G?ran Axelsson wrote:
... never mind. Picture 41 shows a similar device. It
was an ultrasonic
delay line. How much could be stored in such a memory?
That's something of a How long is a piece of string?" question (or in this
case, wire). There are some brief calculations here:
http://www.science.uva.nl/museum/delayline.html
cheers
Jules