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Old September 15th 04, 11:45 PM
Mobile Radio Specialist
 
Posts: n/a
Default 5.8 GHz Cordless Telephones

The next generation of cordless telephones
will operate at the 5.8 GHz

The frequency range is either
5.725-5.825 GHz or 5.725-5.850 GHz

Google "5.8 GHz cordless phones" for more info.
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Old September 16th 04, 05:05 AM
krackula
 
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Default


actually ............

the " next " generation of cordless phones will be UWB phones
operating in the 5 and 10 gig spectrum. ( with uwb , frequency is
not specifically relevant , only the general band they operate on )
.. the " past " generation of cordless phones , operating at 2.4 gig
hz , was discontinued by asian makers last year sometime ( or
before for some ) , to tool up for the " current " generation of 5
gig digital ( all 5 gig phones are digital or spread spectrum )
cordless phone production. plain digital UWB transmissions are 10X
more secure than the best spread spectrum radios / phones.
consumer scanners could not detect spread spectrum phones and the
new UWB radios will be MUCH harder ( 10X ) than spreaders to find.
no known available radio equipment ( not even watkins johnson
or Racal ) can detect UWB transmissions from a distance yet.
( even old watkins johnson could find spread spectrum carriers , tho
not decode the digital modulation codec )

tho the military has had UWB radios deployed in certain applications
for more than 10 years now , they have still NOT deployed
surveillance
equipment , in the field , which can detect UWB. rumors have it
that a few communications eavesdropping satellites already have
UWB capability ...... certain other people , in the know , say it's
only use / response to the " current " deployment of military UWB
radios and not general UWB eavesdropping equipment .
more remains to be seen about military UWB .... probably be years
before much gets leaked into the civilian sector about this state of
the art equipment.


type " UWB radios "
or
" UWB cordless phones " into Google
for more up to date info .......

http://www.wi-fiplanet.com/tutorials...le.php/1598581
http://reviews-zdnet.com.com/4520-6033_16-4206967.html


k...............................




On 15 Sep 2004 15:45:13 -0700, (Mobile
Radio Specialist) wrote:

The next generation of cordless telephones
will operate at the 5.8 GHz

The frequency range is either
5.725-5.825 GHz or 5.725-5.850 GHz

Google "5.8 GHz cordless phones" for more info.


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Old September 16th 04, 07:07 PM
Paul Keenleyside
 
Posts: n/a
Default


"krackula" wrote in message
...

actually ............

the " next " generation of cordless phones will be UWB phones
operating in the 5 and 10 gig spectrum.


No no that's not it.

People will eventually get tired of cell phones and the ripoffs from the
celluar phone companies and go back to
the good old days before cellphones of using a pay phone or politely asking
"May I please use your phone to make a local call?"

Or just telling people "I will be at [name of destination]. If you need me
for something important, call me at
[telephone number]. I'll be there from [time of arrival] to [time of
departure]" Or, "this is [name of caller], at [location] calling.
Is there anything to be picked up between here and [next destination]?"

You now the way things used to work before cell phones came along.

That way people won't have to put up with the discourtesy of a friend
yakking on the phone during dinner at a restaurant.

Or some twit using his cellphone and not paying attention while driving.

Teenagers of course can bug Mom and Dad for a phone, but it will be one of
those cream colored desk phones with a handset. Tied into the home phone
number so that Mom or Dad can hear what Junior is talking about and to who.

Of course the teenager will see the phone and ask:

"What's that thing?" "It's called a telephone."
"Does it take a picture?" "No".
"Ring tones?" "You can beep off Mary Had a Little Lamb on it"
"Email?" "You use your computer for that"
"Call Waiting?" "Sure. Sit in the chair and wait for it to ring".

Scanners of course will become so sophisticated that Dad can listen in on
digital encrypted signals right out of the box,
eliminating "Sam The Scannerman" and his basement brewed scanner
modifications that the police know about, but
Sam doesn't know the police know.








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Old September 16th 04, 07:26 PM
Nelson
 
Posts: n/a
Default

Try this guys www.extremerange.com try a few hundred miles on your house
codless phone.


"Mobile Radio Specialist" wrote in message
om...
The next generation of cordless telephones
will operate at the 5.8 GHz

The frequency range is either
5.725-5.825 GHz or 5.725-5.850 GHz

Google "5.8 GHz cordless phones" for more info.



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Old September 17th 04, 01:04 AM
Buzzygirl
 
Posts: n/a
Default


"Paul Keenleyside" wrote in message
news:wDk2d.17784$yW6.14751@clgrps12...

"What's that thing?" "It's called a telephone."
"Does it take a picture?" "No".
"Ring tones?" "You can beep off Mary Had a Little Lamb on it"
"Email?" "You use your computer for that"
"Call Waiting?" "Sure. Sit in the chair and wait for it to ring".


ROTFL. My son's in high school, and most of his friends have a cell phone.
He doesn't have one, and he hasn't asked me for one, because he knows what I
will say. I remember when I was his age, my friends and I would serenade one
another with "Mary Had a Little Lamb" and other songs via the touch-tone
buttons. We thought we were so clever. :-)

The main thing that really irritates me about cell phones is this. When I'm
on the highway and happen to glance over at an adjacent driver, I would
conservatively estimate that 75% of the time, he/she is yakking on their
cell phone when they are supposed to be driving. Just another way of taking
people's attention off the road -- like we all need that.

I cannot even think about paying what these cell service providers ask for
their monthly plans without laughing. I still use public payphones on very
rare occasions, but that is generally only if I am delayed and need to call
someone to let them know I will be late. Nevertheless, I won't completely
lambast cell phone usage for everyone. I suppose if you travel a lot or own
your own business and you're out on the road a lot, they are a godsend. But
I rarely use my home phone! I just can't justify the extra expense of a cell
phone.

Jackie




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Old September 17th 04, 02:55 PM
John L. Wilkerson Jr.
 
Posts: n/a
Default

Barry OGrady wrote in
:

I use a DECT cordless phone which operates over the 1880 to 1900 Mhz
band. The signal is easily blocked by trees and I can only imagine
that at 5.8 Ghz it would be far worse. How practical are 5.8 Ghz
phones?

My 5.8 seems to work just fine under all conditions.
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Old September 17th 04, 03:01 PM
Ted
 
Posts: n/a
Default

Try this linkk for more info
http://rfdesign.com/products/5GHz-RFICs-cut-costs/

"Mobile Radio Specialist" wrote in message
om...
The next generation of cordless telephones
will operate at the 5.8 GHz

The frequency range is either
5.725-5.825 GHz or 5.725-5.850 GHz

Google "5.8 GHz cordless phones" for more info.



  #8   Report Post  
Old September 17th 04, 03:05 PM
SamSez
 
Posts: n/a
Default


"John L. Wilkerson Jr." wrote in message
.158...

My 5.8 seems to work just fine under all conditions.


Only the range of 5.8 is less than the range of 2.4 which itself was less than
the range of 900 [not to mention the 46/49 I had that could work a block
away...]



  #9   Report Post  
Old September 18th 04, 12:05 AM
krackula
 
Posts: n/a
Default


hi Buzzygirl ...........

I know what you mean , about people driving and yaking on
their cellfones. makes me crazy too. something else tho .......
cellfones are kinda handy if you have a health emergency ,
accident or similar. anyone can buy an inexpensive cellfone
from any garage sale for a couple of bucks and carry it in their
car to use if there is an emergency. ( get it with the car cord for
this use , so you won't have to worry about batteries )
you usually can't make ordinary calls on it ( tho there is an
exception in some parts of the country where you can use a
credit card on a roaming network setup ) but " every " cellfone is
required to be usable for calling 911 in an emergency , even if it's
not activated. so in other words .. " any " working cellfone can be
used to make 911 calls if needed , at NO charge to the user.
having one for yourself ( if you don't have regular cellular service )
and giving one to loved ones, that drive, is nice too. great for
that emergency call to 911 if the need arises and inexpensive too.
it's win - win deal ............


k......................


On Fri, 17 Sep 2004 00:04:48 GMT, "Buzzygirl"
wrote:


"Paul Keenleyside" wrote in message
news:wDk2d.17784$yW6.14751@clgrps12...

"What's that thing?" "It's called a telephone."
"Does it take a picture?" "No".
"Ring tones?" "You can beep off Mary Had a Little Lamb on it"
"Email?" "You use your computer for that"
"Call Waiting?" "Sure. Sit in the chair and wait for it to ring".


ROTFL. My son's in high school, and most of his friends have a cell phone.
He doesn't have one, and he hasn't asked me for one, because he knows what I
will say. I remember when I was his age, my friends and I would serenade one
another with "Mary Had a Little Lamb" and other songs via the touch-tone
buttons. We thought we were so clever. :-)

The main thing that really irritates me about cell phones is this. When I'm
on the highway and happen to glance over at an adjacent driver, I would
conservatively estimate that 75% of the time, he/she is yakking on their
cell phone when they are supposed to be driving. Just another way of taking
people's attention off the road -- like we all need that.

I cannot even think about paying what these cell service providers ask for
their monthly plans without laughing. I still use public payphones on very
rare occasions, but that is generally only if I am delayed and need to call
someone to let them know I will be late. Nevertheless, I won't completely
lambast cell phone usage for everyone. I suppose if you travel a lot or own
your own business and you're out on the road a lot, they are a godsend. But
I rarely use my home phone! I just can't justify the extra expense of a cell
phone.

Jackie


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Old September 18th 04, 01:50 AM
Buzzygirl
 
Posts: n/a
Default


but " every " cellfone is
required to be usable for calling 911 in an emergency , even if it's
not activated. so in other words .. " any " working cellfone can be
used to make 911 calls if needed , at NO charge to the user.
having one for yourself ( if you don't have regular cellular service )
and giving one to loved ones, that drive, is nice too.


Yep, I know, good idea. My boyfriend just changed his cellphone service and
has a cellphone that is no longer being used, so I might get that from him
for that purpose.

Jackie (Buzzygirl)


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