Sirio Antenne CX 220U User manual

CX 220CX 220
CX 220CX 220
CX 220
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260260
260260
260
VHF Base Station Antennas 216-229VHF Base Station Antennas 216-229
VHF Base Station Antennas 216-229VHF Base Station Antennas 216-229
VHF Base Station Antennas 216-229
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250-266 MHz250-266 MHz
250-266 MHz250-266 MHz
250-266 MHz
Installation ManualInstallation Manual
Installation ManualInstallation Manual
Installation Manual
BCopyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 02/12/2005 - Cod. ID137
HI-QUALITY ANTENNAS MADE IN ITALY

DESCRIPTION
3/4 λ VHF antenna for base station service made of high quality materials to get the best perfor-
mance and the maximun efficiency. It is completely manufactured with aluminium tubes and
nylon for its great robustness and it is supplied with a solid steel bracket for an easy and safe
installation. Its Gamma Match feed makes it earthed for a perfect protection against the static
discharges. In the mentioned range of frequencies, adjustments are not required. Simple and
strong, it is particularly recommended for a professional use.
SPECIFICATIONS
Electrical Data
Type : 3/4 λCoax. J-Pole
Frequency Range @ SWR ≤2.0 : CX 220 U/N 216-229 MHz
: CX 260 U/N 250-266 MHz
Impedance : 50 ΩUnbalanced
Radiation (H-Plane) : 360oOmnidirectional
Radiation (E-Plane) : Beamwidth at -3 dB = 60o
Radiation angle deg. : -2o
Polarization : Vertical
Gain : 2 dBd - 4.15 dBi
Bandwidth @ SWR 1.5 : CX 220 U/N ≥7.4 MHz
: CX 260 U/N ≥9.2 MHz
SWR @ res. freq. : ≤1.2
Max Power : 200 Watts
Feed System / Position : Gamma Match / Base
Connector : CX 220/260 U: UHF-Female
: CX 220/260 N: N-Female
Mechanical Data
Materials : Nylon, Brass, Steel, Aluminium
Wind Load / Resistance : 36 N at 150 Km/h / 180 Km/h
Wind Surface : 0.03 m2
Height (approx.) : CX 220 U/N 1100 mm
: CX 260 U/N 950 mm
Weight (approx.) : 600 gr
Mounting Mast : ∅35-42 mm
MOUNTING INSTRUCTIONS
ID137 HI-QUALITY ANTENNAS MADE IN ITALY
HARDWARE PARTS LIST
Qty Descriptions
n.2 U-bolts
n.4 M6 flat washer
n.4 M6 lock washer
n.4 M6 hex nut
Right mounting on mast Wrong mounting on mast