PDP-11 9-track tapes

Tim Shoppa shoppa_classiccmp at trailing-edge.com
Sat Dec 24 07:33:35 CST 2005

> So I am asking for some enlightenment from those of you who are
> more familiar to PDP-11s about tapes and possible reasons
> I may not be able to read them?
> 800 bpi
> possibility of 7-track
> unique tape format
> actual media error (on all 4 tapes)

I'm not sure what you use on your HP3000 to read these tapes, but
keep in mind that RSX BRU tapes use variable block sizes up to a little
over 4kbytes and your tape tools must allow for this (and also record
the block size!)


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