in.
Weight Approx. 0.08 kg / 0.18 lb.
  • Flexible, conical steel helix moulded in thermoplastic rubber.
  • Significant reduction of length due to the helical principle.
  • Optimum performance compared to physical dimensions.
  • Delivered factory tuned and tested to ensure minimum VSWR.
  • Provided with universal FME-connection system for optimum flexibility and easily exchangeable connectors.
  • Designed for use with the following of Procom’s line of black FME-connectors (to be ordered separately): BFME-UHF, BFME-BNC, BFME-TNC and BFME-N.

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Model Product No. Frequency Add To Quote

HX 4/l-FME(f)

 140000067 66 – 76 MHz

HX 4/m-FME(f)

 140000072 72 – 82 MHz

HX 4/h-FME(f)

 140000064 78 – 88 MHz

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Typical VSWR curve

HX 4 FME VSWR

Recommended BFME-Connectors
BFME uhf bnc tnc n
(To be ordered separately)
Please Note

The HX 4 is also available with different thread studs, but in this case with fixed, non-exchangeable connector (not FME-connection system). Information on these special versions on request.