A few PDP11 questions and FREE Cipher tape drive

From: Chad Fernandez <fernande_at_internet1.net>
Date: Tue Apr 24 15:06:46 2001

Tony Duell wrote:
> There was also bipolar memory (also made from integrated circuits, but
> ones using bipolar transistors, not MOSFETs). This was much lower density
> and higher power consumption than MOS, but it was also faster (IIRC a
> PDP11/45 with bipolar memory was about twice as fast as one using MOS
> memory).

Oh just what I would need a Manic Depressive computer :-)

> Of course modern MOS memory is a lot faster than that old bipolar memory...
>
> > some of my old audio equipment that boasts of its transistors :-)
>
> 'Old' audio equipment uses valves...

Ok well, How about "Older" and all my valves are in my truck... all 16
of them :-)

Chad Fernandez
Michigan, USA
Received on Tue Apr 24 2001 - 15:06:46 BST