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 52 97 1<br />
FM Transmitting <strong>Antenna</strong><br />
(Turnstile <strong>Antenna</strong>) 87.5 – 108 MHz<br />
● Horizontally polarized omnidirectional broadband antenna<br />
(1, 2 or 4 bays of turnstile dipoles with decoupling elements).<br />
Type No. / Order No. 715 649 715 648 752 826<br />
Number of bays 1 2 4<br />
Gain (ref. λ/2 dipole) – 1 dB 1 dB 4 dB<br />
Max. power 500 W 1000 W 1000 W<br />
(higher power upon request)<br />
Windload (at 160 km/h) 0.75 kN 1.45 kN 2.28 kN<br />
Weight 40 kg 57 kg 180 kg<br />
Max. wind velocity 225 km/h 150 km/h 160 km/h<br />
Input<br />
7-16 female<br />
Frequency range<br />
87.5 – 108 MHz<br />
VSWR s < 1.2<br />
Impedance<br />
50 Ω<br />
Polarization<br />
Horizontal<br />
Material<br />
Aluminum and brass. Dipole cover: Fiberglass<br />
Support and flange: Hot-dip galvanized steel.<br />
Mounting By means of standard flange 265 mm ∅.<br />
Special features<br />
The antenna will be shipped dismounted.<br />
Scope of supply<br />
<strong>Antenna</strong> including splitters, connecting cables,<br />
3 dB couplers.<br />
Grounding<br />
Via mounting parts.<br />
Typical horizontal<br />
radiation pattern<br />
(at mid-band)<br />
Typical vertical<br />
radiation patterns<br />
(at mid-band)<br />
1 bay<br />
Example of a<br />
2-bay version<br />
4 bays<br />
752 826<br />
10<br />
10<br />
3<br />
dB<br />
3<br />
dB<br />
0<br />
0<br />
2 bays<br />
2 bays<br />
715 648<br />
500<br />
7900<br />
10<br />
3<br />
dB<br />
0<br />
4 bays<br />
1 bay<br />
715 649<br />
500<br />
2200<br />
4000<br />
10<br />
78<br />
3<br />
0<br />
dB<br />
ø 265<br />
All dimensions in mm.<br />
ø 265<br />
ø 265
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