765:
632:
1798:
55:
896:
will also use X band communication, on the instrument LaRa, to study the internal structure of Mars, and to make precise measurements of the rotation and orientation of Mars by monitoring two-way
Doppler frequency shifts between the surface platform and Earth. It will also detect variations in
876:
landers. When the planet Mars was passing near or behind the Sun, as seen from the Earth, a Viking lander would transmit two simultaneous continuous-wave carriers, one in the S band and one in the X band in the direction of the Earth, where they were picked up by
1261:
Matrosov, S. Y., Kennedy, P. C. and
Cifelli, R., 2014. Experimentally based estimates of relations between X-band radar signal attenuation characteristics and differential phase in rain. Journal of Atmospheric and Oceanic Technology, 31(11),
1420:
F. Peauger, A. Hamdi, S. Curt, S. Doebert, G. McMonagle, G. Rossat, K.M. Schirm, I. Syratchev, L. Timeo, S. Kuzikhov, A.A. Vikharev, A. Haase, D. Sprehn, A. Jensen, E.N. Jongewaard, C.D. Nantista and A. Vlieks:
881:
ground stations. By making simultaneous measurements at the two different frequencies, the resulting data enabled theoretical physicists to verify the mathematical predictions of
1188:
1318:
1743:
590:
1042:
1. Essential military requirements for satellite uplinks; the mobile satellite sub-band 7975-8025 MHz is for naval and land mobile satellite earth stations.
934:
541:
705:
for target identification and discrimination. X-band weather radars offer significant potential for short-range observations, but the loss of signal strength (
741:
has a single coaxial cable with a power adapter connecting to an ordinary cable modem. The local oscillator is usually 9750 MHz, the same as for K
772:
1395:
1492:
1736:
1232:
909:(ITU), the international body which allocates radio frequencies for civilian use, is not authorised to allocate frequency bands for military
1086:
906:
780:
1293:
2254:
1055:
4. In the bands 7900-7975 and 8025-8400 MHz the transportable earth stations must not cause harmful interference to other services.
995:
3. The FIXED and MOBILE services are not to be implemented in the band 7250-7300 MHz in most NATO countries, including ITU Region 2.
1707:
1033:
764:
930:
1137:
sources. The frequencies are then standardized at 11.9942 GHz (Europe) or 11.424 GHz (US), which is the second harmonic of
1729:
534:
138:
1329:
1053:
3. The FIXED and MOBILE services are not to be implemented in 7975-8025 MHz in most NATO countries, including ITU Region 2.
1124:
975:
1. Essential military requirements for satellite downlinks; the mobile satellite sub-band 7250-7300 MHz is for naval and
818:
deep-space radio communications allocations, and some higher frequencies on a more-or-less experimental basis, such as in the
754:
76:
1353:
897:
angular momentum due to the redistribution of masses, such as the migration of ice from the polar caps to the atmosphere.
1485:
886:
631:
527:
1844:
1563:
1434:
738:
119:
1839:
91:
65:
976:
574:
2244:
2139:
1752:
1548:
926:
918:
652:
570:
471:
294:
98:
2189:
1518:
1478:
1146:
1044:
2. Military requirement for earth exploration satellite (downlink) purposes in the band 8025-8400 MHz.
922:
598:
240:
72:
1399:
1173:
680:
614:
2259:
795:
105:
745:
band satellite TV LNB. Two way applications such as broadband typically use a 350 MHz TX offset.
2149:
2144:
1683:
1533:
1158:
1130:
846:
648:
415:
289:
284:
207:
30:
This article is about the microwave spectrum. For the Super NES and Sega
Genesis online adapter, see
1422:
2184:
2179:
2154:
2134:
1885:
1668:
1593:
1578:
1163:
910:
803:
726:
676:
602:
410:
299:
277:
250:
245:
87:
2174:
2022:
1995:
1905:
1890:
1608:
791:
684:
626:
255:
43:
1120:
crossing detectors. Comreg in
Ireland has allocated 10.450 GHz for Traffic Sensors as SRD.
721:
in many countries, such as Brazil, Mexico, Saudi Arabia, Denmark, Ukraine, Spain and
Ireland.
2030:
2026:
2007:
2003:
1999:
1098:
1094:
1465:
1377:
1214:
1051:
2. 7975-8025 MHz is paired with 7250-7300 MHz for the MOBILE-SATELLlTE allocation.
2164:
1935:
1910:
1778:
1638:
993:
2. 7250-7300 MHz is paired with 7975-8025 MHz for the MOBILE-SATELLlTE allocation.
784:
310:
267:
35:
1797:
814:
independent of Earth rotation. (DSN stations are also capable of using the older and lower
2213:
2126:
1968:
1900:
1183:
1113:
882:
878:
866:
862:
834:
699:
644:
229:
889:. These results are some of the best confirmations of the General Theory of Relativity.
2249:
2159:
1943:
1653:
1501:
873:
830:
734:
405:
395:
272:
222:
729:, CableFree and Ogier make systems for this, though each has a proprietary airlink.
2238:
2169:
2106:
2087:
1991:
1925:
1920:
1915:
1623:
1272:
1138:
1117:
1097:
operations are allowed in the range 10.450 to 10.500 GHz. This is known as the
1090:
998:
819:
807:
799:
702:
672:
448:
430:
385:
380:
375:
370:
365:
360:
355:
350:
345:
340:
335:
330:
325:
320:
262:
201:
197:
112:
2045:
1711:
1240:
1178:
850:
811:
656:
636:
733:(Data Over Cable Service Interface Specification) the standard used for providing
810:, and provide continual communications from the Earth to almost any point in the
2218:
1895:
1877:
1773:
1460:
1360:
858:
826:
706:
664:
54:
2199:
1867:
1862:
1816:
1793:
1193:
695:
668:
581:
range of the X band is rather indefinitely set at approximately 7.0–11.2
2208:
2055:
1831:
1809:
1788:
1763:
718:
688:
578:
563:
559:
1721:
1435:"Performance Comparison of S-band, C-band, and X-band RF Linac based XFELs"
921:. However, in order to meet military radio spectrum requirements, e.g. for
2223:
2040:
2018:
2013:
1983:
1783:
783:(ITU) exclusively for deep space telecommunications. The primary user of
722:
660:
622:
618:
499:
1015:
Military requirements for existing NATO fixed systems in some countries.
2092:
2078:
1470:
893:
838:
514:
504:
494:
453:
440:
17:
2116:
2111:
2073:
2068:
2063:
2034:
1963:
1142:
842:
815:
768:
730:
509:
489:
466:
461:
425:
420:
1958:
1854:
1768:
1102:
854:
763:
737:
to customers, uses some X band frequencies. The home / Business
630:
594:
586:
566:
181:
166:
39:
31:
1093:
operations in the frequency range 10.000 to 10.500 GHz, and
1953:
1948:
1168:
1074:
Harmonised NATO band type 2 in selected sub-bands is desirable.
1049:
1. This is a harmonised NATO band type 1 for satellite uplinks.
872:
An important use of the X band communications came with the two
788:
1725:
1474:
1973:
829:
programs that have employed X band communications include the
717:
X band 10.15 to 10.7 GHz segment is used for terrestrial
582:
48:
1046:
3. Military requirement for fixed systems in some countries.
981:
2. Military requirement for fixed systems in some countries.
1796:
1233:"What are S- and X-Band Radar and How Are They Used Today?"
1134:
709:) under rainy conditions limits their use at longer range.
1116:
often use 10.525 GHz. 10.4 GHz is proposed for
698:
of the X band provide higher-resolution imagery from
34:. For the extension to the mediumwave broadcast band, see
1071:
Military requirement for land, airborne and naval radars.
771:
70 meter X-band spacecraft communication antenna at the
1189:
Earth observation satellites transmission frequencies
589:
engineering, the frequency range is specified by the
1321:
NATO Joint Civil/Military
Frequency Agreement (NJFA)
997:
4. In the band 7300-7750 MHz the transportable
593:(IEEE) as 8.0–12.0 GHz. The X band is used for
2198:
2125:
2054:
1982:
1934:
1876:
1853:
1830:
694:X band is often used in modern radars. The shorter
188:
173:
158:
79:. Unsourced material may be challenged and removed.
1423:A 12 GHz RF POWER SOURC E FOR THE CLIC STUDY
1001:cannot claim protection from the other services.
779:Small portions of the X band are assigned by the
591:Institute of Electrical and Electronics Engineers
1145:. The European X-band frequency is used for the
643:X band is used in radar applications, including
1127:(EPR) spectrometers operate near 9.8 GHz.
659:. X-band radar frequency sub-bands are used in
1354:"VHF Handbook of IARU Region 1 (2006), pg. 50"
1737:
1486:
935:NATO Joint Civil/Military Frequency Agreement
760:Space communications for science and research
535:
38:. For the radiation band that is not RF, see
8:
151:
42:. For musical artists using the name X, see
27:Microwave radio frequency band from 8–12 GHz
1813:
1744:
1730:
1722:
1511:
1493:
1479:
1471:
956:
542:
528:
218:
150:
773:Canberra Deep Space Communication Complex
713:Terrestrial communications and networking
139:Learn how and when to remove this message
939:
1206:
913:. This is also the case pertaining to
480:
394:
309:
228:
221:
1196:: a German Earth observation satellite
1298:NASA Science Solar System Exploration
1087:International Telecommunication Union
907:International Telecommunication Union
892:The new European double Mars Mission
781:International Telecommunication Union
311:EU / NATO / US ECM
7:
77:adding citations to reliable sources
1461:United States Frequency Allocations
901:X band NATO frequency requirements
25:
1184:Voyager program#Spacecraft design
1029:MOBILE-SATELLlTE (E-s) (S5.461),
558:is the designation for a band of
1705:
53:
1294:"Radio Science Subsystem (RSS)"
1179:New Horizons telecommunications
1125:electron paramagnetic resonance
681:maritime vessel traffic control
64:needs additional citations for
1147:Compact Linear Collider (CLIC)
1101:by amateurs and the X-band by
794:(DSN). DSN facilities are in
755:X Band Satellite Communication
1:
1085:The Radio Regulations of the
1378:"10GHz wideband transceiver"
955:
941:
887:General Theory of Relativity
573:. In some cases, such as in
2255:Radio frequency propagation
1845:Ultra-high-energy gamma ray
1382:www.g3pho.free-online.co.uk
1034:Earth exploration-satellite
2276:
1840:Very-high-energy gamma ray
1466:10GHz wideband transceiver
977:land mobile earth stations
752:
612:
603:wireless computer networks
29:
1759:
1701:
1509:
1219:www.everythingweather.com
1133:may be powered by X-band
919:communications satellites
575:communication engineering
1753:Electromagnetic spectrum
990:for satellite downlinks.
984:1. This is a harmonised
927:mobile-satellite service
653:synthetic aperture radar
571:electromagnetic spectrum
1141:and fourth harmonic of
970:MOBILE-SATELLlTE (s-E)
968:FIXED-SATELLlTE (s-E),
933:nations negotiated the
923:fixed-satellite service
847:Galileo Jupiter orbiter
689:vehicle speed detection
599:satellite communication
1801:
1174:Sea-based X band Radar
1027:FIXED-SATELLlTE (E-s),
776:
640:
615:Sea-based X-band Radar
1800:
1131:Particle accelerators
796:Goldstone, California
767:
753:Further information:
691:for law enforcement.
651:, dual-polarization,
634:
1366:on February 5, 2009.
1273:"Broadband Wireless"
1159:Cassegrain reflector
749:Space communications
73:improve this article
1886:Extreme ultraviolet
1262:pp. 2442–2450.
1243:. December 19, 2022
1164:Directional antenna
911:radio communication
831:Viking Mars landers
804:Canberra, Australia
677:air traffic control
155:
1891:Vacuum ultraviolet
1802:
845:, and beyond; the
792:Deep Space Network
777:
673:weather monitoring
641:
627:AN/MPQ-64 Sentinel
481:Other TV and radio
44:X (disambiguation)
2232:
2231:
1936:Visible (optical)
1719:
1718:
1696:
1695:
1402:on March 18, 2012
1099:3-centimeter band
1095:amateur satellite
1078:
1077:
671:institutions for
647:, pulsed, single-
639:antenna on a ship
552:
551:
305:
304:
217:
216:
149:
148:
141:
123:
16:(Redirected from
2267:
1823:
1821:
1814:
1807:
1746:
1739:
1732:
1723:
1712:Radio portal
1710:
1709:
1708:
1512:
1495:
1488:
1481:
1472:
1448:
1447:
1445:
1444:
1439:
1431:
1425:
1418:
1412:
1411:
1409:
1407:
1398:. Archived from
1396:"Radio Spectrum"
1392:
1386:
1385:
1374:
1368:
1367:
1365:
1359:. Archived from
1358:
1350:
1344:
1343:
1341:
1340:
1334:
1328:. Archived from
1327:
1315:
1309:
1308:
1306:
1304:
1290:
1284:
1283:
1281:
1279:
1269:
1263:
1259:
1253:
1252:
1250:
1248:
1229:
1223:
1222:
1211:
1114:Motion detectors
989:
987:NATO band type 1
940:
869:Saturn orbiter.
787:is the American
685:defense tracking
544:
537:
530:
237:
236:
219:
184:
175:Wavelength range
169:
156:
154:
144:
137:
133:
130:
124:
122:
81:
57:
49:
36:AM expanded band
21:
2275:
2274:
2270:
2269:
2268:
2266:
2265:
2264:
2245:Microwave bands
2235:
2234:
2233:
2228:
2194:
2121:
2096:
2082:
2050:
1978:
1930:
1872:
1849:
1826:
1819:
1812:
1805:
1803:
1755:
1750:
1720:
1715:
1706:
1704:
1697:
1692:
1689:
1688:300 MHz/1 m
1687:
1677:
1674:
1672:
1662:
1659:
1657:
1647:
1644:
1643:300 kHz/1 km
1642:
1632:
1629:
1627:
1617:
1614:
1612:
1602:
1599:
1598:300 Hz/1 Mm
1597:
1587:
1584:
1582:
1572:
1569:
1568:300 GHz/1 mm
1567:
1557:
1554:
1552:
1542:
1539:
1537:
1527:
1524:
1522:
1505:
1499:
1457:
1452:
1451:
1442:
1440:
1437:
1433:
1432:
1428:
1419:
1415:
1405:
1403:
1394:
1393:
1389:
1376:
1375:
1371:
1363:
1356:
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1325:
1317:
1316:
1312:
1302:
1300:
1292:
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1287:
1277:
1275:
1271:
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1266:
1260:
1256:
1246:
1244:
1231:
1230:
1226:
1213:
1212:
1208:
1203:
1155:
1111:
1083:
1067:
1063:
1061:
1054:
1052:
1050:
1045:
1043:
1039:
1037:
1032:
1030:
1028:
1023:
1008:
996:
994:
991:
985:
980:
971:
969:
967:
962:
903:
883:Albert Einstein
867:Cassini-Huygens
863:Curiosity rover
785:this allocation
762:
757:
751:
744:
715:
700:high-resolution
645:continuous-wave
629:
611:
548:
519:
476:
457:
444:
390:
213:
191:
179:
176:
164:
161:
160:Frequency range
152:
145:
134:
128:
125:
82:
80:
70:
58:
47:
28:
23:
22:
15:
12:
11:
5:
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2263:
2262:
2257:
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2237:
2236:
2230:
2229:
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2221:
2216:
2211:
2205:
2203:
2196:
2195:
2193:
2192:
2187:
2182:
2177:
2172:
2167:
2162:
2157:
2152:
2147:
2142:
2137:
2131:
2129:
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2122:
2120:
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2104:
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2076:
2071:
2066:
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2058:
2052:
2051:
2049:
2048:
2043:
2038:
2016:
2011:
1988:
1986:
1980:
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1971:
1966:
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1956:
1951:
1946:
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1918:
1913:
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1734:
1726:
1717:
1716:
1702:
1699:
1698:
1694:
1693:
1680:
1678:
1673:30 MHz/10 m
1665:
1663:
1650:
1648:
1635:
1633:
1628:30 kHz/10 km
1620:
1618:
1605:
1603:
1590:
1588:
1583:30 Hz/10 Mm
1575:
1573:
1560:
1558:
1553:30 GHz/10 mm
1545:
1543:
1530:
1528:
1515:
1510:
1507:
1506:
1502:Radio spectrum
1500:
1498:
1497:
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1475:
1469:
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1456:
1455:External links
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1110:
1107:
1082:
1079:
1076:
1075:
1072:
1069:
1066:RADIOLOCATION
1064:
1062:10.5 GHz
1060:8500 MHz-
1057:
1056:
1047:
1040:
1025:
1019:
1018:
1016:
1013:
1010:
1004:
1003:
999:earth stations
982:
973:
964:
958:
957:
954:
953:
950:
947:
944:
902:
899:
874:Viking program
761:
758:
750:
747:
742:
735:cable internet
714:
711:
703:imaging radars
610:
607:
569:region of the
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1927:
1924:
1922:
1919:
1917:
1914:
1912:
1909:
1907:
1904:
1902:
1899:
1897:
1894:
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1889:
1887:
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1765:
1762:
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1758:
1754:
1747:
1742:
1740:
1735:
1733:
1728:
1727:
1724:
1714:
1713:
1700:
1691:
1690:3 GHz/100 mm
1686:
1685:
1679:
1676:
1671:
1670:
1664:
1661:
1658:3 MHz/100 m
1656:
1655:
1649:
1646:
1641:
1640:
1634:
1631:
1630:300 kHz/1 km
1626:
1625:
1619:
1616:
1615:30 kHz/10 km
1613:3 kHz/100 km
1611:
1610:
1604:
1601:
1600:3 kHz/100 km
1596:
1595:
1589:
1586:
1581:
1580:
1574:
1571:
1570:3 THz/0.1 mm
1566:
1565:
1559:
1556:
1555:300 GHz/1 mm
1551:
1550:
1544:
1541:
1540:30 GHz/10 mm
1538:3 GHz/100 mm
1536:
1535:
1529:
1526:
1523:3 Hz/100 Mm
1521:
1520:
1514:
1513:
1508:
1503:
1496:
1491:
1489:
1484:
1482:
1477:
1476:
1473:
1467:
1464:
1462:
1459:
1458:
1454:
1436:
1430:
1427:
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1417:
1414:
1401:
1397:
1391:
1388:
1383:
1379:
1373:
1370:
1362:
1355:
1349:
1346:
1335:on 2016-03-04
1331:
1324:
1322:
1314:
1311:
1299:
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1286:
1274:
1268:
1265:
1258:
1255:
1242:
1238:
1234:
1228:
1225:
1220:
1216:
1215:"Radar Bands"
1210:
1207:
1200:
1195:
1192:
1190:
1187:
1185:
1182:
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1177:
1175:
1172:
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1162:
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1157:
1156:
1152:
1150:
1148:
1144:
1140:
1136:
1132:
1128:
1126:
1121:
1119:
1118:traffic light
1115:
1108:
1106:
1104:
1100:
1096:
1092:
1091:amateur radio
1088:
1081:Amateur radio
1080:
1073:
1070:
1068:Radiolocation
1065:
1059:
1058:
1048:
1041:
1035:
1026:
1021:
1020:
1017:
1014:
1011:
1006:
1005:
1002:
1000:
988:
983:
978:
974:
965:
960:
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951:
948:
945:
942:
938:
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932:
928:
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920:
916:
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908:
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898:
895:
890:
888:
884:
880:
875:
870:
868:
864:
860:
856:
852:
848:
844:
840:
836:
832:
828:
825:Notable deep
823:
821:
817:
813:
809:
808:Madrid, Spain
805:
801:
800:Mojave Desert
797:
793:
790:
786:
782:
774:
770:
766:
759:
756:
748:
746:
740:
736:
732:
728:
724:
720:
712:
710:
708:
704:
701:
697:
692:
690:
686:
682:
678:
674:
670:
666:
662:
658:
657:phased arrays
654:
650:
646:
638:
633:
628:
624:
620:
616:
608:
606:
604:
600:
596:
592:
588:
584:
580:
576:
572:
568:
565:
561:
557:
545:
540:
538:
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531:
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522:
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511:
508:
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491:
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479:
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468:
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463:
460:
458:
452:
450:
447:
445:
439:
437:
434:
432:
429:
427:
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422:
419:
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414:
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409:
407:
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403:
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400:
397:
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387:
384:
382:
379:
377:
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372:
369:
367:
364:
362:
359:
357:
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347:
344:
342:
339:
337:
334:
332:
329:
327:
324:
322:
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316:
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312:
308:
301:
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239:
238:
235:
234:
231:
227:
224:
220:
209:
206:
203:
199:
196:
195:
193:
190:Related bands
187:
183:
178:
172:
168:
163:
157:
143:
140:
132:
129:February 2008
121:
118:
114:
111:
107:
104:
100:
97:
93:
90: –
89:
85:
84:Find sources:
78:
74:
68:
67:
62:This article
60:
56:
51:
50:
45:
41:
37:
33:
19:
2260:X band radar
2101:
1804:
1703:
1682:
1681:
1675:300 MHz/1 m
1667:
1666:
1660:30 MHz/10 m
1652:
1651:
1645:3 MHz/100 m
1637:
1636:
1622:
1621:
1607:
1606:
1592:
1591:
1585:300 Hz/1 Mm
1577:
1576:
1562:
1561:
1547:
1546:
1532:
1531:
1525:30 Hz/10 Mm
1517:
1516:
1441:. Retrieved
1429:
1416:
1404:. Retrieved
1400:the original
1390:
1381:
1372:
1361:the original
1348:
1337:. Retrieved
1330:the original
1320:
1313:
1301:. Retrieved
1297:
1288:
1276:. Retrieved
1267:
1257:
1245:. Retrieved
1241:Leonardo DRS
1237:Leonardo.com
1236:
1227:
1218:
1209:
1129:
1122:
1112:
1084:
992:
986:
914:
904:
891:
871:
851:New Horizons
837:missions to
824:
812:Solar System
778:
775:, Australia.
716:
693:
649:polarization
642:
637:marine radar
555:
553:
435:
200: /
135:
126:
116:
109:
102:
95:
83:
71:Please help
66:verification
63:
2219:Medium wave
1896:Lyman-alpha
1878:Ultraviolet
1817:wavelengths
1810:frequencies
1774:Ultraviolet
859:Kuiper belt
853:mission to
827:space probe
806:, and near
707:attenuation
696:wavelengths
560:frequencies
223:Radio bands
153:IEEE X band
2239:Categories
2200:Wavelength
2056:Microwaves
1868:Hard X-ray
1863:Soft X-ray
1832:Gamma rays
1764:Gamma rays
1443:2023-09-10
1339:2016-01-08
1201:References
1194:TerraSAR-X
1109:Other uses
1038:(S5.462A),
669:government
635:An X-band
613:See also:
99:newspapers
2214:Shortwave
2209:Microwave
1789:Microwave
1303:23 August
1022:7900-8400
1007:7750-7900
972:(S5.461)
961:7250-7750
917:military
719:broadband
579:frequency
564:microwave
180:3.75–2.5
165:8.0–12.0
2224:Longwave
1984:Infrared
1784:Infrared
1153:See also
937:(NJFA).
865:and the
857:and the
802:), near
798:(in the
723:Alvarion
665:military
623:AN/SPY-3
619:AN/TPY-2
300:12 (THF)
295:11 (EHF)
290:10 (SHF)
88:"X band"
1815:longer
1808:higher
1779:Visible
1406:June 1,
894:ExoMars
839:Jupiter
835:Voyager
562:in the
285:9 (UHF)
278:8 (VHF)
256:4 (VLF)
251:3 (ULF)
246:2 (SLF)
241:1 (ELF)
202:J bands
113:scholar
2117:L band
2112:S band
2107:C band
2102:X band
2088:K band
2074:Q band
2069:V band
2064:W band
1969:Orange
1964:Yellow
1944:Violet
1855:X-rays
1769:X-rays
1247:3 July
1143:S-band
1139:C-band
1089:allow
929:, the
915:X band
861:, the
849:; the
843:Saturn
833:; the
820:K band
816:S band
769:DSS-43
731:DOCSIS
687:, and
667:, and
655:, and
625:, and
601:, and
577:, the
556:X band
273:7 (HF)
268:6 (MF)
263:5 (LF)
204:(NATO)
115:
108:
101:
94:
86:
18:X-band
2250:Radar
2202:types
2127:Radio
2023:Bands
1996:Bands
1959:Green
1794:Radio
1504:(ITU)
1438:(PDF)
1364:(PDF)
1357:(PDF)
1333:(PDF)
1326:(PDF)
1278:5 May
1123:Many
1103:AMSAT
1036:(s-E)
1031:FIXED
1012:FIXED
966:FIXED
855:Pluto
661:civil
609:Radar
595:radar
587:radar
585:. In
567:radio
396:IEEE
210:(ITU)
120:JSTOR
106:books
40:X-ray
32:XBAND
2097:band
2083:band
2041:LWIR
2019:MWIR
2014:SWIR
1954:Cyan
1949:Blue
1408:2011
1305:2022
1280:2020
1249:2024
1169:XTAR
1024:MHz
963:MHz
952:(d)
931:NATO
925:and
905:The
789:NASA
727:CBNL
554:The
230:ITU
92:news
2190:ELF
2185:SLF
2180:ULF
2175:VLF
2155:VHF
2150:UHF
2145:SHF
2140:EHF
2135:THF
2046:FIR
1992:NIR
1974:Red
1926:UVA
1921:UVB
1916:UVC
1911:NUV
1906:MUV
1901:FUV
1684:UHF
1669:VHF
1609:VLF
1594:ULF
1579:SLF
1564:THF
1549:EHF
1534:SHF
1519:ELF
1009:MHz
949:(c)
946:(b)
943:(a)
885:'s
879:DSN
822:.)
739:CPE
583:GHz
500:III
416:UHF
411:VHF
208:SHF
167:GHz
75:by
2241::
2170:LF
2165:MF
2160:HF
2033:,
2029:,
2025::
2006:,
2002:,
1998::
1654:HF
1639:MF
1624:LF
1380:.
1296:.
1239:.
1235:.
1217:.
1149:.
1135:RF
1105:.
841:,
725:,
683:,
679:,
675:,
663:,
621:,
617:,
605:.
597:,
515:VI
505:IV
495:II
472:mm
406:HF
182:cm
2095:u
2093:K
2081:a
2079:K
2037:)
2035:N
2031:M
2027:L
2021:(
2010:)
2008:H
2004:K
2000:J
1994:(
1820:→
1806:←
1745:e
1738:t
1731:v
1494:e
1487:t
1480:v
1446:.
1410:.
1384:.
1342:.
1323:"
1319:"
1307:.
1282:.
1251:.
1221:.
979:.
743:u
543:e
536:t
529:v
510:V
490:I
467:W
462:V
456:a
454:K
449:K
443:u
441:K
436:X
431:C
426:S
421:L
386:N
381:M
376:L
371:K
366:J
361:I
356:H
351:G
346:F
341:E
336:D
331:C
326:B
321:A
198:I
142:)
136:(
131:)
127:(
117:·
110:·
103:·
96:·
69:.
46:.
20:)
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