these RTL or what?

Allison ajp166 at
Sat Oct 6 17:01:42 CDT 2007

>Subject: Re: these RTL or what?
>   From: "William Donzelli" <wdonzelli at>
>   Date: Sat, 06 Oct 2007 16:48:07 -0400
>     To: "General Discussion: On-Topic and Off-Topic Posts" <cctalk at>
>> >That depends on how tight everything is. Thermal Conduction Module, anyone?
>> At 1ns/ft even the TCMs were not tight/dense enough.
>Have you ever seen a IBM TCM?

Yes, but conductors on substrate are slower depending on substrate used.
They are dense but TCMs still have to talk to other TCMs. 

>> Crunching numbers was a part of the task.  The other part was moving
>> and handeling data in mass storage and memory.  Most of the DEC hardware
>> moved data pretty fast. What was the demise of PDP-10 was simple, megabytes.
>And being six bit machine in an eight bit world...

;) minor thing.


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