FTGH: Unknown extender card

Brian Marstella brian at marstella.net
Sat Mar 3 20:48:56 CST 2018


I have a CPU board with similar format that I bought thinking I'd
eventually figure it out. Same boat, though, I haven't run across the
system it goes with. It does look very similar to many S-100 designs,
though.

On Sat, Mar 3, 2018 at 9:39 PM, Jon Elson via cctalk <cctalk at classiccmp.org>
wrote:

> On 03/03/2018 04:48 PM, Noel Chiappa via cctalk wrote:
>
>> Hi, I'm not sure what kind of system this extender card:
>>
>>    http://ana-3.lcs.mit.edu/~jnc/tech/jpg/tmp/SmallExtender.jpg
>>
>> is for, but if anyone has a use for it, FTGH. It has 2x43=86
>> contacts.
>>
>>         Noel
>>
>> 43 is a rather unusual pin count.  Multibus I used one 43x2 connector for
> the bus and one smaller connector with a different (finer) pin pitch to
> connect to peripherals.  But, that extender would not fit a Multibus I card
> cage, the blank area of the board sticks out too far.
>
> Jon
>


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