AC Power


I have a relatively nice system, but have done nothing with my AC power, with the exception of upgraded PC’s and a cheap iFi plug in power conditioner. My question is multi fold… do I need to do something, and if so what? Dedicated line (15A or 20?)? Quality power conditioner? Both? Which one first? How do you tell?

My system is a combination of HT & 2 channel & I tend to use both simultaneously as I like to watch sports while listening to music.
My amp is (I think) a relatively low draw… Moon 330A, Rythmik sub, BHK pre, Aurender, Qutest w/Sbooster, R11’s. No high power amps are in my future & never listen above 75db. I do currently plug my amp directly into the wall. All my wall warts are gone. For my HT, add a 75” Sony TV, Marantz 7015 AVR & a Klipsch sub (although at zero volume the AVR & sub should not come into play).

I am considering buying the Furman IT-Reference 15i or 20i first as they are well reviewed & are priced very well on Amazon ($1,400 / $1,900). Before I pull the trigger, should I go dedicated power & at what amperage (my nephew, an EE & audiophile thinks I am drawing no more than 5 amps) as that will dictate the Furman model?

Interesting, my nephew thinks neither are worth the investment. His statement: “Do you have appliances on the circuit now? What kind of interference can they inject?...voltage drops would come from current draws...which trip breakers.
Not steady 60hz a good power supply handles. So it all comes back to was the power supply engineer dropped on his head as a child.”

”Personally I think it’s something audio people do when they have run out of gear to buy.”

Any thoughts or recommendations would be appreciated. Thanks!

 

signaforce

@erik_squires Thanks! I somewhat misspoke. It is a mesh router with an Ethernet backbone, not a modem. My (fiber) modem & main router are downstairs. I also have my HT sub plugged into my secondary power.
I am less concerned (famous last words) with a lightning strike as my house is surrounded by trees twice the height of my house. I am much more concerned with a tree falling on my house. 😒
I will order the Furman PST-8D for only $20 more than the standard PST-8. It will provide conditioned power via 2 isolated power banks, not only to isolating my sub from digital, but provides future protection as my TT may move there in the future.

Please let me know if I have any flaws in my logic. Thanks again!

While lightning may very well strike a tree, the surge it creates in your home can be several hundred volts, and a surge can travel for miles down a line.

Point is, no, grounding to a copper water pipe is no longer considered best practice.  You want to run a copper wire and bond it to your house ground.  

The outside grounding block, which your cable installers put in already has this.

Don't count on it!

Verify 100% it is connected to the System Ground, Grounding Electrode System, of the electrical service equipment.

Where does a CATV cable installer ground the grounding block if the cable point of attachment is on the other side of the House? I've seen where the installer stuck a stake in the earth and attached the ground block ground wire to the stake.

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