Sirio GPA 135-175 Mono Band Antenna

Ref: 32GPA135
Brand: Sirio

Weight: 520 g

Availability:

Product information

The 'Sirio GPA 135-175' is a omidirectional low gain, mono band base station antenna. Suitable for land and marine service.

It works on the frequency range of 135-175 MHz by using the tuning diagram enclosed. The matching coil is DC feeded for a perfect protection from the static discharges. Sirio GPA 135-175 is made of non-corrosive aluminium and assembled on a very strong base of die-cast metal to get the maximun robustness and the best performance. Tuning is easy by following the attached directions.

Specifications

Base station antenna, Mono-band
Omnidirectional, Unity gain
Made of aluminium alloy 6063 T-832
Tunable by whip length adjusting
Side mast mounting allowed by optional bracket FT-2 code 2510004.00
P/N 2101601.00 GPA 135-175

Electrical Data

Type: 1/4λ ground plane
Frequency range: tunable from 135 to 175 MHz
Impedance: 50Ω unbalanced
Radiation (H-plane): 360Â° omnidirectional
Radiation (E-plane): beamwidth at -3 dB = 86Â°
Radiation angle: 0Â°
Polarization: vertical
Gain: 0 dBd - 2.15 dBi
Bandwidth at V.S.W.R. 2:1: 13 MHz at 135 MHz
V.S.W.R. at res. freq.: ≤ 1.2:1 at start freq.
Max. power: 300 Watts
Feed system / position: direct / centre
Connection: UHF-female

Mechanical Data

Materials: Aluminium, Chromed brass, Nylon
Wind load / resistance: 29 N at 150 Km/h / 180 Km/h
Wind surface: 0.03 mÂ²
Height (approx.): 960 mm
Weight (approx.): 520 gr
Radial length (approx.): 520 mm
Mounting mast: Ã˜ 35-40 mm

Sirio GPA 135-175 Mono Band Antenna

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