ID this board: M7165

From: Jonathan Engdahl <engdahl_at_cle.ab.com>
Date: Thu May 24 13:12:46 2001

>From Megan Gentry's Field Guide to the PDP-11:

-------------------------------------------------------------------------
M7164 KDA50-Q Q Qbus SDI disk adapter, Q22 (1 of 2) (QDA SDI)
M7164 Refs: EK-KDA5Q-UG, uNOTE N#041

M7165 KDA50-Q Q Qbus SDI disk adapter, Q22 (2 of 2) (QDA SDI)
M7165 Refs: EK-KDA5Q-UG, uNOTE N#041
-------------------------------------------------------------------------

It looks like what you have here is 1/2 of an SDI adapter.

Now the next question: what is SDI? I'll assume for now that is was an early
approximation to SCSI, something proprietary to DEC.

Nice card ejectors though -- I need a set for a recently purchased S-box
KDJ11-SD.

--
Jonathan Engdahl              Rockwell Automation
Principal Research Engineer   24800 Tungsten Road
Advanced Technology           Euclid, OH 44117  USA
Euclid Labs                   engdahl_at_cle.ab.com  216-266-6409
----- Original Message -----
From: "John Allain" <allain_at_panix.com>
To: <classiccmp>
Sent: Thursday, May 24, 2001 1:29 PM
Subject: ID this board: M7165
> Hi,
>
> This guy is auctioning a:
>   Vax QBUS KDA50 Disk Ctl     (M7165)
>   http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem&item=1240600239
>
> What sort of interface is this?  It almost looks SMD.
> Guess it isn't, also rule out SCSI and MFM, by appearances.
>
> Standard disflamer: This is Not my auction.
> John A.
>

Received on Thu May 24 2001 - 13:12:46 BST