MITS 8800B CPU Board Info

[Randy McLaughlin]

From: "Dave Dunfield" <dave04a at dunfield.com>
Sent: Saturday, June 11, 2005 4:47 AM


> At 17:07 11/06/2005 +1000, you wrote:
>>Hi,
>>
>>I've got an old MITS 8800B CPU (Rev 0) board. It's in a pretty sad state 
>>and
>>missing some chips and most of the voltage regulation components. Although 
>>I've
>>seen a few pics on the net of this board, none are clear enough to read 
>>the
>>chips.
>>
>>If anyone has one of these boards can you pls tell me what chip D, F and K 
>>are.
>>I think D is an 8216, and F is an 8224 clock chip, but would like 
>>confirmation.
>>A circuit diagram would be brilliant, if anyone has one.
>
> D: 8216
> F: 8224
> K: 8212

Jameco sells them:  www.jameco.com

> Rich Cini has a pile of Altair 8800B documentation on his site:
>    http://highgate.comm.sfu.ca/~rcini/classiccmp/
> Look under "Altair 8800 Emulation", then "Technical Links".
>
> You could also try Howard Hart's site:
>    http://www.hartetechnologies.com/manuals
>
> You may have to do a bit of digging, the 8800B CPU info may
> be buried in the 8800B system documentation.
>
> Regards,
> Dave
> -- 
> dave04a (at)    Dave Dunfield
> dunfield (dot)  Firmware development services & tools: www.dunfield.com
> com             Collector of vintage computing equipment:
>                http://www.parse.com/~ddunfield/museum/index.html

Randy
www.s100-manuals.com