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104:. Two pairs of identical vertical batwing-shaped elements are mounted at right angles around a common mast. Element “wings” on opposite sides are fed as a dipole. To generate an omnidirectional pattern, the two dipoles are fed 90°
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of 1.1:1. This makes the antenna design suitable for broadcasters who wish to use a single antenna to transmit multiple television signals and thus made the batwing the preferred antenna for lowband TV stations
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To reduce power radiated in the unwanted axial directions, in broadcast applications multiple bays fed in phase are stacked vertically with a spacing of approximately one
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131:(more of the energy radiated in horizontal directions and less into the sky or down at the earth), suitable for terrestrial broadcasting.
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127:, to create a collinear array. This generates an omnidirectional radiation pattern with increased horizontal
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is close to omnidirectional but has four small lobes (maxima) in the directions of the four elements.
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radiation in the horizontal plane. Each group of four elements at a single level is referred to as a
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signal. The advantage of the "batwing" design for television broadcasting is that it has a wide
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199:. Washington D. C.: US National Assoc. of Broadcasters. pp. 343–344, 358–359.
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88:. It was the first widely used television broadcasting antenna.
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National
Association of Broadcasters Engineering Manual, 6th Ed
155:; channels 2–6) in the early days of broadcast television.
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characteristics. Batwing antennas generate a horizontally
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Four-bay super turnstile television broadcasting antenna at
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frequencies, named for its distinctive shape resembling a
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Markley, Don (1 Apr 2004). "Television antenna systems".
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The "batwing" shape of the elements is adapted from the
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96:Batwing antennas are a specialized type of crossed
842:This article related to radio communications is a
234:. Vol. III: Antenna Applications. Springer.
146:of approximately 20% of operating frequency at a
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209:: CS1 maint: multiple names: authors list (
142:), used because it gives the antenna a wide
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846:. You can help Knowledge (XXG) by
793:. You can help Knowledge (XXG) by
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754:Circularly disposed antenna array
572:Folded inverted conformal antenna
190:Bartlett, George W., Ed. (1975).
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72:of batwing antennas are used as
286:Electronics Technology Handbook
230:; Lee, S.W. (31 October 1993).
24:television transmitter, Germany
1:
903:Radio frequency antenna types
394:Dielectric resonator antenna
288:. McGraw-Hill Professional.
265:Milligan, Thomas A. (2005).
929:
913:Radio communications stubs
829:
772:
92:Design and characteristics
657:Regenerative loop antenna
652:Reflective array antenna
562:Corner reflector antenna
108:. The antenna radiates
36:of a single batwing bay
908:Foreign relations stubs
552:Collinear antenna array
74:television broadcasting
46:super turnstile antenna
734:Reconfigurable antenna
697:Yagi–Uda antenna
672:Short backfire antenna
409:Folded unipole antenna
284:Sclater, Neil (1999).
110:horizontally polarized
76:antennas due to their
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25:
389:Crossed field antenna
267:Modern Antenna Design
258:Broadcast Engineering
31:
19:
706:Application-specific
597:Log-periodic antenna
469:Rubber ducky antenna
444:Inverted vee antenna
419:Ground-plane antenna
269:. Wiley-IEEE Press.
785:This article about
617:Offset dish antenna
464:Random wire antenna
100:, a variant of the
759:Television antenna
607:Microstrip antenna
547:Choke ring antenna
542:Cassegrain antenna
439:Inverted-F antenna
351:Isotropic radiator
48:is a broadcasting
38:
26:
898:Radio electronics
855:
854:
802:
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787:foreign relations
767:
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744:Reference antenna
637:Parabolic antenna
557:Conformal antenna
479:Turnstile antenna
374:Biconical antenna
276:978-0-471-45776-3
165:Turnstile antenna
140:biconical antenna
136:butterfly antenna
118:radiation pattern
102:turnstile antenna
34:radiation pattern
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893:Antennas (radio)
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718:Corner reflector
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494:Umbrella antenna
459:Monopole antenna
414:Franklin antenna
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232:Antenna Handbook
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724:Evolved antenna
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687:Vivaldi antenna
662:Rhombic antenna
587:Helical antenna
577:Fractal antenna
522:AS-2259 Antenna
503:
434:Helical antenna
404:Discone antenna
384:Coaxial antenna
369:Batwing antenna
361:Omnidirectional
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682:Sterba antenna
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138:(a flattened
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848:expanding it
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795:expanding it
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677:Slot antenna
647:Quad antenna
632:Planar array
627:Phased array
602:Loop antenna
592:Horn antenna
499:Whip antenna
484:T2FD antenna
429:Halo antenna
424:G5RV antenna
368:
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106:out of phase
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527:AWX antenna
509:Directional
379:Cage aerial
32:Calculated
887:Categories
241:0442015941
171:References
125:wavelength
720:(passive)
582:Gizmotchy
489:T-antenna
343:Isotropic
205:cite book
144:bandwidth
86:bandwidth
82:polarized
22:MĂĽhlacker
739:Rectenna
537:Cantenna
228:Lo, Y.T.
159:See also
62:bat wing
52:used at
334:Antenna
221:Sources
116:. The
66:bow tie
50:antenna
42:batwing
713:ALLISS
292:
273:
249:
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153:Band I
789:is a
692:WokFi
336:types
197:(PDF)
844:stub
791:stub
290:ISBN
271:ISBN
247:ISBN
236:ISBN
211:link
148:VSWR
129:gain
56:and
114:bay
64:or
58:UHF
54:VHF
44:or
889::
207:}}
203:{{
178:^
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151:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.