PRODUCTS
This product belongs to:
FM RADIO
VHF BAND II FM
ALP.08.02.731
ANTENNA FEATURES
- Log periodic 8 elements 7.5 dBd gain.
- Vertical or horizontal polarization.
- Broadband 87.5÷108 MHz.
- Directional radiation pattern.
- Stainless steel.
RADIATION PATTERNS (Mid Band)
ELECTRICAL DATA
| WORKING BAND: | 87.5 - 108 MHz |
| BANDWIDTH: | VHF band FM |
| GAIN: | 7.5 dBd (9.7 dBi) |
| VSWR: | ≤ 1.28:1 (-18.2 dB) |
| POLARIZATION: | Linear (Vertical or Horizontal) |
| IMPEDANCE: | 50 Ohm unbalanced |
| HALF POWER BEAMWIDTH: | E-Plane - 55° H-Plane - 78° |
| LIGHTNING PROTECTION: | All metal parts DC grounded including inner conductors |
| AVAILABLE VERSION AND CODE: | ALP0802731 - DIN 7/16” female - max 3000W rms ALP0802732 - EIA 7/8” flange - max 5000W rms |
MECHANICAL DATA
| MATERIALS: | Stainless steel 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: | Optional radome (code XRALP) |
| TREATMENTS: | Silver-plated lines and connector |
| PRESSURIZATION: | No |
| ANTENNA DIMENSIONS: | 2630x1890x300mm (103.5x74.4x11.8 in) |
| ANTENNA WEIGHT: | 52 kg (114.6 lb) |
| WIND SURFACE: | 0.07m2 (0.75ft2) front - 0.47m2 (5.05 ft2) side |
| WIND LOAD (160 km/h and 30°C) (160 km/h and 30°C) | 0.05 kN front - 0.65 kN side |
| SURVIVAL WIND: | 220 km/h (136.7 mph) |
| PACKING DIMENSIONS: | Box 2800x1980x300mm - 120 kg (110.2x77.9x11.8 in - 264.5 lb) |
| SPECIAL FEATURES: | Mounting brackets for slant polarization (Cod. XSTLOG-ROT) Mounting brackets for parallel arrays (Cod. XSTLOG-PER) Antirotation fiberglass brace (Cod. XSTRUALP) |
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 ≤ 1.25 throughout the frequency range Antenna system VSWR value also depending from the supporting structure |
| POLARIZATION | Vertical (or horizontal upon request) |
| 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.