I dug out the boards that I have to dump the eproms, and a while back put up 
what I had for schematics on bitsavers.

On 1/14/17 3:40 PM, Rick Bensene wrote:
> 
> 
>> From: "Rick Bensene" <ri...@bensene.com>
>>> - A Tektronix 4132 Unix workstation  using a National 32016 CPU and a 
>>> 4.2bsd port called UTek
>>>
> Jon wrote:
> 
>> Gee, how does it perform?  I built a clone of a Logical Microcomputer Co. 
>> 32016 Multibus system and got it working.  
>> But, it was glacially slow!  I did have some memory that was likely a little 
>> slower than the stock memory, but it wasn't insanely slow.  But, firing up 
>> certain things >like editors was just maddening.  And, I'm not talking about 
>> Emacs, just vi.  I eventually got a MicroVAX-II to replace it, and, yes, 
>> that DID have a cache to speed >up the memory, but it was quite a difference.
> 
> Well...considering the era, it wasn't too bad.  By today's standards, yeah, 
> it's pretty darned slow.
> Vi starts up pretty quick, even with a couple of terminals running on it.   
> It runs rogue pretty nicely, quick enough for multiple people to play it at 
> once.
> 
> The machine has 7MB of RAM, which really helps.   Without additional RAM, 
> there's only 1MB on the main board, and running it with just 1MB makes it 
> incredibly slow.  There isn't any external cache.  
> 
> It's fun to fire it up and just relive the days when I was on cloud nine to 
> have my own personal Unix workstation that I built myself from parts.
> 
> -Rick
> 
> 
> 
> 

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