Re: Why are 56K Modems Limited to 44.4K

From: Admiral Q (Star_Fleet_Admiral_Q(NOSPAM)_at_(SPAMNOT)hotmail.com)
Date: 01/21/05 

Date: Thu, 20 Jan 2005 19:31:07 -0500

Have a question or are you just ranting/raving? Note: I do get 48k quite
regularly on both my XP and Win2k3 machines when needed, and yes here in the
US you'll never achieve 56k, as I believe the FCC has the phone companies
limited to 52k down, 36k up or some figures close to it. 

-- 
Star Fleet Admiral Q @ your service!
"Justin J.H.C. Schubert" <jjhcs1@shaw.ca> wrote in message
news:yqXHd.132338$8l.107865@pd7tw1no...
> And you will Never achieve 56K on any Modem.
>
> All you can Hope to do is stabilize your current speed.
>
>     No matter How you set it.......it is well known that you can Tweak the
> Modem but using the F1 or  F&1 string by default is the best in my Opinion
>     If you fiddle with it too much you will have None connect or Failure
to
> connect.
> Ok lets say your connection from your server is Rated at 33.3Kb/s you will
> get at most 28.8Kb/s and at the Least 14.4Kb/s or Heaven forbid 8.8Kb/s.
>     ALL PROVIDERS!!! Recommend that you set your Baud Rate one Kb/s higher
> Example 33.3Kb/s set to 44.4Kb/s
> and so on.
>     I have been told by Providers and I have found this our my self the
Most
> you will get out of a USRobotics 56Kb/s Ver 9.0 Voice/Fax modem (or any
> other model)is 44.4Kb/s unless your with in 50 Feet of a FOL
exchange......
> Simple fact of two Wire Copper and the Fact that you are Converting a
> Digital Signal from the Computer to analog tone pulses sending them Over a
> Phone line to your Server and the Server dose the opposite.....this all
> slows the signal.......you WILL NEVER reach 56Kb/s on a modem except by
some
> enormous Fluke......Ok
>     You can only hope to Stabilize the speed if you are running at
28.8Kb/s
> you need to Break down your String the Default string is all well and good
> but it has Data compression on and Flow Error controls on which you do not
> need...
> I have set the string to F&1 or F1 or Factory 1 and Factory 2 your Modem
> Book will have more detailed info... Data comp and Flow Control are the
> slowdowns in most cases you will have to experiment with your modem but
most
> of the best strings commands are short.
>
>

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