PRODUCTS
This product belongs to:
FM RADIO
VHF BAND II FM
ALP.05.02.9XX
ANTENNA FEATURES
- Log periodic 5 elements 5.5 dBd gain.
- Circular, mixed, linear polarization.
- Broadband 87.5÷108 MHz.
- Directional radiation pattern.
- Aluminium or stainless steel version.
RADIATION PATTERNS (Mid Band)
ELECTRICAL DATA
| WORKING BAND: | 87.5 - 108 MHz |
| BANDWIDTH: | VHF band FM |
| GAIN: | 5.5 dBd (7.7 dBi) |
| VSWR: | ≤ 1.3:1 (-17.7 dB) Linear polarization ≤ 1.3:1 (-24.3 dB) Circular polarization |
| POLARIZATION: | Circular, mixed, linear |
| IMPEDANCE: | 50 Ohm unbalanced |
| HALF POWER BEAMWIDTH: | Vertical component: E-Plane - 69° - H-Plane - 129° Horizontal component: E-Plane - 69° - H-Plane - 129° |
| LIGHTNING PROTECTION: | All metal parts DC grounded including inner conductors |
| AVAILABLE VERSION AND CODE: | ALP0502910 - 2xEIA 7/8” flange - max 2x5000W rms ALP0502912 - 2xDIN 7/16 female - max 2x3000W rms ALP0502930 - 2xDIN 7/16 female - max 2x3000W rms ALP0502931 - 2xEIA 7/8” flange - max 2x5000W rms |
MECHANICAL DATA
| MATERIALS: | Stailess steel version (ALP050293X) Aluminium version (ALP050291X) Hot dip galvanized steel brackets and bolts |
| MOUNTING: | Directly on supporting structure Safety parafil kit included |
| MOUNTING BRACKETS: | Included for Ø60÷114mm pipe (Ø 2.36” - 4+1/2”) |
| ICING PROTECTION: | ABS radome included |
| TREATMENTS: | Powder painted elements and body grey color - RAL 7001 (version ALP050291X) Silver-plated lines and connector |
| PRESSURIZATION: | No |
| ANTENNA DIMENSIONS: | 1500x1716x1716 mm (62.2x67.5x67.5 in) |
| ANTENNA WEIGHT: | 25.7 kg (56.6 lb) (Version ALP050293X) 11.5 kg (25.3 lb) (Version ALP050291X) |
| BRACKET WEIGHT: | 11.5 kg (25.3 lb) |
| WIND SURFACE: | 0.1m2 (1.07ft2) front - 0.38m2 (4.09 ft2) side |
| WIND LOAD (160 km/h and 30°C) (160 km/h and 30°C) | 0.09 kN front - 0.70 kN side |
| SURVIVAL WIND: | 220 km/h (136.7 mph) |
| PACKING DIMENSIONS: | Box 1900x1600x200mm - 13kg (Version ALP050291X) (74.8x62.9x7.8 in - 28.6lb) Box 1900x1600x200mm - 25kg (Version ALP050293X) (74.8x62.9x7.8 in - 55.1lb) |
| SPECIAL FEATURES: | Optional brackets side-by-side arrays (code XSTLOG-PER) |
ARRAY FEATURES
- Directional
- Equal or unequal power distribution system
- Configurable for specific azimut and elevation pattern
- Suitable for multiplexing many channels
ARRAY ELECTRICAL DATA
| FREQUENCY RANGE | 87.5 ÷ 108 MHz |
| IMPEDANCE | 50 ohm |
| CONNECTOR | EIA flange according to system power rating |
| POWER RATING | The antenna system can accept any power according to requirements |
| VSWR | ≤ 1.17 in the operating channels or ≤ 1.30 throughout the frequency range Antenna system VSWR value also depending from the supporting structure |
| POLARIZATION | Circular, mixed, linear |
| GAIN | Refer to table |
| HORIZONTAL PATTERN | Any type according to requirement |
| VERTICAL PATTERN | Null fill, beam tilt and special requirements to order |
| OTHER FEATURES | Antenna components and feed harnesses can be optimized for channels of interest. |
ARRAY MECHANICAL DATA
| HEIGHT OF ARRAY | Subject to number of bays |
| TOTAL NET WEIGHT | Refer to table |
| WIND LOAD | Refer to table |
| PRESSURIZABLE | No |
| MOUNTING HARDWARE | Optional mounting for side mount configuration |
ARRAY TECHNICAL DATA
ANTENNA DIMENSIONAL DETAILS
OPTIONS & SERVICES
| PATTERN DESIGN | Custom azimuth and elevation (beam tilt and null fill) patterns can be designed to meet specific protection/coverage requirements |
| PATTERN CERTIFICATION | Proof-of-performance factory test and pattern measurements on ALDENA test plan area |
| MOUNTING HARDWARE | Turn-key antenna delivering Tower top/side spine Special hardware/brackets |
| TRANSMISSION LINE | Transmission line system design and layout |
| COMBINERS/FILTERS | Combiners/Filters to suit requirements can be supplied |
| CALCULATION SERVICES | Coverage/interferfence simulations EM Near Field control and reduction (Environmental impact studies) |
| ON-SITE SERVICES | Site Survey and Inspection Installation/commissioning and supervisioning Drive test & EM Field strength measurements After sales maintenance |
| TRAINING | Techical training certification and consultancy |
Specifications are subject to change without notice.