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[[Berkas:Dcf77.jpg|
[[Berkas:Low_cost_DCF77_receiver.jpg|
[[Berkas:Dcf weite.jpg|
'''DCF77''' adalah stasiun [[jam radio]] dengan [[gelombang panjang]] yang berlokasi di [[Mainflingen]], sekitar 25
Sinyal pembawa 77.5
* tanggal dan waktu aktual;
Baris 18:
Sejak 2003, terdapat 14 bit yang sebelumnya tidak dipakai, kini dipakai untuk sinyal emergensi. Saat ini sinyal emergensi ini masih dalam percobaan untuk menggantikan jaringan alarm pertahanan sipil Jerman.
DCF77 adalah suatu [[callsign]] yang maksudnya, D=''Deutschland'' (Germany), C=long wave signal, F=Frankfurt, 77=frequency: 77.5
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! Bit || Weight || Meaning
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| '':59'' ||colspan=2| 0 bit transmitted immediately before leap seconds.<ref name=timecode/>
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Although the time code only includes two digits of year, it is possible to deduce two bits of century using the day of week. There is still a 400-year ambiguity, as the [[Gregorian calendar]] repeats weeks every 400 years.
Baris 188:
Z2 indicates UTC+1.
==
{{reflist}}
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== Pranala luar ==
Baris 195 ⟶ 196:
* {{de icon}} [http://www.dcf77.de/ The atomic clock in Frankfurt/Main Germany]
* [http://www.eecis.udel.edu/~mills/ntp/dcf77.html Time code description]
* [http://inter-actief.cs.utwente.nl/~ptdeboer/ham/sdr/leapsecond.html Observation of DCF77 during a leap second] {{Webarchive|url=https://web.archive.org/web/20100526030302/http://inter-actief.cs.utwente.nl/~ptdeboer/ham/sdr/leapsecond.html |date=2010-05-26 }}
{{TimeSig}}
{{Time Topics}}
{{Time measurement and standards}}
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[[Kategori:Jam]]
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