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Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced...

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TYPICAL TUNING DIAGRAMS Model GPA 27-45 GPA 27-45 GPA 27-45 GPA 27-45 GPA 27-45 Ground Plane Antenna 27-45 MHz Ground Plane Antenna 27-45 MHz Ground Plane Antenna 27-45 MHz Ground Plane Antenna 27-45 MHz Ground Plane Antenna 27-45 MHz Installation Manual Installation Manual Installation Manual Installation Manual Installation Manual B Copyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 31/07/1997 - Cod. ID174 NOTE: z It is recommended to use the curves as a guide and fine-tune using an SWR-Meter.
Transcript
Page 1: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

TYPICAL TUNING DIAGRAMSModel GPA 27-45GPA 27-45GPA 27-45GPA 27-45GPA 27-45Ground Plane Antenna 27-45 MHzGround Plane Antenna 27-45 MHzGround Plane Antenna 27-45 MHzGround Plane Antenna 27-45 MHzGround Plane Antenna 27-45 MHz

Installation ManualInstallation ManualInstallation ManualInstallation ManualInstallation ManualB Copyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 31/07/1997 - Cod. ID174

NOTE: It is recommended to use the curves as a guide and fine-tune using an SWR-Meter.

Page 2: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

MOUNTING INSTRUCTIONS

TYPICAL S.W.R. RESPONSE

SPECIFICATIONS

1/4 λ Ground Plane27-45 MHz tunable by diagram50 Ω UnbalancedOmnidirectionalVertical0 dBd - 2.14 dBi2.5 MHz at 27 MHz≤ 1.2 : 11000 WattsDirect / CenterUHF Female

Aluminium, Chromed Brass, Nylon, Stainless Steel126 N at 150 Km/h / 130 Km/h0.11 m2

4730 mm1250 gr2680 mm∅ 35-40 mm

Electrical Data

Type :Frequency Range :Impedance :Radiation :Polarization :Gain :Bandwidth at V.S.W.R. 2:1 :V.S.W.R. at f. res. :Max Power :Feed System / Position :Connection :

Mechanical Data

Materials :Wind Load / Resistance :Wind Surface :Height (approx.) :Weight (approx.) :Radial Length (approx) :Mounting Mast :

25.4 27 28.6f. (MHz)

3.02.82.62.42.22.01.81.61.41.21.0

S.W.R.

ID174

DESCRIPTION

1/4 λ Ground Plane antenna for base station service working on 27-45 MHz by means of thetuning diagram enclosed. It is entirely made of non-corrosive aluminium and assembled on astrong die-cast base which allows an easy and safe installation assuring very good performances.

Page 3: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

TYPICAL TUNING DIAGRAMSModel GPA 40-70GPA 40-70GPA 40-70GPA 40-70GPA 40-70

VHF Ground Plane Antenna 40-70 MHzVHF Ground Plane Antenna 40-70 MHzVHF Ground Plane Antenna 40-70 MHzVHF Ground Plane Antenna 40-70 MHzVHF Ground Plane Antenna 40-70 MHz

Installation ManualInstallation ManualInstallation ManualInstallation ManualInstallation ManualB Copyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 02/07/1998 - Cod. ID175

NOTE: It is recommended to use the curves as a guide and fine-tune using an SWR-Meter.

Page 4: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

MOUNTING INSTRUCTIONSDESCRIPTION

1/4 λ Ground Plane antenna for base station service working on 40-70 MHz by means of thetuning diagram enclosed. It is entirely made of non-corrosive aluminium and assembled on astrong die-cast base which allows an easy and safe installation assuring very good performances.

SPECIFICATIONS

Electrical DataType : 1/4 λ Ground PlaneFrequency Range : 40-70 MHz tunable by diagramImpedance : 50 Ω UnbalancedRadiation (H-plane) : 360o OmnidirectionalRadiation (E-plane) : Beamwidth at -3 dB = 86o

Radiation angle deg. : 0o

Polarization : VerticalGain : 0 dBd - 2.15 dBiBandwidth at V.S.W.R. 2:1 : 3.5 MHz at 40 MHzV.S.W.R. at res. freq. : ≤ 1.2 : 1Max Power : 1000 WattsFeed System / Position : Direct / CenterConnection : UHF Female

Mechanical DataMaterials : Aluminium, Chromed Brass, Nylon, Stainless SteelWind Load / Resistance : 85 N at 150 Km/h / 150 Km/hWind Surface : 0.07 m2

Height (approx.) : 3200 mmWeight (approx.) : 935 grRadial Length (approx) : 1800 mmMounting Mast : ∅ 35-40 mm

ID175

Page 5: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

TYPICAL TUNING DIAGRAMSModel GPA 66-108GPA 66-108GPA 66-108GPA 66-108GPA 66-108VHF Ground Plane Antenna 66-108 MHzVHF Ground Plane Antenna 66-108 MHzVHF Ground Plane Antenna 66-108 MHzVHF Ground Plane Antenna 66-108 MHzVHF Ground Plane Antenna 66-108 MHz

Installation ManualInstallation ManualInstallation ManualInstallation ManualInstallation ManualB Copyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 02/07/1998 - Cod. ID176

NOTE: It is recommended to use the curves as a guide and fine-tune using an SWR-Meter.

Page 6: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

DESCRIPTION

1/4 λ Ground Plane antenna for base station service working on 66-108 MHz by means of thetuning diagram enclosed. It is entirely made of non-corrosive aluminium and assembled on astrong die-cast base which allows an easy and safe installation assuring very good performances.

SPECIFICATIONS

Electrical DataType : 1/4 λ Ground PlaneFrequency Range : 66-108 MHz tunable by diagramImpedance : 50 Ω UnbalancedRadiation (H-plane) : 360o OmnidirectionalRadiation (E-plane) : Beamwidth at -3 dB = 86o

Radiation angle deg. : 0o

Polarization : VerticalGain : 0 dBd - 2.14 dBiBandwidth at V.S.W.R. 2:1 : 6.5 MHz at 66 MHzV.S.W.R. at res. freq. : ≤ 1.2 : 1Max Power : 500 WattsFeed System / Position : Direct / CenterConnection : UHF Female

Mechanical DataMaterials : Aluminium, Chromed Brass, Nylon, Stainless SteelWind Load / Resistance : 54 N at 150 Km/h / 150 Km/hWind Surface : 0.05 m2

Height (approx.) : 1930 mmWeight (approx.) : 700 grRadial Length (approx) : 1080 mmMounting Mast : ∅ 35-40 mm

MOUNTING INSTRUCTIONS

ID176

Page 7: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

TYPICAL TUNING DIAGRAMSModel GPA 108-136GPA 108-136GPA 108-136GPA 108-136GPA 108-136VHF Ground Plane Antenna 108-136 MHzVHF Ground Plane Antenna 108-136 MHzVHF Ground Plane Antenna 108-136 MHzVHF Ground Plane Antenna 108-136 MHzVHF Ground Plane Antenna 108-136 MHz

Installation ManualInstallation ManualInstallation ManualInstallation ManualInstallation ManualB Copyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 02/07/1998 - Cod. ID177

NOTE: It is recommended to use the curves as a guide and fine-tune using an SWR-Meter.

Page 8: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

DESCRIPTION

1/4 λ Ground Plane antenna for base station service working on 108-136 MHz by means of thetuning diagram enclosed. It is entirely made of non-corrosive aluminium and assembled on astrong die-cast base which allows an easy and safe installation assuring very good performances.

SPECIFICATIONS

Electrical DataType : 1/4 λ Ground PlaneFrequency Range : 108-136 MHz tunable by diagramImpedance : 50 Ω UnbalancedRadiation (H-plane) : 360o OmnidirectionalRadiation (E-plane) : Beamwidth at -3 dB = 86o

Radiation angle deg. : 0o

Polarization : VerticalGain : 0 dBd - 2.15 dBiBandwidth at V.S.W.R. 2:1 : 12 MHz at 108 MHzV.S.W.R. at res. freq. : ≤ 1.2 : 1Max Power : 500 WattsFeed System / Position : Direct / CenterConnection : UHF Female

Mechanical DataMaterials : Aluminium, Chromed Brass, Nylon, Stainless SteelWind Load / Resistance : 35 N at 150 Km/h / 150 Km/hWind Surface : 0.03 m2

Height (approx.) : 1185 mmWeight (approx.) : 565 grRadial Length (approx) : 650 mmMounting Mast : ∅ 35-40 mm

MOUNTING INSTRUCTIONS

ID177

Page 9: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

TYPICAL TUNING DIAGRAMSModel GPA 135-175GPA 135-175GPA 135-175GPA 135-175GPA 135-175

VHF Ground Plane Antenna 135-175 MHzVHF Ground Plane Antenna 135-175 MHzVHF Ground Plane Antenna 135-175 MHzVHF Ground Plane Antenna 135-175 MHzVHF Ground Plane Antenna 135-175 MHz

Installation ManualInstallation ManualInstallation ManualInstallation ManualInstallation ManualB Copyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 02/07/1998 - Cod. ID178

NOTE:• It is recommended to use the curves as a guide and fine-tune using an SWR-Meter.

Page 10: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

MOUNTING INSTRUCTIONSDESCRIPTION

1/4 λ Ground Plane antenna for base station service working on 135-175 MHz by means of thetuning diagram enclosed. It is entirely made of non-corrosive aluminium and assembled on astrong die-cast base which allows an easy and safe installation assuring very good performances.

SPECIFICATIONS

Electrical DataType : 1/4 λ Ground PlaneFrequency Range : 135-175 MHz tunable by diagramImpedance : 50 Ω UnbalancedRadiation (H-plane) : 360o OmnidirectionalRadiation (E-plane) : Beamwidth at -3 dB = 86o

Radiation angle deg. : 0o

Polarization : VerticalGain : 0 dBd - 2.15 dBiBandwidth at V.S.W.R. 2:1 : 13 MHz at 135 MHzV.S.W.R. at res. freq. : ≤ 1.2 : 1Max Power : 300 WattsFeed System / Position : Direct / CenterConnection : UHF Female

Mechanical DataMaterials : Aluminium, Chromed Brass, Nylon, Stainless SteelWind Load / Resistance : 29 N at 150 Km/h / 180 Km/hWind Surface : 0.03 m2

Height (approx.) : 960 mmWeight (approx.) : 520 grRadial Length (approx) : 520 mmMounting Mast : ∅ 35-40 mm

ID178

Page 11: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

TYPICAL TUNING DIAGRAMSModel GPA 170-230GPA 170-230GPA 170-230GPA 170-230GPA 170-230VHF Ground Plane Antenna 170-230 MHzVHF Ground Plane Antenna 170-230 MHzVHF Ground Plane Antenna 170-230 MHzVHF Ground Plane Antenna 170-230 MHzVHF Ground Plane Antenna 170-230 MHz

Installation ManualInstallation ManualInstallation ManualInstallation ManualInstallation ManualB Copyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 02/07/1998 - Cod. ID179

NOTE:• It is recommended to use the curves as a guide and fine-tune using an SWR-Meter.

Page 12: Model GPA 27-45 TYPICAL TUNING DIAGRAMS · 27-45 MHz tunable by diagram 50 Ω Unbalanced Omnidirectional Vertical 0 dBd - 2.14 dBi 2.5 MHz at 27 MHz ≤ 1.2 : 1 1000 Watts Direct

MOUNTING INSTRUCTIONSDESCRIPTION

1/4 λ Ground Plane antenna for base station service working on 170-230 MHz by means of thetuning diagram enclosed. It is entirely made of non-corrosive aluminium and assembled on astrong die-cast base which allows an easy and safe installation assuring very good performances.

SPECIFICATIONS

Electrical DataType : 1/4 λ Ground PlaneFrequency Range : 170-230 MHz tunable by diagramImpedance : 50 Ω UnbalancedRadiation (H-plane) : 360o OmnidirectionalRadiation (E-plane) : Beamwidth at -3 dB = 86o

Radiation angle deg. : 0o

Polarization : VerticalGain : 0 dBd - 2.15 dBiBandwidth at V.S.W.R. 2:1 : 19 MHz at 170 MHzV.S.W.R. at res. freq. : ≤ 1.2 : 1Max Power : 300 WattsFeed System / Position : Direct / CenterConnection : UHF Female

Mechanical DataMaterials : Aluminium, Chromed Brass, Nylon, Stainless SteelWind Load / Resistance : 24 N at 150 Km/h / 180 Km/hWind Surface : 0.02 m2

Height (approx.) : 760 mmWeight (approx.) : 480 grRadial Length (approx) : 410 mmMounting Mast : ∅ 35-40 mm

ID179


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