Druckschrift 9981.0190, Broadcast Antenna Systems - Romkatel
Druckschrift 9981.0190, Broadcast Antenna Systems - Romkatel
Druckschrift 9981.0190, Broadcast Antenna Systems - Romkatel
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K 72 20 4. .<br />
Omnidirectional <strong>Antenna</strong><br />
470 – 860 MHz<br />
● Broadband omnidirectional antenna<br />
Type No. / Order No. 750 10087<br />
Number of bays 5<br />
Input<br />
3 1 /8″ EIA flange<br />
Frequency range<br />
470 – 860 MHz<br />
VSWR<br />
1.1 in the whole frequency range<br />
Optimization by tuning<br />
Gain (ref. to λ/dipole)<br />
11.5 dB at mid-band<br />
Vertical 3 dB beamwidth4.5°<br />
Impedance<br />
50 Ω<br />
Polarization<br />
Horizontal<br />
Max. power<br />
6 kW (average)<br />
(at 40 °C ambient temperature)<br />
Weight<br />
Approx. 250 kg<br />
Windload (at 160 km/h)<br />
1.8 kN<br />
Max. wind velocity<br />
225 km/h<br />
Height<br />
6.1 m<br />
Packing size<br />
6500 x 500 x 600 mm<br />
Material:<br />
Mounting:<br />
Grounding:<br />
Omnidirectional antenna in protective fiberglass<br />
radome with a diameter of 300 mm.<br />
On top of existing structure by means of an<br />
adapter. Mounting dimensions upon request.<br />
Via mounting parts.<br />
diameter 18<br />
Radiation Patterns (at mid-band)<br />
280<br />
1.0<br />
5 bays<br />
E rel<br />
0 α°<br />
0.5<br />
460<br />
10<br />
3<br />
0<br />
dB<br />
Horizontal Radiation Pattern<br />
0<br />
5<br />
10 15 20<br />
Vertical Radiation Pattern<br />
with null-fill<br />
115
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