[K12OSN] How I got Sound Working

Gideon Romm ltsp at symbio-technologies.com
Tue Feb 8 18:34:37 UTC 2005

Hi, all.  We recently updated our website, so if you were looking for
the howto on Flash and esd, it is now located here:


Sorry for the inconvenience...


On Fri, 2005-02-04 at 14:34, k12ltsp wrote:

> Hey,
> I was asked to post how I got sound working here and I apologize I forgot
> to respond!
> Anyhow, here's my experience with sound. I prefer ESD over NASD. NASD
> however is easier to use on FC2 because you don't have to make any changes
> to the accounts and it works right off in ICEWM. However, NASD on my older
> terminals keeps breaking up, plays slowly and pauses the flash animtion on
> the terminal as the audio stops. Not impressive. I would guestimate that
> NASD would work on terminals over 200 MHz. ESD however works flawlessly
> for me on terminals as slow as 100 MHz.
> Again, this is the experience here in hermon, and we use FC2, so I don't
> know if this applies on the newest iteration of LTSP. 
> How I got ESD to work on the terminals:
> Simple, just go to preferences, more preferences, and choose "Multimedia
> Systems Selector."Select ESD and presuming you have a compatible sound
> card, you can click on test and should hear a tone!
> The basic games such as Gcompris, Tuxtype, Tuxpaint, etc.. will work in
> this environment.
> HOWEVER, Mozilla flash will not without the following commands:
> ln -s /usr/lib/libesd.so.0 /usr/lib/libesd.so.1 (Mozilla looks for
> libesd.so.0)
> Then:
> cd /tmp
> mkdir .esd
> cd .esd
> touch socket
> cd ..
> chmod -R a+rwx .esd/
> An EXCELLENT page to test this is at http://www.starfall.com
> Just visit the site, choose the ABC, and see if audio works. This website
> is a great place to use to demonstrate to teachers through k-3.
> As for audio cards.. I have not been successfullin getting my SB
> compatible sound card to operate. I did however find a card that will work:
> http://xiertekusa.com/product.php?pid=132&xcSID=2aeee5a792f10a91d9fe7908bbe81f26
> It costs only 9 bucks per card, but is hard to get since it's no longer
> produced!
> I'd like to ask the LSTP community is anyone can recommend a sound card
> they know works right off without modication, like the one above. (I think
> that sound blaster card is recognized as a Ensoniq card when the terminal
> boots) If you know a good source to get a working sound card, I'd like to
> order a bulk of the cards for the terminals in our elementary school!
> Thank you all! Have a good day!
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Gideon Romm | Product R&D gideon at symbio-technologies.com

Symbio Technologies                     o:(914) 576-1205
134 North Ave, Suites E&F               f:(914) 576-0944 
New Rochelle, NY 10801                  c:(914) 774-4691

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