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S.EFX-127

Omni AntennasS.EFX-127

Glassfibre end fed dipole antenna 117 - 137 MHz

Description

  • A rugged and durable VHF omni antenna designed for VHF aircraft band, Telemetry, Paging and PMR/Trunked Radio applications.
  • Housed inside a a high-strength glass fibre shroud, the antenna includes an integrated mounting clamp allowing easy installation on poles or horizontal rails.
  • The robust antenna design ensures reliable operation in harsh environmental conditions.
  • Former Skymasts brand product.

Specifications

Electrical
Model S.EFX-127
Frequency 117 - 137 MHz
Max. Input Power 100 W
Omni Deviation < ± 0.5 dB
Polarisation Vertical
3 dB Beamwidth, E-Plane 80 °
3 dB Beamwidth, H-Plane Omnidirectional
Impedance 50 Ω
Gain 0 dBd (2.2 dBi)
VSWR <1 .5:1 typical, < 1.8:1 Max
Antistatic Protection All metal parts DC-grounded (Connector shows a DC-short)
Mechanical
Radiating Element(s) 11 mm dia brass tube
Connection(s) N(f) on 500mm RG213/U cable
Radiator Feed PTFE dielectric coaxial cable
Radome Material / Colour GRP tube grey, 26mm dia.
Length Approx. 1600 mm / 62.99 in.
Wind Load 62 N (160 km/h)
Corrosion Protection Surtec 650
Weight Approx. 0.8 kg / 1.76 lb.
Mounting Integral mounting clamp to fit 38 - 50 mm dia. pipe or horizontal rail

Diagram and Mounting

RADIATION PATTERNS

E-Plane | 127 MHz E-Plane | 127 MHz

MOUNTING & DIAGRAMS

Antenna Mounting Antenna Mounting

RADIATION PATTERNS

H-Plane | 127 MHz H-Plane | 127 MHz

Ordering Designations

Model Product No. Frequency
Glassfibre end fed dipole antenna S.EFX-127 117 - 137 MHz

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