In <1378659509.50854.yahoomail...@web181006.mail.ne1.yahoo.com>, on 09/08/2013 at 09:58 AM, Jon Perryman <jperr...@pacbell.net> said:
>WOW. How did it use drum as main memmory? Same way as any other drum computer. >Did it have like 1K of real memory A drum *is* real memory. In this case, 2K 10 digit words. >Or is drum a similar architecture to ram? If your RAM is in a centrifuge<g, d & r>. Every drum computer that I know of had a head per track, so access time was rotational delay. -- Shmuel (Seymour J.) Metz, SysProg and JOAT Atid/2 <http://patriot.net/~shmuel> We don't care. We don't have to care, we're Congress. (S877: The Shut up and Eat Your spam act of 2003) ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN