On Friday, November 22, 2002, at 06:38 PM, der Mouse wrote:
>> Even more critical issues exist beyond the character of the
>> controller.  QBus interface chips for the most part are obsolete.
>> National still makes some devices, but these are very expensive.
>> There are always discrete transistors, I guess......
>
> I once participated in the building of a Qbus board out of discrete
> logic.  For a simple board - and an IDE interface like yours counts as
> "simple" for these purposes - this is by no means out of the question.

   How expensive are those National chips?  Anybody have the part number 
handy?

      -Dave

--
Dave McGuire                 "You don't have Vaseline in Canada?"
St. Petersburg, FL                     -Bill Bradford