WTD: S100 Static RAM card
mhs.stein at gmail.com
Thu Mar 26 16:32:11 CDT 2015
FWIW I've never had any problems with Cromemco
64KZ-II DRAM cards.
----- Original Message -----
From: "Philip Lord" <philip at neoncluster.com>
To: <publicmail at jwsss.com>; "General Discussion:
On-Topic and Off-Topic Posts"
<cctalk at classiccmp.org>
Sent: Thursday, March 26, 2015 5:19 PM
Subject: Re: WTD: S100 Static RAM card
Hi Jim, thanks for the info.
Always good to know what people think are good
cards, and what aren’t.
> On Mar 27, 2015, at 10:13 AM, Jim Stephens
> <jws at jwsss.com> wrote:
> On 3/26/2015 1:34 PM, Philip Lord wrote:
>> Hi all,
>> I’ve been struggling getting a 64k Dynamic RAM
>> card back up and working in my IMSAI 8080. In
>> fact I’m giving up on the DRAM card in this
>> system and have decided to start looking for a
>> SRAM card that can get the IMSAI up to 56k.
>> In terms if SRAM cards, I presently have:
>> 2 x Problem solver RAM16 cards - both seem to
>> be working.
>> 2 x 8K RAM cards - both seem to be working.
>> Less cards generating heat, and putting stress
>> on the old power supply is obviously best, so I’d
>> be looking for either:
>> - 1 x 16k SRAM card (for a total of 4 RAM cards
>> (3 x 16k + 1 x 8k) in my system). A PSS RAM16
>> would be preferred for sake of consistency, but
>> obviously not crucial.
>> - 1 x 32k SRAM card (for a total of 3 RAM cards
>> (1 x 32k, 1 x 16k + 1 x 8k) in my system)
>> - 1 x 64k SRAM card that can have the last 8k
>> bank turned off
>> I would love to hear from anyone with one of
>> the above cards who would be willing to pass it
>> Much thanks for your time.
>> Best regards
> I do not have any to pass on, but in the day,
> you couldn't do better than IMS 16k's I also
> had a Tarbell CPU with 256k of Dram, and that
> was the only dynamic ram I ever had in an S100
> Also if you can find Compupro, I suspect it is
> as likely to be perfect as the IMS boards are.
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