Reference Card Scan (Re: Any info on a Western Peripherals DC-230 disk controller?)

Jay Jaeger cube1 at charter.net
Mon Mar 22 16:51:22 CDT 2021


I scanned the reference card I had - appears to be a RK11 compatible 
disk controller (but maybe/maybe not compatible at the drive bus level?)

https://drive.google.com/drive/folders/1HBHDnEnpwE9OzDQjHEEasqci8KOfsw4p?usp=sharing

(Al Kossow: Free free to grab, as always.)

JRJ



On 3/12/2021 5:02 PM, Josh Dersch via cctalk wrote:
> Any ideas what this disc controller is?
> 
> https://www.ebay.com/itm/PDP-11-Backplane-Western-Peripherals-DC-230-Disk-Controller-DEC-Digital-PDP/353417412426
> 
> Can't find much about this on the 'net, other than that it was a controller
> for Diablo/Pertec style drives -- no idea if it's an RK11 clone or
> something else entirely. Looks to be suitable for a PDP-11/20 given the
> little notch missing from the side there, and the lack of a separate power
> harness for the backplane.
> 
> - Josh
> 


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