Suggestions for VT103?

Sridhar Ayengar ploopster at gmail.com
Sun Dec 28 05:37:58 CST 2008


Jerome H. Fine wrote:
>> Picked up a DEC VT103 with an empty cardcage and I'm trying to decide  
>> what manner of Qbus based system to put in it...
>>
>> I understand it's possible to upgrade the backplane to 22 bits -- how  
>> is this done?
>>
>> I currently have a MicroVax 1 CPU, an  11/23 half-height CPU, a few  
>> misc serial cards and the like, and a nice Emulex ESDI controller in  
>> my box of spares... I'm worried about power consumption,  though.   
>> Anyone else hacked together a system like this and have any  
>> recommendations for hardware/software?
> 
> Jerome Fine replies:
> 
> Power is DEFINITELY  VERY limited - 16 amps for the 5 volts including 
> the video display card!!!!!!!!!!!
> 
> An M8186 is VERY possible.  Use a DLV11-J strapped for the console 
> port.  If you have the adapter
> card to switch the terminals for port 0 and port 3, this makes it easy.  
> That also allows port 0 to be used
> for a serial printer.

How much power does an 11/93 CPU/Memory board use?

Peace...  Sridhar



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