Who's rewired their house for this hobby?
cclist at sydex.com
Tue Nov 25 14:58:24 CST 2014
On 11/25/2014 12:25 PM, William Donzelli wrote:
>> the load regulation, ripple, and noise specs weren't great, and ECL is
>> sensitive to the ripple and noise.
> On the other hand, ECL does not suffer from the spikes, burps and
> farts TTL tends to make.
> Late model Cybers tend to have very little in the way of filtering,
> simply because the ECL load is "nice".
400Hz 3-phase power also helps. That gives a ripple frequency of 2400Hz
in a fullwave "star" configuration, with only 13% ripple, no? The same
holds for early model Cybers (even before they were called "Cyber")
which used a different variety of logic.
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