[icecast] bitrate for slow modems

[John Griffiths]

i was thinking i'd try 16 and see how much i hated it.

At 12:23 AM 4/6/2001 +0200, un wrote:
>Kelly Lee Myers:
>> Depending on what you are broadcasting, for 28.8 I would go 16kbps and be
>> really safe...
>
>well, you could consider not broadcasting at all, that would be 0kbps,
>and would fit my 9,6kbps gsm connection
>;) scnr
>uno
>
>> ----- Original Message -----
>> From: "John Griffiths" <john at capmon.com>
>> To: <icecast at xiph.org>
>> Cc: <icecast at xiph.org>
>> Sent: Thursday, April 05, 2001 3:12 PM
>> Subject: [icecast] bitrate for slow modems
>> 
>> 
>> > ok so 24kbps for 56k modems...
>> >
>> > can i go any lower and get the 28 k modems? (still a lot of them about) or
>> will 24 be good enough fo that?
>> >
>> > At 04:57 PM 4/4/2001 -0700, Jack Moffitt wrote:
>> > >> >
>> > >> > the bitrate on the mp3's is 128 (great for listening off the HD)
>> > >> >
>> > >> > whats a good bitrate to encode for streaming audio?
>> > >>
>> > >> I think this might be the problem 128kbps isn't going to work over a
>> modem.
>> > >>
>> > >> I think 24kbps is probably the pratical limit for 56k modems. 56k
>> modems might
>> > >> be able to get a 32kbps stream but only under optimal conditions.
>> > >
>> > >I believe he said the outgoing stream was two 128k ISDN lines, which
>> > >from my ISDN memory I remember as actually having a 112k throughput (the
>> > >other channel being used for signalling, etc).  Since you can only push
>> > >packets out one at a time with a single tcp connection (i think) 128 is
>> > >definately not going to make it out, even if the one possible listener
>> > >could receive data that fast.
>> > >
>> > >So a lower bitrate is most certainly necessary.  24kbps is a good one to
>> > >choose if you're interested in modem listeners.  A lot of people like
>> > >56k but I don't think they realize that most people with 56k modems get
>> > >more like 40k throughput or so.  I think going higher than 100k is
>> > >fairly wasteful.
>
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