In <listserv%[email protected]>, on 03/27/2009
   at 09:50 AM, Tom Marchant <[email protected]> said:

>IIRC, the 3350 had 30 tracks per cylinder.  The 2305 model 2 had 768
>tracks and non-movable heads, so it would have needed more bits for the
>head address.

The 2305 only had 8 tracks per cylinder; 4 bits is plenty.
 
-- 
     Shmuel (Seymour J.) Metz, SysProg and JOAT
     ISO position; see <http://patriot.net/~shmuel/resume/brief.html> 
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 [email protected] with the message: GET IBM-MAIN INFO
Search the archives at http://bama.ua.edu/archives/ibm-main.html

Reply via email to