Fabritek Core Memory - Revision history

Jnc: /* External links */ At the CHM

2024-02-04T19:53:45Z

‎External links: At the CHM

Jnc: De-dead-end page

2024-01-16T00:37:43Z

De-dead-end page

Jnc: cat caps

2022-04-22T02:42:19Z

cat caps

Jnc: +control panel img

2022-01-08T16:54:57Z

+control panel img

Larsbrinkhoff at 14:09, 8 January 2022

2022-01-08T14:09:00Z

Larsbrinkhoff at 14:08, 8 January 2022

2022-01-08T14:08:13Z

Larsbrinkhoff: Story about how Minsky purchased the Moby memory.

2022-01-08T14:07:58Z

Story about how Minsky purchased the Moby memory.

Larsbrinkhoff: Link to Krakauer's page.

2019-07-05T04:41:34Z

Link to Krakauer's page.

Larsbrinkhoff: Add photo from CHM.

2019-07-05T04:26:50Z

Add photo from CHM.

Larsbrinkhoff: Stub.

2019-07-05T04:24:32Z

Stub.

New page

256K x 40 bit core memory.

{{stub}}

[[Category:PDP-10 memories]]

← Older revision		Revision as of 19:53, 4 February 2024
Line 17:		Line 17:

	* [https://ljkrakauer.com/LJK/60s/moby.htm "Moby Memory", by Larry Krakauer]		* [https://ljkrakauer.com/LJK/60s/moby.htm "Moby Memory", by Larry Krakauer]
		+	* [https://www.computerhistory.org/collections/catalog/102731715 FABRI-TEK Mass Core "Moby" Memory] - at the [[Computer History Museum\|CHM]]

	[[Category: PDP-10 Memories]]		[[Category: PDP-10 Memories]]

@@ Line 1: / Line 1: @@
 [[Image:Moby.JPG|220px|right|thumb|The "Moby" Memory]]
-K x 40 bit core memory.
+The '''Fabritek Core Memory''' was 256K x 40 bit [[core memory]] for the [[PDP-6]] and [[KA10]].
 Former Fabri-Tek engineer Gary Andersen told this story:

← Older revision		Revision as of 02:42, 22 April 2022
Line 18:		Line 18:
	* [https://ljkrakauer.com/LJK/60s/moby.htm "Moby Memory", by Larry Krakauer]		* [https://ljkrakauer.com/LJK/60s/moby.htm "Moby Memory", by Larry Krakauer]

−	[[Category:PDP-10 ~~memories~~]]	+	[[Category: PDP-10 Memories]]

@@ Line 1: / Line 1: @@
-[[Image:Moby.JPG|300px|rightt|thumb|The "Moby" Memory]]
+[[Image:Moby.JPG|220px|right|thumb|The "Moby" Memory]]
 K x 40 bit core memory.
@@ Line 7: / Line 7: @@
 ''I said, all we have is a prototype.  His response was, “I don’t care. Thanks. When you be in Boston again?” Two weeks later our sales guy and I negotiated a 1 MB add on for his DEC PDP6 computers, one of only 26 PDP6 computers made, for about $230,000 for a 5 microsecond cycle time memory that used 80m ferrite cores, plus another $5000 for every 1/2 microsecond better cycle time, I believe. He wrote the order number on the back of an envelope. ''
 ''We didn’t believe it, but a week later a hard copy purchase order came from MIT. It was a real chore. Not only the memory, but also the interface. As I remember DEC wasn’t real cooperative. It was a long haul, but we finished and got paid $240,000, I believe''
 == External links ==
 * [https://ljkrakauer.com/LJK/60s/moby.htm "Moby Memory", by Larry Krakauer]
 [[Category:PDP-10 memories]]

@@ Line 4: / Line 4: @@
 Former Fabri-Tek engineer Gary Andersen told this story:
-''It was one of the first 1 MB add on memories, if not the first, built by a third party vendor.  I gave a paper on the design at the Spring Joint Computer show in Manhattan in May of 1965. Dr. Marvin Minsky, from his artificial intelligence lab, [was in the audience]. Unshaven, in a white dress shirt hanging out in back, and in sock-less sandal shoes he came up to me and said, “I want one.”
+''It was one of the first 1 MB add on memories, if not the first, built by a third party vendor.  I gave a paper on the design at the Spring Joint Computer show in Manhattan in May of 1965. Dr. Marvin Minsky, from his artificial intelligence lab, [was in the audience]. Unshaven, in a white dress shirt hanging out in back, and in sock-less sandal shoes he came up to me and said, “I want one.”''
-I said, all we have is a prototype.  His response was, “I don’t care. Thanks. When you be in Boston again?” Two weeks later our sales guy and I negotiated a 1 MB add on for his DEC PDP6 computers, one of only 26 PDP6 computers made, for about $230,000 for a 5 microsecond cycle time memory that used 80m ferrite cores, plus another $5000 for every 1/2 microsecond better cycle time, I believe. He wrote the order number on the back of an envelope.
+''I said, all we have is a prototype.  His response was, “I don’t care. Thanks. When you be in Boston again?” Two weeks later our sales guy and I negotiated a 1 MB add on for his DEC PDP6 computers, one of only 26 PDP6 computers made, for about $230,000 for a 5 microsecond cycle time memory that used 80m ferrite cores, plus another $5000 for every 1/2 microsecond better cycle time, I believe. He wrote the order number on the back of an envelope. ''
-We didn’t believe it, but a week later a hard copy purchase order came from MIT. It was a real chore. Not only the memory, but also the interface. As I remember DEC wasn’t real cooperative. It was a long haul, but we finished and got paid $240,000, I believe''
+''We didn’t believe it, but a week later a hard copy purchase order came from MIT. It was a real chore. Not only the memory, but also the interface. As I remember DEC wasn’t real cooperative. It was a long haul, but we finished and got paid $240,000, I believe''
 == External links ==

← Older revision		Revision as of 14:07, 8 January 2022
Line 2:		Line 2:

	256K x 40 bit core memory.		256K x 40 bit core memory.
		+
		+	Former Fabri-Tek engineer Gary Anderson told this story:
		+	''It was one of the first 1 MB add on memories, if not the first, built by a third party vendor. I gave a paper on the design at the Spring Joint Computer show in Manhattan in May of 1965. Dr. Marvin Minsky, from his artificial intelligence lab, [was in the audience]. Unshaven, in a white dress shirt hanging out in back, and in sock-less sandal shoes he came up to me and said, “I want one.”
		+
		+	I said, all we have is a prototype. His response was, “I don’t care. Thanks. When you be in Boston again?” Two weeks later our sales guy and I negotiated a 1 MB add on for his DEC PDP6 computers, one of only 26 PDP6 computers made, for about $230,000 for a 5 microsecond cycle time memory that used 80m ferrite cores, plus another $5000 for every 1/2 microsecond better cycle time, I believe. He wrote the order number on the back of an envelope.
		+
		+	We didn’t believe it, but a week later a hard copy purchase order came from MIT. It was a real chore. Not only the memory, but also the interface. As I remember DEC wasn’t real cooperative. It was a long haul, but we finished and got paid $240,000, I believe''

	== External links ==		== External links ==

← Older revision		Revision as of 04:26, 5 July 2019
Line 1:		Line 1:
		+	[[Image:Moby.JPG\|300px\|rightt\|thumb\|The "Moby" Memory]]
		+
	256K x 40 bit core memory.		256K x 40 bit core memory.