Geno
Seasoned Member
  

Without music, life would be a mistake.
Posts: 2219
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Puggy,
This is from Steve a few days ago about this:
A power re-generator, like the PS Audio, is actually a large power amplifier. It has a built-in frequency generator on the input set to 60 Hz. The high current output of the amplifier puts out 120 volts at 60 Hz.
Being an amplifier designer myself, it is a logical assumption that whatever happens on the input is going to be magnified by the output, so a small power spike has the potential to become amplified into a large power spike. While I am certain the devices are designed with lots of circuitry to prevent such a problem, it obviously doesn't work well as evidence of all your components having blown fuses, but not the power regenerator itself.
The difference between the Zen Line Conditioner is that it de-couples you from the power grid with a giant toroidal transformer. Also all spikes and noise are filtered out before the isolation from the transformer. It is a 100% passive device with no electronics or active circuity to fail. If there is a spike on the input it is largely blocked at the input, just as I'm sure it is on a power regenerator, the difference is that the toroidal transformer is not a power amplifier and therefor is not going to amplify small spikes into large ones.
The ZLC is a Zen approach to clean power with the only real goal of increasing liquidity and removing grain in the sound which is the result of noisy power. The fact that it also protects your equipment and offers a margin of safety is just a bonus. A power regenerator is the exact opposite of a Zen approach, favoring great complexity that not only employs all the components of a fully working amplifier, but a computer and likely firmware as well.
In theory, a perfect working regenerator that is properly sized for the load, should work as well or better than the ZLC, but in the real world, I doubt that is often the case and if you want to see which one lasts longer, just look at the warranty.
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