Fwd: Acoustic modems?

From: John Foust <jfoust_at_threedee.com>
Date: Thu Oct 14 09:15:41 1999

At 03:30 PM 10/13/99 -0700, Roger Sinasohn wrote:
>Please respond to Tim directly at <astrl3_at_uaa.alaska.edu> if you can help...
>
>>Date: Mon, 11 Oct 1999 23:18:45 -0800
>>From: Tim Long <astrl3_at_UAA.ALASKA.EDU>
>>Subject: Acoustic modems?
>>
>>Hi! I am interested in purchasing an acoustic modem, but I have not been
>>able to find one anywhere. First, are there any acoustic modems that are
>>compatible with modern IBM-clone PCs?

Certainly the use of a coupler limits the bandwidth of the signal
that can be reliably exchanged. It worked in the days of two-tone
300 baud, but I don't think it would stand a chance at 4800, 9600
or above.

- John
Received on Thu Oct 14 1999 - 09:15:41 BST