DEC QBUS Backplanes
Bill Gunshannon
bill.gunshannon at hotmail.com
Fri Apr 17 19:20:39 CDT 2020
On 4/17/20 4:41 PM, Glen Slick via cctalk wrote:
> On Fri, Apr 17, 2020 at 1:37 PM Bill Gunshannon via cctalk
> <cctalk at classiccmp.org> wrote:
>>
>> Definitely not that. Very small. Just big enough for the
>> slots I mentioned above. Power strip on one edge and berg
>> pins for control on the other.
>>
>
> I thought you meant 4 rows of Q/CD slots plus 8 rows of Q/Q slots.
>
> So it is actually 4 rows of Q/CD slots plus 4 rows of Q/Q slots?
>
Can't send a picture, so lets try this:
A B C D
|--------|--------|
| | |
| | |
|--------|--------|
| | |
| | |
|--------|--------|
| | |
| | |
|--------|--------|
| | |
| | |
|--------|--------|--------|-------|
| | | | |
| | | | |
|--------|--------|--------|-------|
| | | | |
| | | | |
|--------|--------|--------|-------|
| | | | |
| | | | |
|--------|--------|--------|-------|
| | | | |
| | | | |
|--------|--------|--------|-------|
That's what it looks like.
bill
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