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Mysterious SOS signals from cordless phone baffle coast guard(Japan)
Mainichi Daily News ^ | 11 Aug 2006 | Mainichi Daily News

Posted on 08/13/2006 6:20:31 PM PDT by Marius3188

CHOSHI, Chiba -- Japan Coast Guard officials investigating nearly 280 false emergency signals they received in June and July tracked the source to a cordless phone in a house here, but remain baffled over what caused the signals to be sent.

Officials said a total of 279 SOS signals, usually sent by ships or planes via satellite when they become stranded, were detected off the coast of Choshi in June and July this year. Japan Coast Guard officials sent out rescue workers more than 20 times but they found nothing, leading them to consider the possibility of pranks or terrorism.

It was realized on June 25 that a signal was continuously being sent out, but searches at sea turned up nothing unusual. The signal continued to be emitted during the day and at night, and on July 9 the coast guard received a total of 17 SOS signals.

Officials said that when an emergency button on vessels is pressed, a 243-megahertz signal is sent out and relayed via satellite to the Japan Coast Guard. To investigate the mystery SOS signals, the coast guard sent out a total of 18 patrol vessels and 19 aircraft.

Since nothing unusual was happening at sea, officials presumed that the signals were coming from the coastline. They used direction-finding equipment on a sophisticated jet to track the signal down to a house along the coast of Choshi.

The Kanto Bureau of Telecommunications, which monitors illegal radio signals, conducted an inspection with the Japan Coast Guard on July 20, with the homeowner's permission. They found that strong signals matching the SOS signals were being sent from a cordless phone produced in 1991.

To the owner's surprise, when the phone was switched off, the signals ceased.

The reason the signals were being sent, however, remains a mystery. The telecommunications bureau asked the phone's manufacturer to investigate the reason, but, perhaps because the phone was reset when it was switched off, the false signals stopped being sent.

"If we can't reproduce the signals, we'll never know the reason," a perplexed official said. (Mainichi)


TOPICS: Japan; Miscellaneous; Unclassified
KEYWORDS: callingartbell; coastguard; cordless; japan; phone; possessed; sos
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1 posted on 08/13/2006 6:20:32 PM PDT by Marius3188
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To: Marius3188
IIRC the US Coast Guard had a similar problem in Washington a while back. It was traced to some television sets.

L

2 posted on 08/13/2006 6:23:32 PM PDT by Lurker (I support Israel without reservation. Hizbollah must be destroyed to the last man.)
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To: Marius3188

I remember hearing about something happening weird like this with the culprit being heating oil furnaces phoning for service, with this mechanism no longer supported. Perhaps it was just one of those urban legends...


3 posted on 08/13/2006 6:24:02 PM PDT by C210N (Bush SPYED, Terrorists DIED!)
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To: Marius3188
overheated electronic components change values and can change the frequencies. either base freq or its harmonics.

Turning off the unit allowed the components to cool off bringing their values back to near normal.
4 posted on 08/13/2006 6:24:44 PM PDT by TimesDomain (When a judge declares himself "MASTER", you become his "SLAVE")
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To: C210N

What a boring theory. I say they're messages from beyond the grave.


5 posted on 08/13/2006 6:25:14 PM PDT by Sofa King (A wise man uses compromise as an alternative to defeat. A fool uses it as an alternative to victory.)
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To: Marius3188

243MHZ * 9.87654321 = 2.4Ghz


6 posted on 08/13/2006 6:25:46 PM PDT by RFC_Gal (It's not just a boulder; It's a rock! A ro-o-ock. The pioneers used to ride these babies for miles!)
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To: Marius3188

A+Bert ???


7 posted on 08/13/2006 6:26:08 PM PDT by cmsgop ( President Mahmud Ahmadinejad Must Purify Himself in The Waters of Lake Minnetonka)
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To: Marius3188

Since when does anyone understand CW anymore?


8 posted on 08/13/2006 6:27:48 PM PDT by steveo (ADVERTISEMENT)
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To: Marius3188

Damn Bush!


9 posted on 08/13/2006 6:28:26 PM PDT by isthisnickcool (You! Shake your junk!)
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To: Sofa King

LOL...


10 posted on 08/13/2006 6:30:12 PM PDT by johnny7 (“And what's Fonzie like? Come on Yolanda... what's Fonzie like?!”)
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To: cmsgop

< SNORT >


11 posted on 08/13/2006 6:34:05 PM PDT by Vermonter
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To: Marius3188

They obviously have never read Nevil Shute's "On the Beach".


12 posted on 08/13/2006 6:52:23 PM PDT by Ole Okie
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To: Ole Okie
They obviously have never read Nevil Shute's "On the Beach".

Yeah, that was quite the disappointment for those guys, wasn't it? :^)

13 posted on 08/13/2006 6:56:11 PM PDT by Dumpster Baby ("Hope somebody finds me before the rats do .....")
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To: Marius3188

Would you believe...the old coke bottle and window shade trick!


14 posted on 08/13/2006 7:06:56 PM PDT by Graymatter (Don't like the PC, the lies, of the MSM? Don't watch TV.)
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To: Marius3188
Was Castro in Japan?
15 posted on 08/13/2006 7:07:19 PM PDT by msnimje ("Beware the F/A - 22 Raptor with open doors" -- Unknown US NAVY Raptor Pilot)
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To: Marius3188

I don't understand this stuff. When I had a dial-up Internet connection, I had two phone lines. When I switched to DSL, I unplugged the devices that connected to the second phone line. My second phone line then started placing 911 calls.
The police did respond. After two days of that, I figured out that I needed to get that phone line cancelled ASAP.

What makes phone lines transmit signals without any initiating action?


16 posted on 08/13/2006 7:09:05 PM PDT by speekinout
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To: Marius3188

Puts me in mind of the Star Trek 1 movie and V-GER.


17 posted on 08/13/2006 7:31:10 PM PDT by Mrs. Shawnlaw (No NAIS! And the USDA can bugger off, too!)
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To: Marius3188

Time to call in Ghost Hunters..


18 posted on 08/13/2006 7:44:06 PM PDT by 12th_Monkey
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To: cmsgop
A+Bert ???

LMAO!! Too funny!!

19 posted on 08/13/2006 7:45:56 PM PDT by airborne (Fecal matter is en route to fan! Contact is imminent!)
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To: cmsgop; A+Bert

What's the frequency, A+Bert?


20 posted on 08/13/2006 7:47:11 PM PDT by airborne (Fecal matter is en route to fan! Contact is imminent!)
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