RE: Mysterious S100 SRAM card

2015-07-26 Thread dwight
Looking at the flicker for Larry Niven's machine, I see it hada Polymorphic video card. The machine would have had a parallelkey board. You can see it had the keyboard connector wiredto it.The drive has the controller built into it, similar to the Digital Systemsdrive. It would have had a bus

Re: Mysterious S100 SRAM card

2015-07-25 Thread Jay jaeger
That does sound like a MITS serial no. The K is for Kit as opposed to factory assembled. "drlegendre ." wrote: >What's the significance of "3462K", as is hand-written on the 8080 CPU >board? > >Is that a serial? > >On Sat, Jul 25, 2015 at 1:29 PM, Brent Hilpert wrote: > >> On 2015-Jul-25, at

Re: Mysterious S100 SRAM card

2015-07-25 Thread dave
On Sat, 25 Jul 2015, drlegendre . wrote: On Sat, Jul 25, 2015 at 1:29 PM, Brent Hilpert wrote: On 2015-Jul-25, at 8:33 AM, Bill Sudbrink wrote: Dwight wrote: Dave, you were going to tell us where you found it? Dwight Probably in Larry Niven's Altair? Indeed, it's in one of his flickr ph

Re: Mysterious S100 SRAM card

2015-07-25 Thread drlegendre .
What's the significance of "3462K", as is hand-written on the 8080 CPU board? Is that a serial? On Sat, Jul 25, 2015 at 1:29 PM, Brent Hilpert wrote: > On 2015-Jul-25, at 8:33 AM, Bill Sudbrink wrote: > > Dwight wrote: > >> Dave, you were going to tell us where you found it? > >> Dwight > > > >

Re: Mysterious S100 SRAM card

2015-07-25 Thread Brent Hilpert
On 2015-Jul-25, at 8:33 AM, Bill Sudbrink wrote: > Dwight wrote: >> Dave, you were going to tell us where you found it? >> Dwight > > Probably in Larry Niven's Altair? Indeed, it's in one of his flickr photos of the LN Altair. https://www.flickr.com/photos/32548582@N02/sets/7215765395047

RE: Mysterious S100 SRAM card

2015-07-25 Thread Bill Sudbrink
Dwight wrote: > Dave, you were going to tell us where you found it? > Dwight Probably in Larry Niven's Altair? Bill S.

RE: Mysterious S100 SRAM card

2015-07-25 Thread dwight
Dave, you were going to tell us where you found it? Dwight

Re: Mysterious S100 SRAM card

2015-07-24 Thread Brent Hilpert
On 2015-Jul-24, at 10:25 AM, Mike Loewen wrote: > On Fri, 24 Jul 2015, Brent Hilpert wrote: > >> On 2015-Jul-24, at 9:02 AM, Bob Rosenbloom wrote: >>> On 7/24/2015 2:16 AM, d...@661.org wrote: On Fri, 24 Jul 2015, d...@661.org wrote: > Can someone identify this S100 SRAM card? I can

Re: Mysterious S100 SRAM card

2015-07-24 Thread Mike Loewen
On Fri, 24 Jul 2015, Brent Hilpert wrote: On 2015-Jul-24, at 9:02 AM, Bob Rosenbloom wrote: On 7/24/2015 2:16 AM, d...@661.org wrote: On Fri, 24 Jul 2015, d...@661.org wrote: Can someone identify this S100 SRAM card? I can tell that it's a 16K SRAM board made up of MM2114 chips. Virtual bee

Re: Mysterious S100 SRAM card

2015-07-24 Thread Brent Hilpert
On 2015-Jul-24, at 9:02 AM, Bob Rosenbloom wrote: > On 7/24/2015 2:16 AM, d...@661.org wrote: >> On Fri, 24 Jul 2015, d...@661.org wrote: >> >>> Can someone identify this S100 SRAM card? I can tell that it's a 16K SRAM >>> board made up of MM2114 chips. Virtual beer to the first person who guesse

Re: Mysterious S100 SRAM card

2015-07-24 Thread Bob Rosenbloom
On 7/24/2015 2:16 AM, d...@661.org wrote: On Fri, 24 Jul 2015, d...@661.org wrote: Can someone identify this S100 SRAM card? I can tell that it's a 16K SRAM board made up of MM2114 chips. Virtual beer to the first person who guesses where I found it. Whoops! How about if I show you the pict

Re: Mysterious S100 SRAM card

2015-07-24 Thread wulfman
I had 4 of them in my first 8080 computer. I believe they are SSM (Solid State Music brand) On 7/24/2015 2:16 AM, d...@661.org wrote: > On Fri, 24 Jul 2015, d...@661.org wrote: > >> Can someone identify this S100 SRAM card? I can tell that it's a 16K >> SRAM board made up of MM2114 chips. Vir

RE: Mysterious S100 SRAM card

2015-07-24 Thread dwight
With all the switches, it looks like it has bank switching. Dwight > Subject: RE: Mysterious S100 SRAM card > Date: Fri, 24 Jul 2015 06:20:50 -0700 > From: ri...@bensene.com > To: cctalk@classiccmp.org > > > On Fri, 24 Jul 2015, David Griffith wrote: > > > >

RE: Mysterious S100 SRAM card

2015-07-24 Thread Rick Bensene
> On Fri, 24 Jul 2015, David Griffith wrote: > > > Can someone identify this S100 SRAM card? I can tell that it's a 16K > > SRAM board made up of MM2114 chips. Virtual beer to the first person > > who guesses where I found it. > > Whoops! How about if I show you the picture? > > https://www.f

Re: Mysterious S100 SRAM card

2015-07-24 Thread dave
On Fri, 24 Jul 2015, d...@661.org wrote: Can someone identify this S100 SRAM card? I can tell that it's a 16K SRAM board made up of MM2114 chips. Virtual beer to the first person who guesses where I found it. Whoops! How about if I show you the picture? https://www.flickr.com/photos/32548

Mysterious S100 SRAM card

2015-07-24 Thread dave
Can someone identify this S100 SRAM card? I can tell that it's a 16K SRAM board made up of MM2114 chips. Virtual beer to the first person who guesses where I found it. -- David Griffith d...@661.org A: Because it fouls the order in which people normally read text. Q: Why is top-posting suc