[cctalk] Re: NRAO Data tapes

2024-03-16 Thread emanuel stiebler via cctalk
On 2023-05-09 12:36, Dani Werts via cctalk wrote: Hello, I'm an employee with the National radio astronomy observatory here in Socorro New Mexico. As part of our NGVLA upgrades, we are seeking to get rid of old data tapes from the tape reel days of Computing. These contain things such as the

[cctalk] Re: NRAO Data tapes

2024-02-10 Thread Mark Kahrs via cctalk
The LSSM is getting into the Modcomp world, so we are very interested in the disposition of this media. The OS tapes would be particularly valuable.

[cctalk] Re: NRAO Data tapes

2024-02-10 Thread Chuck Guzis via cctalk
In my experience, the Qualstar drives aren't the best tool for the job. They're basically a cost-minimized apparatus for handling tapes under the most optimistic of conditions. In particular, they don't really move the tape quickly enough at 6250 fci to get a decent read signal. SCSI drives for

[cctalk] Re: NRAO Data tapes

2024-02-09 Thread Jeff Woolsey via cctalk
On 2/9/24 10:16 AM, Gary Sparkes via cctalk wrote: Do we have anyone who can read these tapes? Maybe Al at CHM? He may have an interest in them for their historical value. I could read them.  I'm not as busy as Al, and I'm only a couple miles from his lab in Fremont.  If the tapes are

[cctalk] Re: NRAO Data tapes

2024-02-09 Thread Chuck Guzis via cctalk
On 2/9/24 10:16, Gary Sparkes via cctalk wrote: > Do we have anyone who can read these tapes? Maybe Al at CHM? Any number of folks here should be able to read them. I certainly can, but that's business for me, so not free. --Chuck

[cctalk] Re: NRAO Data tapes

2024-02-09 Thread Gary Sparkes via cctalk
Do we have anyone who can read these tapes? Maybe Al at CHM? On Wed, May 17, 2023 at 4:58 AM mokuba--- via cctalk wrote: > For some handy clarification - some of the tapes I saw seemed to be > operating system tapes for the MAX 32 computer. > > Labeled things like "MAX 32 O/S & SUPPORT PART 2

[cctalk] Re: NRAO Data tapes

2023-05-17 Thread mokuba--- via cctalk
For some handy clarification - some of the tapes I saw seemed to be operating system tapes for the MAX 32 computer. Labeled things like "MAX 32 O/S & SUPPORT PART 2 OF 2" and "MAX 32 GLS -C COMPILER" 1600 BPI, 9 track. Also has MODCOMP copyrights, leading to this line of machines:

[cctalk] Re: NRAO Data tapes

2023-05-09 Thread Warner Losh via cctalk
On Tue, May 9, 2023, 9:47 PM Mark Linimon via cctalk wrote: > I wonder if those date to the first time I visited, where the PDP-11s > were still installed :-) > > Are there still T-shirts available? Mine from that trip is trash :-) > The pdp-11s were Gove by the time I got to tech in 85 I

[cctalk] Re: NRAO Data tapes

2023-05-09 Thread Mark Linimon via cctalk
I wonder if those date to the first time I visited, where the PDP-11s were still installed :-) Are there still T-shirts available? Mine from that trip is trash :-) mcl

[cctalk] Re: NRAO Data tapes {External}

2023-05-09 Thread Dani Werts via cctalk
: [cctalk] Re: NRAO Data tapes {External} I have an SEL 810A operating, which some of these tapes were likely written with. If any of the tapes are labelled I can quickly identify if it is an SEL product. -Eric On Tue, May 9, 2023, 1:21 PM Chuck Guzis via cctalk wrote: > On 5/9/23 09:36, D

[cctalk] Re: NRAO Data tapes

2023-05-09 Thread Eric Moore via cctalk
I have an SEL 810A operating, which some of these tapes were likely written with. If any of the tapes are labelled I can quickly identify if it is an SEL product. -Eric On Tue, May 9, 2023, 1:21 PM Chuck Guzis via cctalk wrote: > On 5/9/23 09:36, Dani Werts via cctalk wrote: > > Hello, > > > >

[cctalk] Re: NRAO Data tapes

2023-05-09 Thread Chuck Guzis via cctalk
On 5/9/23 09:36, Dani Werts via cctalk wrote: > Hello, > > I'm an employee with the National radio astronomy observatory here in Socorro > New Mexico. > As part of our NGVLA upgrades, we are seeking to get rid of old data tapes > from the tape reel days of Computing. These contain things such

[cctalk] Re: NRAO Data tapes

2023-05-09 Thread Chuck Guzis via cctalk
It would be useful to know what systems these tapes were used on. All the best, --Chuck On 5/9/23 09:36, Dani Werts via cctalk wrote: > Hello, > > I'm an employee with the National radio astronomy observatory here in Socorro > New Mexico. > As part of our NGVLA upgrades, we are seeking to

[cctalk] Re: NRAO Data tapes

2023-05-09 Thread The Doctor via cctalk
--- Original Message --- On Tuesday, May 9th, 2023 at 09:36, Dani Werts via cctalk wrote: > As part of our NGVLA upgrades, we are seeking to get rid of old data tapes > from the tape > reel days of Computing. These contain things such as the boot loaders, OS, > specific >