On 10/06/2015 08:19 PM, Ali wrote:
Well apparently you can still buy recertifiers for the low low price
of $8K w/ warranty. I guess if you are the CHM or recovery outfit
like yours Chuck it makes sense. You can also get a new cleaner w/
warranty for $2K.
Was this equipment ever cheap (i.e. when
Tsk, and I just gave one away (a VIC-1112);
actually used it way back then.
Pretty "niche" indeed, but "cool"...
m
- Original Message -
From: "Jason T"
To: "General Discussion: On-Topic and Off-Topic
Posts"
Sent: Wednesday, October 07, 2015 12:28 AM
Subject: Re: A VIC-20 IEEE Proj
On Tue, Oct 6, 2015 at 10:32 PM, drlegendre . wrote:
> I didn't realize there was a shortage of these things. Just a couple months
> ago, I bought a VIC IEC to IEEE-488 interface for around $25 on eBay, and
> ended up selling it back off for about the same.
That does seem cheap to me but maybe th
I didn't realize there was a shortage of these things. Just a couple months
ago, I bought a VIC IEC to IEEE-488 interface for around $25 on eBay, and
ended up selling it back off for about the same.
This is probably faster, being that it connects directly to the Expansion
Port (data / address buss
> A step up is a recertifier that writes and reads back a pattern and
> notes the bad spots. Usually done after a cleaning pass.
>
> --Chuck
Well apparently you can still buy recertifiers for the low low price of $8K w/
warranty. I guess if you are the CHM or recovery outfit like yours Chuck i
On 10/6/2015 9:43 PM, Ali wrote:
Pretty simple--basically, it draws the tape over a carbide or ceramic
blade and scrapes loose surface oxide off; pads wipe both sides of the
Chuck,
Thanks for the explanation. So then you would use this on tape w/o data or w/
data that does not need to be reta
On 10/06/2015 07:43 PM, Ali wrote:
Thanks for the explanation. So then you would use this on tape w/o
data or w/ data that does not need to be retained? I ask because
scraping off loose carbide sounds like it may cause problems with
data integrity.
There's not much that's typically scraped off
> Pretty simple--basically, it draws the tape over a carbide or ceramic
> blade and scrapes loose surface oxide off; pads wipe both sides of the
Chuck,
Thanks for the explanation. So then you would use this on tape w/o data or w/
data that does not need to be retained? I ask because scraping of
On Tue, 6 Oct 2015, Tothwolf wrote:
On Mon, 5 Oct 2015, Jules Richardson wrote:
My Portable II uses a Miniscribe ST506/412 drive hooked up to a bridge
board that I'm told is IDE at the other side, back to the controller.
The original drive in my machine is toast - I had to pop the lid to
free
On Mon, 5 Oct 2015, Jules Richardson wrote:
My Portable II uses a Miniscribe ST506/412 drive hooked up to a bridge
board that I'm told is IDE at the other side, back to the controller.
The original drive in my machine is toast - I had to pop the lid to free
the spindle. It spins up now, and mi
Temping to tell a friend to buy it got a 20,000 tape collect that needs to
be digitized of rare opera recordings
On Tuesday, October 6, 2015, Chuck Guzis wrote:
> On 10/06/2015 05:16 PM, Adrian Stoness wrote:
>
>> would this be a good thing for audio tapes ?
>>
>
> I don't see why not, providing
On 10/06/2015 05:54 PM, Ali wrote:
Just curious how does it work?
Pretty simple--basically, it draws the tape over a carbide or ceramic
blade and scrapes loose surface oxide off; pads wipe both sides of the
tape. Usually, you can program this to do multiple cycles, measure out
BOT/EOT plac
Some friends in the local 8-bit micro hobby have whipped up a clone of
Commodore's VIC-1112 IEEE interface for the VIC-20 computer. The news
has probably permeated most of the C= scene but I figured it was worth
dropping here for maximum exposure. I saw the prototype working at
VCF Midwest earlie
On 10/06/2015 05:16 PM, Adrian Stoness wrote:
would this be a good thing for audio tapes ?
I don't see why not, providing your audio tapes have the same hub
dimensions. (I'm not that familiar with 1/2" audio tape). Does audio
tape also use BOT/EOT reflective markers?
Reminds of the day way
> Jim Cimmeri also sent me some relevant files, thanks Jim.
I meant Jim Stephens... Much appreciated.
> > find out that the thing was merely a tape cleaner and not a tape
> > drive, so he probably would like to see an offer. It appears to be
> > complete, but for the outer cabinet. Sellers says it powers up just
> fine.
> >
> > Not mine, but cleaners don't come up too often, so I thought the list
In the comments on that HP mini Reddit thread someone said he was
still using them for work. I asked him about that, and he said they're
used for timetables on London's Underground!
On Tue, Oct 6, 2015 at 6:30 PM, Adrian Stoness wrote:
> someon should find out if they still have the guts and ask
On 10/6/2015 5:07 PM, Chuck Guzis wrote:
On 10/06/2015 03:58 PM, Marc Verdiell wrote:
I've got a bunch of files that are Overland 32xx-related, but I
don't know if they'll be useful. I don't recall where I got them
off the web, but I'll be happy to forward them along. Probably
close to 75MB wo
would this be a good thing for audio tapes ?
On Tue, Oct 6, 2015 at 7:12 PM, Chuck Guzis wrote:
> While we're on the subject of half-inch tape, the innards of a CDC
> half-inch tape cleaner, item 281807671456. The seller was surprised to
> find out that the thing was merely a tape cleaner and
While we're on the subject of half-inch tape, the innards of a CDC
half-inch tape cleaner, item 281807671456. The seller was surprised to
find out that the thing was merely a tape cleaner and not a tape drive,
so he probably would like to see an offer. It appears to be complete,
but for the
On 10/06/2015 03:58 PM, Marc Verdiell wrote:
I've got a bunch of files that are Overland 32xx-related, but I
don't know if they'll be useful. I don't recall where I got them
off the web, but I'll be happy to forward them along. Probably
close to 75MB worth.
Thanks, I¹ll gladly take all of it. E
someon should find out if they still have the guts and ask if one could
aquire them
On Tue, Oct 6, 2015 at 6:27 PM, Jay West wrote:
> Ian wrote...
>
> This is more sad to me:
>
> https://www.reddit.com/r/retrobattlestations/comments/3i1rk5/turned_it_into_a_time_server_and_binary_clock/
> -
Ian wrote...
This is more sad to me:
https://www.reddit.com/r/retrobattlestations/comments/3i1rk5/turned_it_into_a_time_server_and_binary_clock/
It looked mint.
That's... just :(
J
>I've got a bunch of files that are Overland 32xx-related, but I don't
>know if they'll be useful. I don't recall where I got them off the web,
>but I'll be happy to forward them along. Probably close to 75MB worth.
Thanks, I¹ll gladly take all of it. Email away, or if you can share on a
web folde
I have one (and just one) set of RL01 slides that I can spare, presuming
that the slides for the RL01 and RL02 are identical.
DEC part numbers are 12-13686-00-B-L and -R
Ben, if you are in the US (otherwise shipping is probably not worth it),
contact me off list and we can discuss price / trade.
So cool ☺
On 6 October 2015 at 20:14, Rich Alderson
wrote:
> From: Ian S. King
> Sent: Monday, October 05, 2015 3:30 PM
>
> > ISTR having run 7.2 briefly on an 11/785 (to troubleshoot an install
> > problem with 6.2), and while I didn't do much with it, it did come up and
> > run. And I've used
> From: Tony Duell
> if it behaves as you describe, it would appear that if placed at the
> remote end of the bus it could lock the bus by forcing SACK/ asserted
> (as the M9302 does) if a grant chain is open [and there's a board with
> a pull-up on the grant input just after t
On 10/06/2015 11:54 AM, Rich Alderson wrote:
Of course, that's mostly true for those machines restricted to silly
octets as their native data representation. :->
And one finds odd-byte-sized records not infrequently in big iron--and
then you have to ask "where do most half-inch 9-track tapes
From: Ian S. King
Sent: Monday, October 05, 2015 3:30 PM
> ISTR having run 7.2 briefly on an 11/785 (to troubleshoot an install
> problem with 6.2), and while I didn't do much with it, it did come up and
> run. And I've used 7.2 quite a bit on 3100-series machines with minimal
> RAM. Granted, I
On Tue, Oct 06, 2015 at 06:54:09PM +, Rich Alderson wrote:
>> But most popular tape
>> labeling schemes will always produce even-lengthed records, so there's no
>> difference.
>
>Of course, that's mostly true for those machines restricted to silly octets as
>their native data representation. :-
From: John Wilson
Sent: Sunday, October 04, 2015 12:33 AM
> On Sat, Oct 03, 2015 at 09:49:49PM -0700, Marc Verdiell wrote:
>> Your program worked beautifully writing a SIMH format file on my HP 88780
>> tape!
> The difference is that SIMH's native format pads records to even sizes before
> append
On 10/6/15 11:14 AM, Ben Sinclair wrote:
I actually need some slides for my RL02... Are these the same type?
Nope. DIGITAL designed their own chassis slides after the 11/34
11/44, RLxx and everything after were custom.
I actually need some slides for my RL02... Are these the same type? I
have no rack/slide hardware for it at all, and just have it mounted on
a homemade sliding shelf for now. I'd love to have it mounted
properly!
On Tue, Oct 6, 2015 at 12:00 PM, Al Kossow wrote:
> On 10/6/15 9:31 AM, Jay Jaeger w
> On Oct 6, 2015, at 8:26 AM, william degnan wrote:
>
> What is the purpose of this controller? It came with a PDP 11/05 system:
> http://vintagecomputer.net/digital/PDP11-05/dec_r-k_abbr_bootPC_Board-a_front.jpg
>
> Printed on the controller is
> R-K ABBR. BOOT P. C. Board 609395 Rev B
> 8020
-Oorspronkelijk bericht-
From: william degnan
Sent: Tuesday, October 06, 2015 2:26 PM
To: cctech
Subject: DEC pdp 11 "R-K ABBR. BOOT P. C. Board"
What is the purpose of this controller? It came with a PDP 11/05 system:
http://vintagecomputer.net/digital/PDP11-05/dec_r-k_abbr_bootPC_Boar
What is the purpose of this controller? It came with a PDP 11/05 system:
http://vintagecomputer.net/digital/PDP11-05/dec_r-k_abbr_bootPC_Board-a_front.jpg
Printed on the controller is
R-K ABBR. BOOT P. C. Board 609395 Rev B
802000 Rev
I searched around, found nothing specific Is this a bootstra
This is more sad to me:
https://www.reddit.com/r/retrobattlestations/comments/3i1rk5/turned_it_into_a_time_server_and_binary_clock/
On Sun, Oct 4, 2015 at 5:09 PM, Dave Woyciesjes
wrote:
> On 10/04/2015 01:02 AM, Mark Linimon wrote:
>
>> On Sat, Oct 03, 2015 at 07:09:04PM -0400, Sean Caron wrote
tisdag 6 oktober 2015 skrev Charles Anthony :
>
>
> [Google translate]:
> "The setup program can only be seen if you are in Sweden"
>
>
Oops! I didn't know that they used that kind of geograpical lookup on this
old content.
I think you could use some kind of proxy to circumvent it.
> -- Char
>
> > Converting between genuine 20mA loop and RS232 is not that hard.
>
> Yes, but I'm i) lazy, and ii) overwhelmed with other projects! :-)
True, but sometimes (and I have been guilty of this) it takes longer to post
and moan
about the problem than to dig into the junk box, grab the solde
On 10/6/15 9:31 AM, Jay Jaeger wrote:
Those look like the normal narrow slides DEC typically used
DEC used Chassis-Trak slides, still made by General Devices, and are not
difficult to find.
http://www.ebay.com/itm/221719800397
> From: Tony Duell
> Converting between genuine 20mA loop and RS232 is not that hard.
Yes, but I'm i) lazy, and ii) overwhelmed with other projects! :-)
>> there's a 'SACK Timeout Module' (M8264) which I think performs the
>> same function, but at the _start_ of the bus. (I say
> On Oct 6, 2015, at 12:39 PM, Charles Anthony
> wrote:
>
> On Tue, Oct 6, 2015 at 9:33 AM, Mattis Lind wrote:
>
>> I just found these on SVT Öppet Arkiv (Open Archive).
>> ...
>> Apparently they replaced IBM by DEC in 1976 since they are showing off two
>> PDP-11/40 this time.
>>
>> And in
On Tue, Oct 6, 2015 at 9:33 AM, Mattis Lind wrote:
> I just found these on SVT Öppet Arkiv (Open Archive).
>
> Aside from the fact that they are fascinating time documents (cloths,
> haircuts, way of speaking), these are a little bit of interest to this
> community. I guess that since computers w
>
> > Yes, it is a pity that the later board set (a) has the jumper to
> > disable the built-in console port and (b) has the switchable divider
> > allowing higher baud rates so you generally don't need to :-)
>
> Well, except for those of us who don't have any 20mA gear, and want to
I just found these on SVT Öppet Arkiv (Open Archive).
Aside from the fact that they are fascinating time documents (cloths,
haircuts, way of speaking), these are a little bit of interest to this
community. I guess that since computers were not very commonplace at that
time, SVT really liked to emp
Those look like the normal narrow slides DEC typically used (not the
narrow ones that pivot used on a PDP-11/20 or the big wide ones used on
later PDP-11 mounting boxes). I don't have any exactly like that
available. I do have some that are the same size, and might work, but
the detent is differe
> From: Tony Duell
> Yes, it is a pity that the later board set (a) has the jumper to
> disable the built-in console port and (b) has the switchable divider
> allowing higher baud rates so you generally don't need to :-)
Well, except for those of us who don't have any 20mA gear, a
My 11/05 S's have the names of the cards printed on the chassis wall. The
cards and their slots are listed in the 11/05 S docs. I have always
referred to these unambiguous sources. As long as you have the matching
mounting box for the version of model S of course.
Bill Degnan
twitter: billdeg
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