Re: Sockets

["Roger Johnstone" <rojaws@mac.com>]

In article <3B8AF4CC.C1F0E16E@intergate.bc.ca>, Wayne Stewart 
<waynes@intergate.bc.ca> wrote:

> Roger Johnstone wrote:
>
>>
>> There was a version of the ZipGS which fits into the CPU socket. Checking an
>> ad from Zip Technology, they were advertising the model 1500 (ZIPChipGS),
>> 1525 (ZIPChipGS Plus) and 1600 (ZIPGSX).
>>
>> The 1500 was the CPU socket version with an 8MHz CPU and 8KB cache. It
>> wasn't DMA compatible. The cache chips were surface mounted on the board.
>>
>> The interesting one is the 1525 which was the same as the 1500 but with 16KB
>> of cache. It was supposedly DMA compatible, but it still just plugged into
>> the CPU socket.
>>
>> The 1600 was the full size card which had socketed cache chips and the
>> expansion connector, plus extras like DIP switches and activity LEDs.
>>
>
> I've seen the ads for the 1500 and 1525 when the ZipGS was just being
> introduced. I may be wrong but I was under the impression that Zip had
> decided not to market those and that they were never actually sold.
> Anyone ever seen any for sale in a store or seen one in person?
> Still, it's a good that they had Zipchip type accelerators for the IIgs
> developed. Wish they'd made something upgradeable like the ZipGS
> for the IIe
>
>     Wayne

You could be right, I've never heard of anyone who had one of the CPU socket
versions. The ad was from the December 1990 issue of Nibble and the prices
were listed as a special introductory offer.

--
Roger Johnstone, Invercargill, New Zealand

Apple II - Future Cop:LAPD - Warcraft II
http://homepage.mac.com/rojaws
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