ACF.02.02.2XX

PRODUCTS

This product belongs to:

FM RADIO
VHF BAND II FM

ACF.02.02.2XX

ANTENNA FEATURES

  • Double-crossed dipole antenna.
  • Circular polarization.
  • Broadband 87.5÷108 MHz.
  • Omnidirectional radiation pattern.
  • Demountable.
  • Pressurizable.
  • Aluminum or stainless steel version.
RADIATION PATTERNS (Mid Band)
ELECTRICAL DATA
WORKING BAND:87.5 - 108 MHz
BANDWIDTH:VHF band FM
GAIN:0.45 dBd (2.65 dBi)
VSWR:≤ 1.4:1 (-15.5 dB) (ACF02022XX) ≤ 1.29:1 (-18 dB) (ACF020221X Hi or Lo version)
POLARIZATION:Circular
IMPEDANCE:50 Ohm unbalanced
HALF POWER BEAMWIDTH:Omnidirectional ± 1.5 dB in free space Omnidirectional ± 2.0 dB with pole ø104mm (4”)
LIGHTNING PROTECTION:All metal parts DC grounded including inner conductors
AVAILABLE VERSION AND CODE:ACF0202215 - EIA 7/8” - max 5000W rms ACF0202216 - DIN 7/16” - max 3000W rms ACF0202217 - N - max 800W rms ACF0202215A - EIA 7/8” 90° UP/DOWN 5000W rms ACF0202235 - EIA 7/8” - max 5000W rms ACF0202236 - DIN 7/16” - max 3000W rms ACF0202237 - N - max 800W rms ACF0202235A - EIA 7/8” 90° UP/DOWN 5000W rms
AVAILABLE SEMI-BAND MODEL:ACF020221XHi (Freq. 94 - 108 MHz) ACF020221XLo (Freq. 87.5 -104 MHz)
MECHANICAL DATA
MATERIALS:Stainless steel version (ACF020223X) Aluminium version (ACF020221X) Aluminium internal lines
MOUNTING:Directly on supporting structure Safety parafil kit included
MOUNTING BRACKETS:Included for Ø60÷114mm pipe (Ø 2.36” - 4+1/2”)
ICING PROTECTION:Feed point radome included
TREATMENTS:Dipoles and antenna body military norms treatement (MIL-C-5541) (Version ACF020221X)
PRESSURIZATION:5.0 psi
ANTENNA DIMENSIONS:1505x1180x1180 mm (59.2x46.4x46.4 in)
ANTENNA WEIGHT:15 kg (33.1 lb) (Version ACF020223X) 7 kg (15.4 lb) (Version ACF020221X)
WIND SURFACE:0.09m2 (1.18ft2) front - 0.20m2 (2.04 ft2) side
WIND LOAD (160 km/h and 30°C) (160 km/h and 30°C)0.07 kN front - 0.21 kN side
SURVIVAL WIND:220 km/h (136.7 mph)
PACKING DIMENSIONS:Box 1760x370x140mm - 31kg (Version ACF020223X) (69.3x14.5x5.5 in - 68.34lb) Box 1760x370x140mm - 17kg (Version ACF020221X) (69.3x14.5x5.5 in - 37.47lb)
SPECIAL FEATURES:Additional reflector (XREFACF - ACF020221X) (XREFACFI - ACF020223X)

ARRAY FEATURES

  • Omnidirectional patterns
  • Equal or unequal power distribution system
  • Configurable for specific azimut and elevation pattern
  • Suitable for multiplexing many channels
ARRAY ELECTRICAL DATA
FREQUENCY RANGE87.5 ÷ 108 MHz
IMPEDANCE50 ohm
CONNECTOREIA flange according to system power rating
POWER RATINGThe 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
POLARIZATIONCircular
GAINRefer to table
HORIZONTAL PATTERNOmnidirectional
VERTICAL PATTERNNull fill, beam tilt and special requirements to order
OTHER FEATURESAntenna components and feed harnesses can be optimized for channels of interest.
ARRAY MECHANICAL DATA
HEIGHT OF ARRAYSubject to number of bays
TOTAL NET WEIGHTRefer to table
WIND LOADRefer to table
PRESSURIZABLENo
MOUNTING HARDWAREOptional mounting for side mount configuration
ARRAY TECHNICAL DATA
ANTENNA DIMENSIONAL DETAILS
OPTIONS & SERVICES
PATTERN DESIGNCustom azimuth and elevation (beam tilt and null fill) patterns can be designed to meet specific protection/coverage requirements
PATTERN CERTIFICATIONProof-of-performance factory test and pattern measurements on ALDENA test plan area
MOUNTING HARDWARETurn-key antenna delivering Tower top/side spine Special hardware/brackets
TRANSMISSION LINETransmission line system design and layout
COMBINERS/FILTERSCombiners/Filters to suit requirements can be supplied
CALCULATION SERVICESCoverage/interferfence simulations EM Near Field control and reduction (Environmental impact studies)
ON-SITE SERVICESSite Survey and Inspection Installation/commissioning and supervisioning Drive test & EM Field strength measurements After sales maintenance
TRAININGTechical training certification and consultancy

Specifications are subject to change without notice.

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CONTACTS

  • ALDENA TELECOMUNICAZIONI Srl
    Via per Vighignolo 6/8
    20019 Settimo Milanese (MI)
    Italy
  • +39 02 90390461
  • aldena@aldena.it
  • VAT: 04539080152

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