Antenna Systems MHz Systems MHz

Transcription

1 Antenna Systems Mz Systems Mz 55

2 VF Transmitting Antenna Mz l Antenna array of dipole panels (page 69) for different radiation patterns. l Especially suitable for mounting on square masts. l The feeder network is made up of coaxial power splitters and flexible connecting cables in accordance with the radiation patterns specification and the transmitting power. Input Connectors according to IEC, EIA or DIN. Frequency range Mz VSWR < 1.5 in the operating channels after tuning. 5 Ω orizontal. Application of panels K 5 57 allows vertical polarization as well. Internal connections Connectors according to IEC, EIA or DIN are used throughout the system, allowing easy assembly and maintenance. Max. power According to customer s requirements. Vertical radiation pattern Null fill and beam tilt upon request. orizontal radiation pattern Omnidirectional, directional or custom-designed. alf antenna splitting Upon request, the antenna can be divided into 2 halves (for measurement and maintenance). The 2 halves are connected by a 2-way power splitter or patch panel. Pressurization Splitters and connecting cables can be supplied with dry air (please specify when ordering). Painting If required, the antenna is painted in aviation warning colours. Grounding 2 mm No. Panels Gain* Weight Antenna Windload of per (at mid-band) (without mounting height (v = 16 km/h) bays bay times hardware) kg m kn * Referred to λ/2 dipole. Attenuation of the internal cabling and the gain-decrease in case of null fill in the vertical radiation pattern are not considered. Approximate values for gain decrease: cable attenuation:.2.5 null fill:. 1. Gain figures are valid for the direction of maximum radiation (see diagrams on following page). 56

3 VF Transmitting Antenna Mz orizontal Radiation Patterns Examples of typical horizontal antenna arrays and their horizontal radiation patterns for minimal mast dimensions. Vertical Radiation Patterns Examples of typical vertical radiation patterns*) for several bays of identical, vertically stacked antenna arrays. Equal power splitting 1 2 bays α Systems Mz 1 4 bays α Equal power splitting Different power splitting 4/1 P 1 6 bays 1/1 P 5 4/1 P 4/1 P 5 1 α 1 8 bays α *) without null fill with null fill and beam tilt 57

4 VF Transmitting Antenna Mz l Antenna array of dipole panels (page 68) for different radiation patterns. l Especially suitable for mounting on square masts. l The feeder network is made up of coaxial power splitters and flexible connecting cables in accordance with the radiation patterns specification and the transmitting power. Input Max. power Frequency VSWR Internal connections Radiation pattern alf antenna splitting Pressurization Grounding Connectors according to IEC, EIA or DIN. According to customer s requirements Mz < 1.5 in the operating channel after tuning or < 1.1 in the whole range 5 Ω orizontal Connectors according to IEC, EIA or DIN are used throughout the system, allowing easy assembly and maintenance. The examples of radiation patterns are valid for horizontal polarization. At vertical polarization patterns vary slightly. Upon request, the antenna can be divided into 2 halves (for measurement and maintenance). The 2 halves are connected by a 2-way power splitter or patch panel. Splitters and connecting cables can be supplied with dry air (please specify when ordering). / 2 km/h 16 mm No. Panels Gain* Weight Antenna Windload of per (at mid-band) (without mounting height (v = 16 km/h) bays bay times hardware) kg m kn * Referred to λ/2 dipole. Attenuation of the internal cabling and the gain-decrease in case of null fill in the vertical radiation pattern are not considered. Approximate values for gain decrease: cable attenuation:.2.4 null fill:.2.5 Gain figures are valid for the direction of maximum radiation (see diagrams on following page). 58

5 VF Transmitting Antenna Mz orizontal Radiation Patterns Examples of typical horizontal antenna arrays and their horizontal radiation patterns for minimal mast dimensions. Vertical Radiation Patterns Examples of typical vertical radiation patterns*) for several bays of identical, vertically stacked antenna arrays. Equal power splitting 1 bay α Systems Mz 2 bays α Equal power splitting Different power splitting 4/6 P bays 1/6 P α 1/6 P 4 bays α 59

6 VF Transmitting Antenna Mz V l Antenna array of dipole panels (page 7) for different radiation patterns. l Especially suitable for mounting on square masts. l The feeder network is made up of coaxial power splitters and flexible connecting cables in accordance with the radiation patterns specification and the transmitting power. Input Max. power Frequency VSWR Internal connections Radiation pattern alf antenna splitting Pressurization Grounding Connectors according to IEC, EIA or DIN. According to customer s requirements Mz < 1.5 in the operating channel after tuning or < 1.1 in the whole range 5 Ω Vertical Connectors according to IEC, EIA or DIN are used throughout the system, allowing easy assembly and maintenance. The examples of radiation patterns are valid for horizontal polarization. At vertical polarization patterns vary slightly. Upon request, the antenna can be divided into 2 halves (for measurement and maintenance). The 2 halves are connected by a 2-way power splitter or patch panel. Splitters and connecting cables can be supplied with dry air (please specify when ordering). / 2 km/h 15 mm No. Panels Gain* Weight Antenna Windload of per (at mid-band) (without mounting height (v = 16 km/h) bays bay times hardware) kg m kn * Referred to λ/2 dipole. Attenuation of the internal cabling and the gain-decrease in case of null fill in the vertical radiation pattern are not considered. Approximate values for gain decrease: cable attenuation:.2.4 null fill:.2.5 Gain figures are valid for the direction of maximum radiation (see diagrams on following page). 6

7 VF Transmitting Antenna Mz V orizontal Radiation Patterns Examples of typical horizontal antenna arrays and their horizontal radiation patterns for minimal mast dimensions. Vertical Radiation Patterns Examples of typical vertical radiation patterns*) for several bays of identical, vertically stacked antenna arrays. Equal power splitting 1 bay α Systems Mz 2 bays α Equal power splitting bays α 4 bays α 61

8 VF Transmitting Antenna Mz l Antenna array of dipole panels (page 72) for different radiation patterns. l Especially suitable for mounting on triangular or round masts. l The feeder network is made up of coaxial power splitters and flexible connecting cables in accordance with the radiation patterns specification and the transmitting power. Input Max. power Frequency VSWR Internal connections Vertical radiation pattern orizontal radiation pattern alf antenna splitting Pressurization Painting Grounding Connectors according to IEC, EIA or DIN. According to customer s requirements Mz resp Mz < 1.5 in the operating channels after tuning. 5 Ω orizontal Connectors according to IEC, EIA or DIN are used throughout the system, allowing easy assembly and maintenance. Null fill and beam tilt upon request. Omnidirectional, directional or custom-designed. Upon request, the antenna can be divided into 2 halves (for measurement and maintenance). The 2 halves are connected by a 2-way power splitter or patch panel. Splitters and connecting cables can be supplied with dry air (please specify when ordering). If required, the antenna is painted in aviation warning colours. 16 mm No. Panels Gain* Weight Antenna Windload of per (at mid-band) (without mounting height (v = 16 km/h) bays bay times hardware) kg m kn * Referred to λ/2 dipole. Attenuation of the internal cabling and the gain-decrease in case of null fill in the vertical radiation pattern are not considered. Approximate values for gain decrease: cable attenuation:.2.5 null fill:. 1. Gain figures are valid for the direction of maximum radiation (see diagrams on following page). 62

9 VF Transmitting Antenna Mz orizontal Radiation Patterns Examples of typical horizontal antenna arrays and their horizontal radiation patterns for minimal mast dimensions. Vertical Radiation Patterns Examples of typical vertical radiation patterns*) for several bays of identical, vertically stacked antenna arrays. Equal power splitting 1, 2 bays, α 4 Systems Mz 1, 4 bays, α 4 Different power splitting /4 P /7 P 1, 6 bays 6,5 /7 P 1/7 P 1 2 α 4 1/4 P 1, 8 bays, α 4 *) without null fill with null fill and beam tilt 6

10 VF Transmitting Antenna Mz l Superturnstile Antenna made of hot-dip galvanized steel for mounting on top of mast. l Up to 6 bays may be built as self-supporting version. Up to 16 bays can be stacked inside a self-supporting G.R.P. cylinder. Input Max. power Frequency VSWR Vertical radiation pattern orizontal radiation pattern alf antenna splitting Internal connections Mounting Ice protection Grounding Connectors according to IEC, EIA or DIN. According to customer s requirements, 1 kw max. per bay Mz < 1.5 in the operating channel 5 Ω orizontal Null fill and beam tilt upon request. Omnidirectional Upon request, the antenna can be divided into 2 halves (for measurement and maintenance). The 2 halves are connected by a 2-way power splitter or patch panel. The radiating elements are fed with coaxial connecting cables and hybrid couplers. Connectors according to IEC, EIA or DIN are used throughout the system, allowing easy assembly and maintenance. On top of existing structure by means of a flange. The radiating slots are protected by a fiberglass cover. Cylinder provides full protection. Via mounting parts resp. via 4 grounding ropes at the exterior cylinder-surface. As required. 15 mm 1.6 m G.R.P. cylinder No. Gain* Weight kg Antenna Windload of (at mid-band) without with height (v = 16 km/h) kn bays times cylinder cylinder m with without cylinder cylinder depending on fiber glass cylinder Wind load with cylinder * Referred to λ/2 dipole. Attenuation of the internal cabling and the gain-decrease in case of null fill in the vertical radiation pattern are not considered. Approximate values for gain decrease: cable attenuation:.2.5 null fill:. 1. Gain figures are valid for the direction of maximum radiation (see diagrams on following page). 64

11 VF Transmitting Antenna Mz Typical orizontal Radiation Pattern (at mid-band) Vertical Radiation Patterns Examples of typical vertical radiation patterns*) for several bays of identical, vertically stacked antenna arrays. 1 2 bays α 4 Systems Mz 1 4 bays α bays α bays α 4 *) without null fill with null fill and beam tilt 65

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13 Antennas for TV and DAB in upper VF Band Mz Antennas Mz 67

14 Panel Antenna Mz V l Especially suitable for square and round masts. Order No K K Input 7-16 female 7/8 EIA-flange 1- female Max. power 2 kw 2.5 kw (higher power upon request) Frequency range Mz VSWR < 1.8 Gain (at mid-band) 8 d 5 Ω orizontal or vertical Weight 2 kg Wind load (at 16 km/h) orizontal: frontal / lateral: 75 N / 15 N Vertical: frontal / lateral: 75 N / 75 N A C Material: Mounting: ot-dip galvanized steel. Weather protection: Fiberglass. By means of the pair of hot-dip galvanized steel clamps: K to pipes of mm K 61 1 to pipes of mm (please order separately). Mounting dimensions upon request. A: 1 mm B: 1 mm C: 49 mm B Grounding: Scope of supply: Antenna without mounting clamps. Ice protection: Even under severe icy conditions the antenna is still functional due to its heavy-duty construction and the fiberglass covers for the feeding points. Combinations: The antenna is especially suitable as a component in arrays to achieve various radiation patterns. Particularly for square and round masts. Radiation Patterns (at mid-band) in E-Plane in -Plane 68

15 Panel Antenna Mz l Especially suitable for square masts. B Order No K K Input 7-16 female 7/8 EIA-flange 1- female Max. power 2 kw kw 5 kw (higher power upon request) Frequency range Mz VSWR < 1.1 Gain (at mid-band) 11 d 5 Ω orizontal Weight 6 kg Wind load (at 16 km/h) frontal: 1625 N lateral: 875 N A Material: ot-dip galvanized steel. Weather protection: Fiberglass. C Mounting: By means of the pair of hot-dip galvanized steel clamps: K to pipes of 77 mm K to pipes of mm (please order separately). Further mounting hardware and mounting dimensions upon request. A: 28 mm B: 1 mm C: 415 mm Antennas Mz Grounding: Scope of supply: Antenna without mounting clamps. Ice protection: Even under severe icy conditions the antenna is still functional due to its heavy-duty construction and the fiberglass covers for the feeding points. Combinations: The antenna is especially suitable as a component in arrays to achieve various radiation patterns. Particularly for square masts. Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 69

16 Panel Antenna Mz V l Especially suitable for square and round masts. Order No B Input 7-16 female 7/8ʺ EIA fl ange Max. power 2 kw kw (at 4 C ambient temperature) Frequency range Mz VSWR Mz: < Mz: < 1.12 Gain (at mid-band) 8 d 5 Ω Vertical Weight 5 kg Wind load (at 16 km/h) Frontal: 5 N Lateral: 69 N A Material: Attachment: ot-dip galvanized steel. Weather protection: Fiberglass. Radiator and refl ector are split into two parts for easier mounting. C Grounding: Ice protection: Combinations: Even under severe icy conditions the antenna is still functional due to its heavy-duty construction and the fi berglass covers for the feeding points. The antenna is especially suitable as a component in arrays to achieve various radiation patterns. Particularly for square and round masts. A: 1 mm B: 1 mm C: 4 mm Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 7

17 Panel Antenna Mz V l Especially suitable for square masts. B Order No K 5 57 K 5 58 Input 7-16 female 7/8 EIA-flange Max. power 2 kw kw (higher power upon request) Frequency range Mz VSWR < 1.1 Gain (at mid-band) 11 d 5 Ω Vertical Weight 55 kg Wind load (at 16 km/h) frontal: 2. kn lateral: 1.15 kn A Material: Mounting: ot-dip galvanized steel. Weather protection: Fiberglass. By means of 8 screws M 16 x 8 to a suitable construction. Mounting hardware and mounting dimensions upon request. A: 28 mm B: 1 mm C: 4 mm C Antennas Mz Grounding: Scope of supply: Antenna with 8 screws M 16 x 8. Ice protection: Even under severe icy conditions the antenna is still functional due to its heavy-duty construction and the fiberglass covers for the feeding points. Combinations: The antenna is especially suitable as a component in arrays to achieve various radiation patterns. Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 71

18 Panel Antenna Mz l Especially suitable for triangular and round masts. Order No K K K B Input 7-16 female 7/8 EIA-flange Max. power 2 kw 2.5 kw (higher power upon request) Frequency range Mz Mz VSWR < 1.15 Gain (at mid-band) 7 d 5 Ω orizontal Weight 2 kg Wind load (at 16 km/h) frontal: 75 N lateral: 75 N A Material: ot-dip galvanized steel. Weather protection: Fiberglass. Mounting: By means of the pair of hot-dip galvanized steel clamps: K to pipes of mm K 61 1 to pipes of mm (please order separately). Further mounting hardware and mounting dimensions upon request. A: 12 mm B: 86 mm C: 45 mm C Grounding: Scope of supply: Antenna without mounting clamps. Ice protection: Even under severe icy conditions the antenna is still functional due to its heavy-duty construction and the fiberglass covers for the feeding points. Combinations: The antenna is especially suitable as a component in arrays to achieve various radiation patterns. Particularly for triangular and round masts. Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 72

19 Panel Antenna Mz V l Light weight panel of weather-resistant aluminum. Order No K Input 7-16 female Max. power 1 kw Frequency range Mz VSWR < 1.15 Gain (at mid-band) 7.5 d 5 Ω orizontal or vertical by conversion of two clamps Weight 7 kg Wind load (16 km/h) orizontal: frontal / lateral: 44 N / 25 N Vertical: frontal / lateral: 44 N / 5 N orizontal: Vertical: 2 km/h A C Material: Mounting: Grounding: Weather-resistant aluminum. To pipes of mm by means of mounting clamps, supplied A: 12 mm B: 12 mm C: 6 mm B Antennas Mz Combinations: The antenna is especially suitable as a component in arrays to achieve various radiation patterns. Special features: The antenna will be shipped dismounted. Radiation Patterns (at mid-band) in E-Plane in -Plane 7

20 Panel Antenna Mz V X l Dual-polarized antenna (horizontal/vertical). l Optionally circular or slant polarization. l For TV and DAB at the same time. A Order No Input Max. power Frequency range for vertical polarization VSWR Gain (at mid-band) Weight Windload (at 16 km/h) 2 x 7-16 female 2 kw per input Mz Mz < 1.2 (linear polarization) < 1.1 (circular polarization) 7.5 d 5 Ω linear: horizontal, vertical, slant circular 5 kg frontal: 85 N lateral: 72 N B Material: Mounting: ot-dip galvanized steel. Radome: Fiberglass Using M16 screws (supplied) to suitable attachment construction. Mounting dimensions upon request. C A: 1 mm B: 1 mm C: 465 mm Grounding: Scope of supply: Antenna supplied without clamps. Radiation Patterns for horizontal polarization (at mid-band) Radiation Patterns for vertical polarization (at mid-band) E-plane orizontal Radiation Pattern -plane Vertical Radiation Pattern -plane orizontal Radiation Pattern E-plane Vertical Radiation Pattern 74

21 Yagi Antenna Mz l For low power transmitting antennas. Order No K K A Input 7-16 female Max. power 4 W Frequency range Mz 22 2 Mz VSWR < 1.15 Gain (at mid-band) 6 d 5 Ω orizontal Weight 5 kg Wind load (at 16 km/h) frontal: 115 N 1 N lateral: 1 N 9 N Dimensions A 9 mm 81 mm B 885 mm 765 mm Lengths see table B Material: Mounting: Weather-proof aluminum. Radiator in fiberglass radome. To pipes of mm by means of mounting clamps, supplied. Antennas Mz Grounding: Combinations: The antenna is especially suitable as a component in arrays to achieve various radiation patterns. Special features: The antenna will be shipped dismounted. Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 75

22 Yagi Antenna Mz V l For low power transmitting antennas. A Order No Input 7-16 female Max. power 4 W Frequency range Mz 22 2 Mz VSWR < 1.2 Gain (at mid-band) 6 d 5 Ω Vertical Weight 5 kg Wind load (16 km/h) frontal: 1 N lateral: 15 N B Material: Weather-proof aluminum. Radiator in fiberglass radome. Mounting: To pipes of mm by means of mounting clamps, supplied. Grounding: Combinations: The antenna is especially suitable as a component in arrays to achieve various radiation patterns. A: 8 mm B: 765 mm Special features: The antenna will be shipped dismounted. Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 76

23 Yagi Antenna Mz V l For low power transmitting antennas. Lengths see table Order No K K K Input 7-16 female Max. power 4 W Frequency range Mz Mz 29 2 Mz VSWR < 1.15 Gain (at mid-band) 8 d 5 Ω orizontal or vertical Weight 14 kg 12.7 kg 12 kg Wind load (at 16 km/h) frontal / lateral: frontal / lateral: frontal / lateral: horizontal: 4 N / 29 N 65 N / 275 N 15 N / 25 N vertical: 4 N / 475 N 65 N / 44 N 15 N / 9 N horizontal: vertical: 19 km/h Dimensions (Lengths) A 2 mm 185 mm 17 mm B 12 mm 11 mm 95 mm C 9 mm 85 mm 75 mm Radiation Patterns (at mid-band) 1 in E-plane 62 6 Antennas Mz Material: Mounting: Grounding: Elements: Weather-proof aluminum. Dipole cover: Fiberglass. Support and flange: ot-dip galvanized steel. By means of mounting flange, supplied. 1 in -plane Combinations: Two or more antennas can be combined to achieve higher gain and longer, narrower beam width. Special features: The antenna is shipped dismounted. 77

24 Log.-Per. Antenna Mz V l Logarithmic-periodic broadband directional antenna with high side-lobe suppression. Order No Input 7-16 female 7-16 female Max. power 2 kw 2 kw Frequency range Mz VSWR 1.25 Gain (at mid-band) 5 d 5 Ω orizontal or vertical Weight 5.5 kg 1 kg Wind load (at 16 km/h) frontal: 1 N lateral: 19 N Weight Aluminum ot-dip galvanized steel Mounting: To pipes of 4 95 mm diameter by means of mounting clamps, supplied. Grounding: The inner conductor is DC grounded. Radiation Patterns (at mid-band) in -plane in E-plane 78

25 Log.-Per. Antenna Mz V l Logarithmic-periodic broadband directional antenna with high side-lobe suppression. Order No K Input 7-16 female Max. power 1 kw (higher power upon request) Frequency range Mz VSWR < 1.2 Gain (at mid-band) 8.5 d 5 Ω orizontal or vertical Side-lobe suppression > 25 Weight 27 kg Wind load (at 16 km/h) orizontal: frontal / lateral: 24 N / 525 N Vertical: frontal / lateral: 24 N / 5 N Material: ot-dip galvanized steel. A: 2 mm B: 89 mm A B Mounting: To pipes of mm by means of mounting clamps, supplied. Antennas Mz Grounding: Combinations: Several antennas can be combined to increase the gain and to produce radiation patterns with very high side-lobe suppressions. Radiation Patterns (at mid-band) in E-plane in -plane 79

26 Dipole Antenna Mz V l Dipole antenna for side-mounting to masts. C Order No Input 7-16 female 7-16 female Max. power 2 kw Frequency range 2 24 Mz Mz VSWR < 1.2 < 1. Gain (at mid-band) 5.5 d 5 Ω Vertical Weight 15 kg Wind load (16 km/h) frontal: 25 N lateral: 44 N A B Material: ot-dip galvanized steel. Radome: Fiberglass. Mounting: Laterally using 8 screws M 12 x 5 to suitable flange (see draft). D Grounding: Ice protection: Note: Even under severe icy conditions the antenna is still functional due to its heavy-duty construction and the fiberglass covers for the feeding points. The radiation in the mast direction will be reduced proportionally to the size of the mast. A: 225 mm B: 11 mm C: 72 mm D: 15 mm Radiation Patterns (at mid-band) orizontal Radiation Pattern 1 Vertical Radiation Pattern 8

27 Dipole Antenna Mz V l Weather-proof aluminum. l For mounting at the top or on the side of a mast. B Order No Input 7-16 female 7/8ʺ EIA-flange 1 5 /8ʺ EIA-flange Max. power * ) 2 kw kw 5 kw Frequency range Mz VSWR < 1.2 Gain (at mid-band) 4.8 d 5 Ω Vertical Weight 2 kg Windload Frontal: 51 N (at 16 km/h) Lateral: 62 N (at 16 km/h) Material: Weather-proof aluminum. Weather protection: Fiberglass. A Mounting: Ice protection: To tubular masts by using the mounting clamp The clamp is suitable for tube diameters 9 16 mm. Even under icy conditions the antenna is still functional due to the fiberglass covers for the feeding points. Antennas Mz Special features: Connector on the side at bottom of the antenna. Grounding: Picture shows top mounted antenna with attachment accessories. A: 285 mm B: 5 mm Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 2.5 electrical downtilt 81

28 Dipole Antenna Mz V l ot-dip galvanized steel. l Especially suitable for mounting at the top of masts. B Order No Input 7-16 female 7/8ʺ EIA-flange 1 5 /8ʺ EIA-flange Max. power * ) 2 kw kw 5 kw Frequency Mz VSWR < 1.2 Gain (at mid-band) 5. d 5 Ω Vertical Weight kg Windload Frontal: 8 N (at 16 km/h) Lateral: 46 N (at 16 km/h) Material: ot-dip galvanized steel. Weather protection: Fiberglass. A Mounting: On top of a suitable flange with at least 15 mm diameter. Grounding: Ice protection: Even under icy conditions the antenna is still functional due to the fiberglass covers for the feeding points. A: 257 mm B: 46 mm Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 2.5 electrical downtilt 82

29 Dipole Antenna Mz V l ot-dip galvanized steel. l For side-mounting to masts. B Order No Input 7-16 female 7/8ʺ EIA-flange 1 5 /8ʺ EIA-flange Max. power * ) 2 kw kw 5 kw Frequency Mz VSWR < 1.2 Gain (at mid-band) 5. d 5 Ω Vertical Weight 24 kg Windload Frontal: 48 N (at 16 km/h) Lateral: 54 N (at 16 km/h) Material: ot-dip galvanized steel. Weather protection: Fiberglass. A D Mounting: Grounding: Laterally using 8 screws M12x6 to suitable flange. Antennas Mz Ice protection: Even under icy conditions the antenna is still functional due to the fiberglass covers for the feeding points. Note: The radiation in the mast direction will be reduced proportionally to the side of the mast. C A: 226 mm B: 46 mm C: 52 mm D: 128 mm Radiation Patterns (at mid-band) orizontal Radiation Pattern Vertical Radiation Pattern 2.5 electrical downtilt 8

30 New Kathrein UF antenna panels for circular/elliptical and slant polarisation The Kathrein Broadcast Division has extended the product range of UF antenna panels to new types of circular/elliptical and slant polarisation. During the development, special attention was paid to making Series orizontal and vertical dipole system in one antenna housing. Separate inputs for and V provide flexible external cabling. All types of elliptical and linear polarisation can be realised by appropriate feeding by external power dividers and phase cables. Building block for antenna systems with excellent omni-directional radiation patterns and VSWR in the range Mz. In special configurations they can be used in antenna systems up to 694 Mz. sure that constantly good omni-directional patterns could be achieved for the polarisation planes in the entire specified frequency range. Series orizontal and vertical dipole system in one antenna housing. A single input and integrated power splitter enable compact design of antenna systems with simple distribution network. Internally set power division for elliptical polarisation with a power ratio of 7% and % V. Building block for antenna systems with excellent omni-directional radiation patterns and VSWR in the range Mz. In special configurations they can be used in antenna systems up to 694 Mz. Input Max. power Frequency range 2 x 7-16 female orizontal: 1 kw Vertical: 5 W (at 4 C ambient temperature) Mz (694 Mz) VSWR < 1.2 Polarisation orizontal, vertical, circular, elliptical, slant Input 1 x 7 /8ʺ EIA flange Max. power 1.5 kw (at 4 C ambient temperature) Frequency range Mz (694 Mz) VSWR < 1.15 Polarisation Elliptical polarisation with power ratio 7% horizontal / % vertical V 7 / orizontal Radiation Patterns Series and orizontal dipole system Vertical dipole system 47 Mz 55 Mz 65 Mz 47 Mz 55 Mz 65 Mz mm mm

31 Series inclined dipole systems are built in an upright antenna housing allow compact design of antenna systems (panels need not be mounted twisted!). Slant polarisation with a polarisation ratio (field vector) 8% and 2% V. Component for antenna systems with good omnidirectional radiation patterns and VSWR in the range Mz. Input 1 x 7 /8ʺ EIA flange Max. power 1.5 kw Frequency range Mz VSWR < 1.1 Polarisation Slant 8% horizontal / 2% vertical 275 mm Mz 55 Mz 65 Mz 75 Mz 9 15 References: 1 T. Bossert, A. Lau, W. Blobel, D. off, Vergleichende Untersuchung bei orizontal- und Zirkularpolarisation für den UKW- eim- und KFZ-Empfang, Rundfunktech. Mitteilungen, Mai D. ühn, Einfluß der Polarisationsrichtung (hor. oder ver.) auf die Funkwellen-Ausbreitung im Frequenzbereich II, Institut für Rundfunktechnik, Feb R. Kretzschmann, UKW-Rundfunkversorgung mit horizontal und vertikal polarisierten Sendern, LfK Baden-Württermberg, Mai 2 4 Stephen J. Blank, Vertical and FM Transmitter Antenna Performance Optimization, New York, Sept G. Schneeberger, R. Schramm, Wahl der Polarisation von DVB-T-Sendern, Institut für Rundfunktechnik, Dez Neues von Rohde&Schwarz Nr. 74, S , L. Thomanek, Juli

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