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How can I determine the power/heat dissipation capacity of my cooling system?

Years ago, Zalman offered the "Reserator 1" (in 3 editions: Original/Blue, Plus/Black, and V2/Silver). It's a large (70cm-tall) extruded aluminium tower with short fins which serves as a combination ...
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Is light relative? [closed]

I was wondering, if two cars (A and B) are going at different velocities let's say A=90km/h, B=80km/h then if we add the two speeds we get 170km/h meaning they are relative to each other. But if one ...
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244 views

10base2 (a.k.a. thinnet) over TV coax (wrong impedance) - will it work?

I have a run of TV/DVB-S coax in my house and I think about abusing it for ethernet. I am aware of the "good"/modern solution (ethernet over coax, fancy modulation an all, something like ...
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26 views

Science computation approach & errors

After reading one interesting science paper last week, I'd like to hear opinion of someone experienced or who is "in the theme": Modern processors have some finite level of precision, so what ...
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2k views

How far do electrons physically move in a single clock cycle in a (theoretical) 4GHz processor?

I was musing last night about computers and processors and this video of a 6-bit digital adding machine, and I know that 4 GHz seems to be the practical limit of mass-produced CPUs of the current era. ...