CDC transistor boards

Chuck Guzis cclist at
Sat Dec 29 14:06:51 CST 2018

On 12/29/18 10:47 AM, William Donzelli via cctalk wrote:
> Statistically, it is more likely to be a 1700 module (a more common
> machine). The front bracket is missing, which is the easy way to
> distinguish the two types.

Don't know what the 1700 count was, but each 6600 had about 6,000
modules--and then there were the 6400s, 6500s and 6700s, as well as ECS
controllers...not to mention the CYBER 70 series...


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