I sure don't want any part of a 5 second sonic delay line. The longest I ever got involved with was 980 msec. and that was binary. John Ferrell http://DixieNC.US ----- Original Message ----- From: "Olin Lathrop" To: "Microcontroller discussion list - Public." Sent: Friday, September 02, 2005 2:50 PM Subject: Re: [EE] solving the 5 second NFL delay problem vs. local radio > Robert Rolf wrote: >> A long time ago there was a Radio Electronics article that used >> analog bucket brigade delay lines. I doubt that they are made >> anymore, but it is of historical note that before digital memory >> was cheap, the analog domain was still useful. > > And back an even longer time ago, analog delay lines were used to store > digital information. Some early computers used essentially long > transmission lines to store bits. Some even stored bits as accoustic > signals on long rods. This was back when a Kbyte was a lot of memory (and > before bloatware so that you could actually do meaningful things in a > Kbyte). > > > ***************************************************************** > Embed Inc, embedded system specialists in Littleton Massachusetts > (978) 742-9014, http://www.embedinc.com > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist