> On Jul 24, 2017, at 2:25 PM, Noel Chiappa via cctalk
> wrote:
>
> http://gunkies.org/wiki/File:RK05Head.jpg
> http://ana-3.lcs.mit.edu/~jnc/tech/pdp11/jpg/RK05HeadRefl.jpg
Thanks, Noel, that's very helpful! A recent picture of the upper head in my
drive:
http://www.slac.stanford.edu/~f
We used to use the Tex pads. The closest thing that's easy to find are the
little pad nurses use before injection available at Sam's, ETC. Sometimes
used be diabetics also.
On Mon, Jul 24, 2017 at 10:57 AM, Al Kossow via cctalk <
cctalk@classiccmp.org> wrote:
>
>
> On 7/23/17 10:12 PM, Fritz Muel
> is that crucifix-shaped area of low reflection the thing you're speaking
> of? It's only visible in reflected light, not direct light; I'm not sure
> what it is, perhaps crystals oriented in a different direction from the
> rest of the head?
Now that I look again, you can see it
> From: Fritz Mueller
> Perhaps it is time to find/train a younger apprentice :-)
'Yes, my master!' :-)
> If anybody has a decent picture of a clean/fresh RK05 head, I would
> appreciate seeing it
Here ya go:
http://gunkies.org/wiki/File:RK05Head.jpg
That head (NOS) came ou
On 07/24/2017 11:31 AM, Fritz Mueller via cctalk wrote:
> To answer the question of "where hard to see", I guess it's really an
> issue of my old-man-eyes at this point. I find I need to use a
> jeweler's headset, or even bench microscope, to really see anything
> small in detail these days. It's
> On Jul 24, 2017, at 2:31 PM, Fritz Mueller via cctalk
> wrote:
>
> Thanks for the advice, per usual, folks!
>
> To answer the question of "where hard to see", I guess it's really an issue
> of my old-man-eyes at this point. I find I need to use a jeweler's headset,
> or even bench microsc
Thanks for the advice, per usual, folks!
To answer the question of "where hard to see", I guess it's really an issue of
my old-man-eyes at this point. I find I need to use a jeweler's headset, or
even bench microscope, to really see anything small in detail these days. It's
hard to do that wi
Thanks for the advice, per usual, folks!
To answer the question of "where hard to see", I guess it's really an issue of
my old-man-eyes at this point. I find I need to use a jeweler's headset, or
even bench microscope, to really see anything small in detail these days. It's
hard to do that wi
On Mon, Jul 24, 2017 at 6:12 AM, Fritz Mueller via cctalk
wrote:
> "OMG, are you nuts, don't take the heads out, you'll never get them
> aligned,"
>
> or is it:
>
> "Meh, RK05 alignment is not really that tough, and you would be better off
> making sure your heads are thoroughly clean and i
On 7/24/17 9:23 AM, Noel Chiappa via cctalk wrote:
> > Sadly, Texsleeves are no longer made, they are the best.
>
> Yes, I'm bummed about that.
>
> What's the recommended replacement?
Guy might have some ideas, I use lint-free cloth wrapped around the old
Texwands I still have.
The cloth
> From: Fritz Mueller
> the heads are accumulating dust and oxide in places that are hard see
> and get to
Sorry, I don't follow this - where are you thinking of?
> I'm looking for some advice/calibration from the community here.
Hmm, we had to do this once BITD (we had a bad he
On 7/23/17 10:12 PM, Fritz Mueller via cctalk wrote:
> "Meh, RK05 alignment is not really that tough, and you would be better off
> making sure your heads are thoroughly clean and intact."
This, but it really isn't that difficult to keep them clean with an inspection
mirror and a good flat
> On Jul 23, 2017, at 10:12 PM, Fritz Mueller via cctalk
> wrote:
>
> Hey folks:
>
> As some of you know, I've recently restored a PDP-11/45, RK11-C drive
> controller, and an RK05 drive. I'm now at the point where I'm working to
> recover and archive the contents of the dozen or so RK05 pa
Hey Fritz,
As some of you know, I've recently restored a PDP-11/45, RK11-C drive
controller, and an RK05 drive.
Nice. My 11/45 is not doing anything meaningful...
I've been inspecting and cleaning packs as I go, and have avoided
mounting any packs that have signs of significant crashes (e.g.
Hey folks:
As some of you know, I've recently restored a PDP-11/45, RK11-C drive
controller, and an RK05 drive. I'm now at the point where I'm working to
recover and archive the contents of the dozen or so RK05 packs that I got along
with the drive and controller.
I've been inspecting and cle
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