S.1H-127

Heavy duty high power centre fed folded dipole 117 – 137 MHz

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Data Sheet
CE Certification

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S.1H-127
Electrical
Model S.1H-127
Frequency 117 – 137 MHz
Max. Input Power 500 W
3 dB Beamwidth, H-Plane Omni – will depend on mounting distance from mast.
Polarisation Vertical
3 dB Beamwidth, E-Plane 85 °
Impedance 50 Ω
Gain 0 dBd (omni – will depend on mounting distance from mast)
VSWR < 1.5:1
Front-To-Back Ratio 4 dB (when mounted on conductive pole)
Antistatic Protection All metal parts DC-grounded (Connector shows a DC-short)
Mechanical
Elements 19 x 1.6 mm dia. / 0.75 x 0.06 in.
wall aluminium alloy grade 6063T6
Connection(s) N(f) on 3m RG213/U cable
Boom Material 48.4 x 4.5 mm dia. / 1.91 x 0.18 in.
wall aluminium alloy grade 6082T6
Fasteners Stainless steel grade A2-70
Length Approx. 1500 mm / 59.06 in.
Element Clamps Machined aluminium alloy
Historic Brand Skymasts
Wind Load 202 N (160 km/h)
Weight Approx. 5.3 kg / 11.68 lb.
Balun Encapsulant Polyurethane Resin U-600
  • A Heavy Duty, VHF Center Fed Dipole antenna for PMR/Trunked Radio, Broadcast and VHF Aircraft Band applications.
  • Multiple dipoles can be mounted on a tower and connected with a phasing harness to form a high gain, stacked array.
  • Produced to the highest quality standards, these robust antenna designs will insure reliable operation in harsh environmental conditions.
  • Former Skymasts brand product.

RADIATION PATTERNS

H-Plane | 127 MHz

H-Plane | 127 MHz

RADIATION PATTERNS

E-Plane | 127 MHz

E-Plane | 127 MHz

Model Product No. Add To Quote
Heavy duty high power centre fed folded dipole 117 – 137 MHz S.1H-127

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