Procom CXL 70-8HD-... User Manual

Cxl 70-8hd/...-pt

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CXL 70-8HD/...-PT

Sturdy, 8 dBd, Omnidirectional Base Station Antenna for the

450 MHz Band

DESCRIPTION

CXL 70-8HD/…-PT is an 8 dBd, vertically polarized, omnidirectional base

station antenna for the 450 MHz band.
The antenna has a bandwidth of 20 MHz. Please specify centre

frequency or duplex TX and RX when ordering.
The antenna has been approved to withstand lightning (10/350 μs

impulses/100 kA) according to EN 61643-11, VDE 0855-300 and VDE

0185-305-114 in FH-Kiel Laboratory in Germany.
The antenna is provided with our sturdy type “HD” mast mount, which is

a heavy-duty, multipurpose mounting bracket made of non-corrosive

aluminium. The accompanying U-bolts and fittings are made of stainless

steel.
The antenna can be mounted on mast tubes of 58 to 105 mm in outer

diameter. Further, the construction of the mount makes it possible to

lead the cable either along the inside oron the outside of the mast tube.
In designing this antenna special emphasis has been laid on obtaining a

large bandwidth both in relation to SWR and gain, making this antenna

highly suitable for duplex operation with large spacing between the TX

and RX frequencies. The phasing of the radiating elements is carefully

adjusted to yield maximum gain in the horizontal plane, with the level of

the sidelobes reduced to a minimum.
The antenna element is sealed in a high-quality, conical glass fibre tube

with low wind-load, which will ensure performance undisturbed in all

climates.
To substantially reduce noise caused by atmospherical discharges, all

metal parts in the antenna are DC-grounded. Consequently, the antenna

shows a DC-short across the coaxial cable.
CXL 70-8HD/…-PT is a vibration-proof, slim-line, corrosion-resistant,

modern style base station antenna.
The CXL 70-8HD/... PT can be ordered on other frequencies on request.

ORDERING DESIGNATIONS

TYPE

FREQUENCY

PRODUCT NO.

CXL 70-8HD/L-PT

380 - 395 MHz

CXL 70-8HD/H-PT

410 - 430 MHz

CXL 70-8HD/LM-PT

425 - 445 MHz

CXL 70-8HD/HM-PT

440 - 460 MHz

SPECIFICATIONS

ELECTRICAL

MODEL

CXL 70-8HD/...-PT

ANTENNA TYPE

High-gain collinear

FREQUENCY

20 MHz wide frequency segments within the

380 - 470 MHz range.

IMPEDANCE

Nom. 50 Ω

RADIATION

Omnidirectional

POLARIZATION

Vertical

GAIN

10 dBi 8 dBd

HALF POWER BEAMWIDTH 12°
BANDWIDTH

20 MHz

SWR

≤ 1.5

MAX. POWER

250 W

ANTISTATIC PROTECTION

All metal parts DC-grounded

(Connector shows a DC-short)

MECHANICAL

TEMP. RANGE

-30°C → +70°C

CONNECTOR

N-female

WIND SURFACE

0.29 m² / 3.12 feet²

WIND LOAD

368 N @ 160 km/h

WIND VELOCITY

Tested to 200 km/h

COLOUR

Marine white

MATERIALS

Radome: Polyurethane-coated glass fibre

Mounting bracket: Seawater resistant aluminium,

polyester coated

TOTAL HEIGHT

Approx. 5.3 m / 208.66 in (Dep. on frequency)

WEIGHT

Approx. 9 kg / 18.84 lb

MOUNTING

On 58 - 105 mm / 2.28 - 4.13 in dia. mast tube

MULTI-PURPOSE MOUNTING BRACKET

PLEASE NOTE

When using the CXL 70-8HD/…-PT at windy locations where wind speeds of

more than (e.g. 150 km/h) can be expected, the antenna must be mounted

on the side of the mast and the top section of the glass fibre tube stabilized

with a bracket. For this purpose the Fixatid Bracket FB-HD/78 with the

slideable side mounting Arms (SMC) can be used.

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