On Mon, Jul 10, 2017 at 4:19 AM, Martin Hepperle via cctalk <
cctalk@classiccmp.org> wrote:
> For those interested in viewing those line printer files but without a
> suitable printer I have hacked together a small Java program for viewing
> and
> exporting the files. Nothing great, but it does th
Mon 10 Jul 2017 05:19 AM
Subject: Re: Line printer art: (was Re: tape baking)
For those interested in viewing those line printer files but without a
suitable printer I have hacked together a small Java program for viewing
and
exporting the files. Nothing great, but it does the job. Try SMALLCAT
For those interested in viewing those line printer files but without a
suitable printer I have hacked together a small Java program for viewing and
exporting the files. Nothing great, but it does the job. Try SMALLCAT
first.
I understood that the first column contains FORTRANish line advance
char
You know, I have about four different tapes with those Harbison posters
on them. Different formats, too. They're probably ubiquitous by now.
For those of you without printers who still want to see the posters,
asciitopgm from the netpbm package can be coaxed to do this. See
http://netpbm.source
Al Kossow wrote:
> Need to update my reader anyway soon, so I'm going
> to append something similar to what you did the new
> images I create, probably just a ascii text record
> and a label picture.
For the many hundreds of 9-track tapes I'm turning into
image files, I am also including an ASC
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Peter
> Coghlan via cctalk
> Sent: 07 July 2017 23:32
> To: General Discussion: On-Topic and Off-Topic Posts
>
> Subject: RE: Line printer art: (was Re: tape baking)
>
>
>
> >
> > If anyone's running Hercules or some other uses-EBCDIC emulator, here's
> > the link to the .tap image file.
> >
> > https://app.box.com/s/8rxbihjjnw5zdkesym4cjwqswekufagh
> >
> > --Chuck
>
> Sadly I don't think that's much use on Hercules as it needs an AWS or HET
> file. Is there a fo
On 07/07/2017 12:46 PM, Al Kossow via cctalk wrote:
> It is literally "you can't save everything, where would you put it?"
>
> You can be completely buried by piles of unknown data on magnetic
> media.
And yet, I'll venture that it's a pretty safe bet that all of the data
recorded between 1955-19
yup
On 7/7/17 12:33 PM, Chuck Guzis via cctalk wrote:
> On 07/07/2017 12:04 PM, Al Kossow via cctalk wrote:
>
>>
>> The way JBI did it was to digitize the capstan encoder as a clock
>> reference for tape motion obliquely referenced in
>> http://storageconference.us/2008/presentations/3.Wednesday
On 7/7/17 12:28 PM, Chuck Guzis via cctalk wrote:
> It brings up another aspect. I've done a batch of tapes that had
> nothing more that the originator's name and an inventory number. Upon
> recovering data, the customer had no idea what it meant or how it was
> created or even the system us
On 07/07/2017 12:04 PM, Al Kossow via cctalk wrote:
>
> The way JBI did it was to digitize the capstan encoder as a clock
> reference for tape motion obliquely referenced in
> http://storageconference.us/2008/presentations/3.Wednesday/5.Bordynuik.pdf
They mention a 36-track tape head. Were thos
On 07/07/2017 12:17 PM, Al Kossow via cctalk wrote:
> I'm much less hopeful on any other parallel tape formats, since there
> are so few and the desire to recover any of that has been low.
It brings up another aspect. I've done a batch of tapes that had
nothing more that the originator's name a
On 7/7/17 12:08 PM, Paul Koning wrote:
>> And I'm moving towards flux-level archiving and away from using
>> stock tape transports.
>>
>> But then, I've been saying that for 15+ years now and haven't done it.
>
> It would be great to have that capability, after the company that had it
> before
> On Jul 7, 2017, at 1:29 PM, Al Kossow via cctalk
> wrote:
>
>
>
> On 7/7/17 10:26 AM, Al Kossow via cctalk wrote:
>
>> I stopped beating that horse years ago.
>
> And I'm moving towards flux-level archiving and away from using
> stock tape transports.
>
> But then, I've been saying that
On 7/7/17 11:10 AM, Chuck Guzis via cctalk wrote:
> I've puzzled over how to do tape flux-transition recording in any
> meaningful way.
The way JBI did it was to digitize the capstan encoder as a clock reference for
tape motion
obliquely referenced in
http://storageconference.us/2008/presentat
On 07/07/2017 10:26 AM, Al Kossow via cctalk wrote:
> I stopped beating that horse years ago. They also assume that all of the data
> blocks read correctly, they don't save the error correction data if the block
> had it, etc etc.
>
> Need to update my reader anyway soon, so I'm going to append s
On 7/7/17 10:26 AM, Al Kossow via cctalk wrote:
> I stopped beating that horse years ago.
And I'm moving towards flux-level archiving and away from using
stock tape transports.
But then, I've been saying that for 15+ years now and haven't done it.
On 7/7/17 9:35 AM, Chuck Guzis via cctalk wrote:
> I've voiced my opinion before of being a bit surprised that neither AWS
> nor TAP makes any provision for metadata. The tape data bits don't
> tell the whole story.
I stopped beating that horse years ago. They also assume that all of the dat
On 07/07/2017 08:25 AM, Dave Wade wrote:
> The header is six bytes long. Two are the length of the current
> block. Two of the bytes are the length of the previous block, so you
> can do read backwards, two of the bytes contain flag bits. One of the
> flags says this chunk is the first part of a
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Chuck
> Guzis via cctalk
> Sent: 07 July 2017 08:11
> To: CCtalk
> Subject: Re: Line printer art: (was Re: tape baking)
>
> On 07/06/2017 10:42 PM, Dave Wade wrote:
>
>
On 07/06/2017 10:42 PM, Dave Wade wrote:
> Sadly I don't think that’s much use on Hercules as it needs an AWS or HET
> file. Is there a format converter any where?
Dunno, but it should be pretty simple. TAP is discussed with the SIMH
documentation and the AWS format is discussed here:
http://w
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Chuck
> Guzis via cctalk
> Sent: 06 July 2017 21:03
> To: General Discussion: On-Topic and Off-Topic Posts
>
> Subject: Re: Line printer art: (was Re: tape baking)
>
> On
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Ethan
> Dicks via cctalk
> Sent: 06 July 2017 20:02
> To: Chuck Guzis ; General Discussion: On-Topic and Off-
> Topic Posts
> Subject: Line printer art: (was Re: tape baking)
>
> On Thu, Jul 6, 2017 at
On Thu, Jul 6, 2017 at 3:18 PM, Chuck Guzis via cctalk <
cctalk@classiccmp.org> wrote:
> You know, I do a fair amount of this stuff. The confidential/secret
> stuff I keep that way (e.g. 100 tapes that I'm doing for NASA this
> summer), but there's also a fair amount of public stuff that I do hav
.org] On Behalf Of Chuck
> Guzis
> > via cctalk
> > Sent: 06 July 2017 23:19
> > To: General Discussion: On-Topic and Off-Topic Posts <
> cctalk@classiccmp.org>
> > Subject: Re: Line printer art: (was Re: tape baking)
> >
> > You know, I do a fair amou
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Chuck Guzis
> via cctalk
> Sent: 06 July 2017 23:19
> To: General Discussion: On-Topic and Off-Topic Posts
> Subject: Re: Line printer art: (was Re: tape baking)
>
> You kno
You know, I do a fair amount of this stuff. The confidential/secret
stuff I keep that way (e.g. 100 tapes that I'm doing for NASA this
summer), but there's also a fair amount of public stuff that I do have
permission to share. I've done the hard work in translating the data
to something recogniz
On Thu, Jul 6, 2017 at 3:01 PM, Ethan Dicks wrote:
> On Thu, Jul 6, 2017 at 1:59 PM, Chuck Guzis via cctalk
> wrote:
>> It worked--I retrieved a tape of line printer art from Princeton quite
>> successfully.
I reviewed the ASCII copy. Several of the files, including JOHNDEAN
and MOON (I did not
On 07/06/2017 12:41 PM, Ethan Dicks wrote:
> I got it from the Box link. Thanks!
If anyone's running Hercules or some other uses-EBCDIC emulator, here's
the link to the .tap image file.
https://app.box.com/s/8rxbihjjnw5zdkesym4cjwqswekufagh
--Chuck
On Thu, Jul 6, 2017 at 3:01 PM, Ethan Dicks wrote:
> Feel free to PM me a link to where I could get a copy of these art
> files or reply here with it.
I got it from the Box link. Thanks!
-ethan
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