On 06/08/2017 01:08 AM, Christian Corti via cctalk wrote:
>
> I got two ECS modules, I put pictures of them on my FB album. I've also
> put them on our server right now, at
> ftp://computermuseum.informatik.uni-stuttgart.de/cdc/ecs/
>
> The core planes are *huge*, about 4000cm² !
Thanks for tha
- Original Message -
From: "Fred Cisin via cctalk"
To: "General Discussion: On-Topic and Off-Topic Posts"
Sent: Thursday, June 08, 2017 10:39 AM
Subject: Re: rectangular sense core vs. diagonal
> On Thu, 8 Jun 2017, Mike Stein via cctalk wrote:
>> A
There'd be no desk, just dust.
From: "cctalk"
To: "cctalk"
Sent: Thursday, June 8, 2017 7:39:40 AM
Subject: Re: rectangular sense core vs. diagonal
On Thu, 8 Jun 2017, Mike Stein via cctalk wrote:
> Another reason why things were better in "The Good Old D
On Thu, 8 Jun 2017, Mike Stein via cctalk wrote:
Another reason why things were better in "The Good Old Days":
While removing a (spring-loaded) microSD card from a tablet yesterday my
fingernail slipped and 32 Gigabytes of data shot out and disappeared
somewhere among the dust bunnies behind my
- Original Message -
From: "Christian Corti via cctalk"
To: "General Discussion: On-Topic and Off-Topic Posts"
Sent: Thursday, June 08, 2017 4:08 AM
Subject: Re: rectangular sense core vs. diagonal
> On Wed, 7 Jun 2017, Paul Koning wrote:
>>> How is EC
Christian Corti via
cctalk
Sent: Thursday, June 8, 2017 1:08:19 AM
To: General Discussion: On-Topic and Off-Topic Posts
Subject: Re: rectangular sense core vs. diagonal
On Wed, 7 Jun 2017, Paul Koning wrote:
>> How is ECS constructed? I fooled with a lot of it back in the day, but
>> neve
On Wed, 7 Jun 2017, Paul Koning wrote:
How is ECS constructed? I fooled with a lot of it back in the day, but
never got a good look at the core planes.
I'd love to know. I never saw the insides of ECS. There are some
documents on Bitsavers but none that I have seen show the ECS memory
sub
> On Jun 7, 2017, at 3:24 PM, Chuck Guzis via cctech
> wrote:
>
> On 06/07/2017 10:47 AM, Paul Koning via cctech wrote:
>
>> 6600 core memory is documented in great detail in the training manual
>> which is on Bitsavers. It has conventional diagonal sense lines. It
>> does have some interest
On 06/07/2017 05:02 PM, Paul Koning wrote:
> I'd love to know. I never saw the insides of ECS. There are some
> documents on Bitsavers but none that I have seen show the ECS memory
> subsystem itself, certainly not at the circuit level.
I found a paper from SJCC 1967 that does a pretty good job
On 06/07/2017 10:47 AM, Paul Koning via cctech wrote:
> 6600 core memory is documented in great detail in the training manual
> which is on Bitsavers. It has conventional diagonal sense lines. It
> does have some interesting design attributes, though. For one thing,
> it has pairs of inhibit wi
On 2017-Jun-07, at 7:12 AM, william degnan via cctalk wrote:
> Where there any computers that used a "rectangular sense" core RAM?
> Whirlwind core is diagonal. This page describes the differences/evolution
> of the sense line.
>
> More: http://ed-thelen.org/comp-hist/Byte/76jul.html
>
> Were r
> On Jun 7, 2017, at 1:01 PM, Jon Elson via cctech
> wrote:
>
> On 06/07/2017 09:12 AM, william degnan via cctech wrote:
>> Where there any computers that used a "rectangular sense" core RAM?
>> Whirlwind core is diagonal. This page describes the differences/evolution
>> of the sense line.
>>
On 06/07/2017 09:12 AM, william degnan via cctech wrote:
Where there any computers that used a "rectangular sense" core RAM?
Whirlwind core is diagonal. This page describes the differences/evolution
of the sense line.
More: http://ed-thelen.org/comp-hist/Byte/76jul.html
Were rectangular core
Where there any computers that used a "rectangular sense" core RAM?
Whirlwind core is diagonal. This page describes the differences/evolution
of the sense line.
More: http://ed-thelen.org/comp-hist/Byte/76jul.html
Were rectangular core planes used in any commercial/government computer
that saw
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