Subject: Re: TK50 compatible tape transports? EUREKA!
To: linc <linc@thelinuxlink.net>
From: Vance Dereksen <vance@ikickass.org>
List: port-vax
Date: 06/14/2001 14:41:17
What if there are TK50 tape-specific translations going on that would
preclude someone from using a tape larger than a TK50?

Peace...  Sridhar

On Thu, 14 Jun 2001, linc wrote:

> On Thu, 14 Jun 2001, NetBSD Bob wrote:
> 
> > Gee, a real, ``Aw doggiedoo, EUREKA!''.  That would sure be a neat way
> > to get a scsi tape drive to work off a TKQ50 controller, IFF it could
> > be made to work.
> > 
> > I am all ears on this one..... and I do have a spare board at home
> > that I might could try it on.
> > 
> > Anyone know of any for-sure gotchas in that sort of approach?
> > 
> > Theoretically, I would expect it to be possible.  Practically, dunno.
> > 
> > HD's would probably not work, but tape drives might?
> > 
> > If that could work, one could hang a scsi 9 track reel deck, or
> > maybe an Archive 150mb viper off a TKQ50 card.  My, my, how
> > interesting that would be.....
> > 
> > Someone mentioned they had some TK50 manuals aound?  What about
> > for that scsi controller card?  Is it an Emulex thing like was
> > used in the Sun systems (3/160 VME chassis)?  The board does not
> > look like Emulex built, but more straight DEC built.
> > 
> > Anyway, food for tinkering.....
> > 
> > Crazy... maybe?  But.....
> > 
> > Bob
> 
> I would love to find out if this works (may have to try it myself).  Just
> sounded like an interesting idea anyhow.  Normally I wouldn't have
> mentioned it, but I thought about it for a second and figured there had to
> be *some* reverse translation possible as the tk drive has to talk back
> through the scsi drive chain to send info back to the computer.  Oh how I
> would love to hang my dat drive off my uVaxIII.
> 
> -Linc.
> 
> -- 
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