Re: IBM 1620

2015-08-27 Thread ben
On 8/27/2015 2:46 AM, Kevin Tikker wrote: Looking for an IBM 1620 to purchase. Any leads greatly appreciate. Kevin Tikker Sent from my iPhone Sending from a Telephone, would have worked when they were shiny and new. Good luck Digging for one.

Re: De-yellowing results

2015-08-27 Thread Peter Cetinski
On Aug 27, 2015, at 2:45 PM, Evan Koblentz e...@snarc.net wrote: Brought my Apple //e Platinum to a MARCH workshop last weekend. We used a bottle of a B-Blond which I think is a woman's hair product from England. We painted it onto the computer case, wrapped the case in Saran Wrap, and

Re: IBM 1620

2015-08-27 Thread Ben Sinclair
The CHM has a bit of information, and links to three other 1620's that they know about: http://www.computerhistory.org/projects/ibm_1620/ibm1620/ From what I've been reading, there may be only one operational 1620 right now, but the CHM is also trying to restore one. On Thu, Aug 27, 2015 at

Re: IBM 1620

2015-08-27 Thread william degnan
How many exist on Earth at this point? On Thu, Aug 27, 2015 at 1:56 PM, ben bfranc...@jetnet.ab.ca wrote: On 8/27/2015 2:46 AM, Kevin Tikker wrote: Looking for an IBM 1620 to purchase. Any leads greatly appreciate. Kevin Tikker Sent from my iPhone Sending from a Telephone, would have

RE: IBM 1620

2015-08-27 Thread Dave G4UGM
-Original Message- From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of william degnan Sent: 27 August 2015 20:00 To: General Discussion: On-Topic and Off-Topic Posts cctalk@classiccmp.org Subject: Re: IBM 1620 How many exist on Earth at this point? Three or four

Re: De-yellowing results

2015-08-27 Thread Evan Koblentz
It does look better. Strange how the yellowing has some sort of negative psychological effect (myself included) on folks. It would be great if you could take a similar photo every couple of months to see if/when the yellowing returns. I don’t think I’ve seen anyone document that process.

De-yellowing results

2015-08-27 Thread Evan Koblentz
Brought my Apple //e Platinum to a MARCH workshop last weekend. We used a bottle of a B-Blond which I think is a woman's hair product from England. We painted it onto the computer case, wrapped the case in Saran Wrap, and left it outside in the sunlight for a few hours. The results were

Re: IBM 1620

2015-08-27 Thread Jay Jaeger
On 8/27/2015 3:49 PM, william degnan wrote: I'd like a 1620 too please. .. or a 1710 if I have to settle. In all seriousness I may not have the machines but I do have a lot of 1401/1620/1710 docs on hand in my little private library here in Landenberg, should anyone be passing this way.

Re: IBM 1620

2015-08-27 Thread william degnan
heh...well I didn't say it was a *good* chance, but one can always hope... On Thu, Aug 27, 2015 at 5:54 PM, Jay Jaeger cu...@charter.net wrote: On 8/27/2015 3:49 PM, william degnan wrote: I'd like a 1620 too please. .. or a 1710 if I have to settle. In all seriousness I may not have the

Re: TK50/TK70 Info

2015-08-27 Thread Kyle Owen
On Thu, Aug 27, 2015 at 11:55 PM, Mark J. Blair n...@nf6x.net wrote: On Aug 27, 2015, at 21:45, Kyle Owen kylevo...@gmail.com wrote: Is your 730 booting VMS yet? Yes! I can boot 7.3 (IIRC) from the R80 or 5.3 (IIRC) from the RL02. I haven't gotten networking up and running yet, but I did

Re: IBM 1620

2015-08-27 Thread Jon Elson
On 08/27/2015 09:18 PM, Kevin Tikker wrote: Thanks very much for the link. Maybe there is one out there I believe Lewis and Clark College in Godfrey, IL had a 1620 that I saw in about 1980. I have no idea if anyone in the area still has it. Jon

Re: IBM 1620

2015-08-27 Thread Fred Cisin
There were two IBM 1620's in the College of Engineering in Madison, WI On Thu, 27 Aug 2015, Kevin Tikker wrote: A possible lead? There was one at Merritt College in Oakland during the days when the Black Panthers started out there. If you make a list of every one that there was, you're

Re: TK50/TK70 Info

2015-08-27 Thread Warner Losh
I can confirm that back in the day (has that been 25 years ago now?) I was able to read a couple of TK-50's I'd made in school with a TK-70 that I had access to through a friend's work. Mind you, even new the TK-50 was a woe-be-gotten piece-of-x that worked right about as often as the Cubs

Re: TK50/TK70 Info

2015-08-27 Thread Mark J. Blair
If I'm not mistaken, TK70 drive can read but not write TK50 tapes. I have very limited experience with this family of drives so far, but what little I have is not good. Pictures: https://twitter.com/nf6x/status/617511461452013568 https://twitter.com/nf6x/status/617519989721923584 Maybe my

Re: TK50/TK70 Info

2015-08-27 Thread Mark J. Blair
On Aug 27, 2015, at 21:45, Kyle Owen kylevo...@gmail.com wrote: Is your 730 booting VMS yet? Yes! I can boot 7.3 (IIRC) from the R80 or 5.3 (IIRC) from the RL02. I haven't gotten networking up and running yet, but I did manage to make tape backups of the R80 and RL02 on the TU80 tape drive

Re: TK50/TK70 Info

2015-08-27 Thread Kyle Owen
On Thu, Aug 27, 2015 at 11:13 PM, Jay Jaeger cu...@charter.net wrote: Looking at www.bitsavers.org/pdf/emulex for P4000 I found a manual that seems to relate t the tapes you have. Those tapes are for an Emulex terminal server called the Performance 4000-T. If you don't have such a unit,

TK50/TK70 Info

2015-08-27 Thread Kyle Owen
I hope to start backing up my MicroVAX 3800 soon via the TK70. Sounds like 8mm is more unreliable than the TK70, and I don't have but one magneto-optical disk. Are there any precautions I need to take before sticking a tape in the drive? Pinch rollers that might be gooey? I assume the TK70 drive

Re: IBM 1620

2015-08-27 Thread Jay Jaeger
On 8/27/2015 9:18 PM, Kevin Tikker wrote: Thanks very much for the link. Maybe there is one out there There were two IBM 1620's in the College of Engineering in Madison, WI when I started school, and rumor was that one of them ended up in somebody's basement. Whether or not that rumor was

Re: TK50/TK70 Info

2015-08-27 Thread Jay Jaeger
On 8/27/2015 10:19 PM, Kyle Owen wrote: I hope to start backing up my MicroVAX 3800 soon via the TK70. Sounds like 8mm is more unreliable than the TK70, and I don't have but one magneto-optical disk. Are there any precautions I need to take before sticking a tape in the drive? Pinch

Re: IBM 1620

2015-08-27 Thread Chuck Guzis
On 08/27/2015 09:02 PM, Fred Cisin wrote: There were two IBM 1620's in the College of Engineering in Madison, WI On Thu, 27 Aug 2015, Kevin Tikker wrote: A possible lead? There was one at Merritt College in Oakland during the days when the Black Panthers started out there. ...and let's

Re: IBM 1620

2015-08-27 Thread Lyle Bickley
On Thu, 27 Aug 2015 14:28:30 -0500 Ben Sinclair b...@bensinclair.com wrote: The CHM has a bit of information, and links to three other 1620's that they know about: http://www.computerhistory.org/projects/ibm_1620/ibm1620/ From what I've been reading, there may be only one operational 1620

Re: IBM 1620

2015-08-27 Thread Kevin Tikker
I went to both Laney and Berkeley City College so you may have a clue. Thank you Kevin Sent from my iPhone On Aug 27, 2015, at 9:02 PM, Fred Cisin ci...@xenosoft.com wrote: There were two IBM 1620's in the College of Engineering in Madison, WI On Thu, 27 Aug 2015, Kevin Tikker wrote: A

Re: IBM 1620

2015-08-27 Thread Kevin Tikker
Great series of books the film was based on Sent from my iPhone On Aug 27, 2015, at 9:28 PM, Chuck Guzis ccl...@sydex.com wrote: On 08/27/2015 09:02 PM, Fred Cisin wrote: There were two IBM 1620's in the College of Engineering in Madison, WI On Thu, 27 Aug 2015, Kevin Tikker wrote: A

Re: IBM 1620

2015-08-27 Thread Kevin Tikker
Thanks very much for the link. Maybe there is one out there Sent from my iPhone On Aug 27, 2015, at 12:28 PM, Ben Sinclair b...@bensinclair.com wrote: The CHM has a bit of information, and links to three other 1620's that they know about:

Re: IBM 1620

2015-08-27 Thread Kevin Tikker
A possible lead? Sent from my iPhone On Aug 27, 2015, at 7:41 PM, Jay Jaeger cu...@charter.net wrote: On 8/27/2015 9:18 PM, Kevin Tikker wrote: Thanks very much for the link. Maybe there is one out there There were two IBM 1620's in the College of Engineering in Madison, WI when I

Re: TK50/TK70 Info

2015-08-27 Thread Paul Anderson
Hi Kyle, Any updates for the trip? On Thu, Aug 27, 2015 at 10:19 PM, Kyle Owen kylevo...@gmail.com wrote: I hope to start backing up my MicroVAX 3800 soon via the TK70. Sounds like 8mm is more unreliable than the TK70, and I don't have but one magneto-optical disk. Are there any

RE: ASR-33 differences

2015-08-27 Thread tony duell
If I recall correctly; weren't the preferred versions of the 33ASR for use where the reader was controlled by the computer the 3-position manual reader control models? Since the reader won't run unless the computer is asserting the reader control lines anyway, and with such hardware flow

RE: TS05 is re-badged Cipher? was Re: Pre-VCFMW Sales and Free Stuff

2015-08-27 Thread tony duell
I thought the TS05 was a 1600bpi drive, so I would have guessed the F880. But there seem to be a few sites saying it was an 80MB drive, so... M891 then? I don't know how similar the F880 and M891 are inside, but I have a TS05 for my 11/730 and I used the F880 service manual when I needed to

Re: A tale of woe, including carelessness, stupidity and laziness....

2015-08-27 Thread Peter Coghlan
Paul Koning wrote: I can't vouch for the truth of the story; I heard it a long time ago from a fairly reliable source. The story seems plausable but I disagree with the theory of how it could have happened. But consider this theory. Suppose you have two service drops, fed from

IBM 1620

2015-08-27 Thread Kevin Tikker
Looking for an IBM 1620 to purchase. Any leads greatly appreciate. Kevin Tikker Sent from my iPhone