On Fri, 7 Dec 2018, Noel Chiappa wrote:
> From>: Christian Corti
> I thought that the DEC packs would be similar but no, DEC had to invent
> something different...
Huh? I thought RL0x drives use an IBM 5440 type pack (as used on the IBM
Yes, I mean the mechanism of the handle that
> From: Paul Birkel
>> I thought RL0x drives use an IBM 5440 type pack (as used on the IBM
>> System/3 DEC may have used their own format (and servo track
>> stuff), I don't know much about the 5440.
> Sounds to me like it was different, but in a good way?
I took a
> On Dec 7, 2018, at 11:11 AM, Paul Birkel via cctalk
> wrote:
>
>
> Quoted from "DISK DRIVE CONTROL: THE EARLY YEARS" (Abramovitch & Franklin)
> https://www.researchgate.net/publication/3206778_A_brief_history_of_disk_dri
> ve_control
>
> "DEC came out with the 125 TPI RL01 disk drive in
-Original Message-
From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Noel
Chiappa via cctalk
Sent: Friday, December 07, 2018 10:24 AM
To: cctalk@classiccmp.org
Cc: j...@mercury.lcs.mit.edu
Subject: Re: Opening RL02 disk pack
> From>: Christian Corti
>
> From>: Christian Corti
> I thought that the DEC packs would be similar but no, DEC had to invent
> something different...
Huh? I thought RL0x drives use an IBM 5440 type pack (as used on the IBM
System/3 - I used one of those at my first computer job, they'd just gotten
it in); DEC
On Thu, 6 Dec 2018, it was written
I don't know that anyone did that back in the day - the pack cleaners
I'm aware of had arms that wiped the top and bottom surfaces of the
platter while the platter was still mounted inside the shell. I know
Well I don't have an RL pack cleaner. And in my
On 12/06/2018 10:28 AM, Ethan Dicks via cctalk wrote:
Also, RK05s can be formatted by users (and often were),
but owning to embedded servo data, you _can't_ format
RL01/RL02 media in the field, so I'd be hesitant to
dismantle the hub on an RL02 pack. -ethan
I dropped an RL02 that had the only
On Thu, Dec 6, 2018 at 4:28 AM Christian Corti via cctalk
wrote:
> Here are some pictures that hopefully clarify my question:
> http://computermuseum.informatik.uni-stuttgart.de/pics/temp/rl02/
>
> How do I separate the platter from the top of the cartridge/cover?
I don't know that anyone did
On Thu, 6 Dec 2018, Christian Corti wrote:
Well, this is exactly my question: how do I remove the disk (= platter) from
the pack (= cartridge). And there are no magnets in the disk pack.
Here are some pictures that hopefully clarify my question:
On Wed, 5 Dec 2018, Michael Fritsch wrote:
The top of the middle part of the handle (this with the slider) is only glued
slighly at the base part. With a screwdriver it is removeable quite easy.
After removing it, it reveals the secret of the mechanism.
[...]
Before doing this, remove the
On Thu, 6 Dec 2018, it was written
Wait, by 'open' do you mean 'release the bottom dust cover',
or 'disassemble and remove all plastic till the platters are fully exposed'?
Of course I mean 'disassemble and remove all plastic till the platters are
fully exposed'. I know how to remove the
Sounds like a good youtube video topic...
Marc
On Wed, Dec 5, 2018 at 1:38 PM Guy Dunphy via cctalk
wrote:
> At 02:09 PM 3/12/2018 +0100, Christian wrote:
> >Hi,
> >how does one open a RL02 disk pack? A couple of packs need cleaning but I
> >can't figure out how to open them...
>
>
> Wait, by
At 02:09 PM 3/12/2018 +0100, Christian wrote:
>Hi,
>how does one open a RL02 disk pack? A couple of packs need cleaning but I
>can't figure out how to open them...
Wait, by 'open' do you mean 'release the bottom dust cover',
or 'disassemble and remove all plastic till the platters are fully
Christian Corti via cctalk wrote:
Hi,
how does one open a RL02 disk pack? A couple of packs need cleaning but I can't figure out how to
open them...
Christian
The top of the middle part of the handle (this with the slider) is only glued slighly at the base
part. With a screwdriver it is
At 08:41 PM 5/12/2018 +1100, I stupidly wrote:
>Ha, this made me realize I don't know either. Despite that I now have some
>RLO3K-DC
>packs, and one RLO2 drive.
Typo. That should be RLO2K-DC.
At 12:24 PM 4/12/2018 -0800, you wrote:
>On Mon, Dec 3, 2018 at 5:09 AM Christian Corti via cctalk <
>cctalk@classiccmp.org> wrote:
>
>> Hi,
>> how does one open a RL02 disk pack? A couple of packs need cleaning but I
>> can't figure out how to open them...
>>
>>
>I was curious to see if there
On Mon, Dec 3, 2018 at 5:09 AM Christian Corti via cctalk <
cctalk@classiccmp.org> wrote:
> Hi,
> how does one open a RL02 disk pack? A couple of packs need cleaning but I
> can't figure out how to open them...
>
>
I was curious to see if there would be any replies to this. I have just shy
of 40
Hi,
how does one open a RL02 disk pack? A couple of packs need cleaning but I
can't figure out how to open them...
Christian
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