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automation system, which held up to seven days of twenty-four-hour programming. A time clock was incorporated allowing station IDs and frequency change announcements to be aired at predetermined times. Music, commercials and jingles were all called up from a series of carts also by the computer system.
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Superrock KYOI was located at
Agingan point of Saipan island. Both studio and transmitter facilities were co-sited in the same building, a 2,000-square-foot (190 m) concrete structure designed to withstand hurricane winds of 150 miles per hour and earthquakes of magnitude 3 on the Richter scale.
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Syndicate Inc. purchased KYOI. Although the station's Top 40/CHR format was initially retained, it was increasingly interrupted over the next few years by news and religious programming. The station also began referring to itself as "All Hit KYOI" during this time. Broadcasts of music programs were
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trends. However, the music format consisted chiefly of
Western pop and rock, with very few J-pop singles played; the playlist included a flavoring of oldies dating back to the 1960s in addition to current and recent hit records. On-air features included a weekly Top 30 countdown (presented in both
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Company, and then air-freighted to Saipan. All programming was prerecorded or voice-tracked; the station employed no live announcers although song title and artist information were given in prerecorded announcements. KYOI retained a representative in Japan to advise the programmer of the latest in
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The idea for
Superrock KYOI was first proposed in 1980, due to the popularity of shortwave radio in Japan, which led to the idea of using the medium of shortwave to satisfy Japanese teenagers' and young adults' appetite for Western pop and rock music, as the Western concept of Top-40 or Album Rock
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controlled primarily by a computer audio sequencing system, with automated song title and station identification announcements inserted as required. The same computer system was also used to change frequency 4 times daily, completely eliminating operator error. The music was run from a program
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418-D-2, 100-kilowatt high level plate modulated, with an automatic servo system, allowing pre-tuning of channels in use. Three tubes sat in tanks of distilled water that boiled off into steam and then condensed back into water to be returned to the system.
119:. To promote a new standard of broadcasting, Superrock KYOI had a carefully selected name: "Super" having a very strong, positive meaning in Japan, and "YOI" meaning "good" in Japanese. With the slogan "Super Rock" and the promise of "rock and roll from
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and other devices which were needed to keep the station on the air around the clock. On-air announcements and station IDs were done in both
English and Japanese and time checks were always given in
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KYOI received thousands of letters and reception reports, and acknowledged all reports with cards postmarked "Saipan CM". The station also hoped to encourage interest in Saipan as a vacation spot.
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was beamed to a primarily young
Japanese audience of 18- to 30-year-olds from one end of Japan to the other. Among major advertisers supporting the station and its programs were
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The entire plant was self-sufficient, with its own 450-kilowatt diesel generator and a 2,500-gallon water catchment system with filtering unit and compression
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radio formats did not exist in Japan at the time. The station began transmitting
December 17, 1982. Initial frequencies were 11.9, 15.19, 15.405, and 9.67
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completely terminated in 1989 with the station's callsign changing to KHBI and the format changing to full-time religion. In 1998 HBS sold the station to
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island in the
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The antenna system consisted of a complex and elaborate array, composed of 16
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English and
Japanese), "Music World" music news briefs, and a
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In
December 1986, the Herald Broadcasting division of the
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From its two 170-foot (52 m) towers, the latest in
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employed just six staff, working as operators, antenna
123:" (although the station's headquarters were located in
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Shortwave radio station in the
Northern Mariana Islands
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1989 disestablishments in the Northern Mariana Islands
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1982 establishments in the Northern Mariana Islands
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1214:Defunct mass media in the Northern Mariana Islands
223:All programs of Superrock KYOI were prepared in
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152:. The station had a powerful transmitter, a
1189:Defunct radio stations in the United States
1131:Shortwave broadcasting in the United States
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794:List of radio stations in U.S. Territories
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298:"Herald Broadcasting Sells Saipan Station"
1229:Rock radio stations in the United States
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101:Broadcasting antenna at Agingan Point,
850:stations located in the United States
1199:Radio stations disestablished in 1989
7:
1194:Radio stations established in 1982
429:"Listen Superrock KYOI on Last.fm"
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204:The main creator of station was
1234:Defunct shortwave radio stations
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324:. The DX Archive. Archived from
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1224:Japan–United States relations
1159:1. CP granted, not yet on air
358:. Radiodx.com. Archived from
275:. 1989-08-24. Archived from
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1179:International broadcasters
245:music feature prepared by
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356:"A brief history of KYOI"
132:Christian Science Monitor
759:Northern Mariana Islands
468:Northern Mariana Islands
868:American Forces Network
154:Continental Electronics
466:Radio stations in the
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37:15.12111°N 145.69306°E
328:on September 27, 2007
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861:Government stations
783:U.S. Virgin Islands
273:"Call Sign History"
218:Japan Standard Time
42:15.12111; 145.69306
33: /
721:Radio stations in
566:NOAA Weather Radio
362:on January 3, 2007
238:Japanese pop music
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143:Technical details
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496:FM frequency
477:AM frequency
413:. Retrieved
411:(in Russian)
398:. Retrieved
396:(in Russian)
383:. Retrieved
379:the original
364:. Retrieved
360:the original
345:. Retrieved
330:. Retrieved
326:the original
302:. Retrieved
300:. 1998-07-02
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281:. Retrieved
277:the original
267:
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222:
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195:KYOI sticker
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51:
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18:
878:Radio Martí
804:1. Also on
771:Puerto Rico
539:Translators
243:modern rock
225:Los Angeles
92:New Zealand
62:located at
40: /
28:145°41′35″E
1173:Categories
415:2011-04-27
400:2008-06-12
385:2018-07-29
366:2008-06-12
347:2008-06-12
332:2008-06-12
304:2009-04-18
283:2009-04-18
260:References
229:California
174:rock music
166:rock music
56:short-wave
25:15°07′16″N
1025:KYOI/KHBI
806:shortwave
592:call sign
569:frequency
88:Australia
72:pop music
1124:See also
790:See also
670:Defunct
231:by the
214:riggers
162:dipoles
110:History
605:K221EF
600:K207FH
581:162.55
322:"KYOI"
210:Saipan
184:, and
103:Saipan
64:Saipan
54:was a
1156:Notes
801:Notes
660:WXM86
655:WXM85
576:162.4
529:103.9
524:100.3
251:telex
200:Staff
178:Seiko
84:China
76:Japan
1115:WYFR
1110:WWRB
1105:WWFV
1100:WWBS
1095:WTJC
1090:WSHB
1085:WNYW
1080:WNRI
1075:WJIE
1070:WHRA
1065:WGTG
1060:WGEO
1055:WCSN
1050:WBOH
1045:KWHR
1040:KUSW
1035:KTBN
1030:KRHO
1020:KVOH
1015:KGEI
1010:KFBS
1005:KAIJ
989:WWCR
984:WTWW
979:WRNO
974:WRMI
969:WMLK
964:WJHR
959:WIPE
954:WINB
949:WHRI
944:WEWN
939:WBCQ
934:KTWR
929:KTMI
924:KSDA
919:KNLS
914:KJES
909:KIMF
893:WWVH
747:Guam
708:WXLD
703:KYOI
693:KNUT
688:KHBI
683:KFBS
650:KZMI
645:KWAW
640:KRNM
635:KPXP
630:KORU
625:KMOP
620:KKMP
615:KHBI
610:KFBS
552:92.1
547:89.3
519:97.9
514:91.5
509:89.9
504:88.1
485:1440
247:KROQ
182:Sony
150:tank
121:L.A.
80:USSR
70:and
68:rock
888:WWV
590:By
494:By
475:By
117:MHz
74:to
58:US
1175::
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369:.
350:.
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307:.
286:.
105:.
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