Firing up the pdt11

[Glen Slick]

On Tue, Oct 13, 2020 at 2:29 PM Chris Zach via cctalk
<cctalk at classiccmp.org> wrote:
>
> I do have a card around here called an RXV21 from Plessy or something
> like that, maybe it could talk to an RX01 drive and format the disks?
>

Several of the 3rd party controllers could low level format disks.

For example:
http://www.bitsavers.org/pdf/microTechnology/MXV21_floppyCtlr.pdf
http://www.bitsavers.org/pdf/sigmaInformationSystems/SDC-RXV21um_1981.pdf