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Article #243

Re: A4000 & 28.8 Modems

#243
From: Chris Audley
Date: Sat, 08 Jun 1996 00:00
33 lines
2246 bytes
In article <4pc09s$9lm@turtle.stack.urc.tue.nl>, Michael-Dennis Biemans
<mailto:michaeld@stack.urc.tue.nl> wrote:
> 
> Chris Audley (chris@santaari.tcp.co.uk) wrote:
> 
> : If you're fetching WWW pages, the modem compression is used *alot*.
> 
> it works only for the text then, as GIFs and JPEGs are already compressed.

True, but don't forget that all the files fetched have headers on them which
can be compressed.

With small images like pretty bullets, some backdrops, file icons etc those
headers can make up a fair proportion of the data being received.

> : With 15+ images and pages being fetched via my 28k I frequently see more than
> : 7k/s which requires a serial speed of around 70k+ - OK its not 115200, but
> : with a 57,6 you would be limited to 5k/s.
> 
> sometimes when I'm at university with a very fast link, I don't get speeds
> above 3k/s. Only local stuff is very fast.

I can reliably get 3-4k/s from Acorns site via my 28K to a seperate ISP, and 
with the uni - god knows, the transfer speed doesn't appear for long enough 
for me to be able to read it :)

cya

-- 
Chris Audley, PartII Engineering student,     mailto:chris@santaari.tcp.co.uk
psychotic cyclist & Acorn RiscPC user   http://www.tcp.co.uk/~santaari/chris/
 Navaho WWW & Proxy Server home page: http://www.tcp.co.uk/~santaari/navaho/ 
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From: Chris Audley <chris@santaari.tcp.co.uk>
Subject: Re: A4000 & 28.8 Modems
Date: 1996/06/08
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