Is the Maestro AC outlet basically a cryo'd Cooper BR20 found at Lowes for $3.47?


Quote from an AA member regarding the Maestro AC outlet. 


Image: Cooper BR20 AC Outlet

I think it’s safe to assume the Maestro AC outlet is a Cooper brand product that’s essentially the same or similar to the Cooper BR20 Commercial Grade AC outlet available at Lowe’s for $3.47. If so, the Maestro AC outlet is nothing more than an ordinary hardware store product that’s been cryo’d and treated with a sweet smelling, sticky substance (snake oil?). Perhaps this unknown coating is what can supposedly make a $3.47 AC outlet sound superior to a Furutech or Oyaide product. Sorry for the snarky commentary, but this type of thing can affect the reputation of bonafide Audio Grade AC products. I’m sure you will fully enjoy the new Furutech GTX-D(R) AC outlet, bcowen!

See link:

http://www.audioasylum.com/audio/tweaks/messages/20/202332.html

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Here is the full Tweakers Asylum thread.

http://www.audioasylum.com/audio/tweaks/messages/20/202315.html

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jea48

Showing 4 responses by jea48

I was told by someone in the industry that I trust, Maestro is just a cryo’d hospital grade outlet.

No green dot.... For the receptacle to be a hospital grade outlet it would have to have the green dot.

Looking at the picture of the Maestro outlet compared to the Cooper BR20 Commercial grade outlet they are identical. Right down to the Trade Mark found around the wall plate mounting support screw hole.


http://www.audioasylum.com/audio/tweaks/messages/20/202332.html

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lcherepkai,

JMHO the cooper BR20 is in no way in the same league as the Cryo’d Porter Port, (Hubbell HBL5362 Extra Heavy Duty Industrial Series duplex receptacle.)

http://www.hubbell-wiring.com/press/catalog/a.pdf

Look at pages A-12 and A-13

The Hubbell retails for around $28.00


The Cooper BR20 is just a cheap garden variety spec grade commercial grade outlet. The cooper BR20 has a galvanized steel back strap for starters. That alone is bad for the SQ of audio equipment.


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Here may be an ever bigger bargain for you to try.

http://highend-electronics.com/products/synergistic-research-black-uef-duplex-receptacle


The outlet looks like it is made by Pass & Seymour.

http://www.lowes.com/pd/Pass-Seymour-Legrand-20-Amp-125-Volt-Black-Indoor-Duplex-Wall-Tamper-Resista...


Is the back strap made from galvanized Steel on the Synergistic Black AC outlet?

It sure looks like galvanized steel. Easy to check with a magnet.

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As for the steel strap on Synergistic outlets? Ted Denney commented once on this forum that he had seen the comments about the steel strap. The Teslaplex SE has a copper or bronze strap (I can’t remember which), and it seems unlikely, given his comment back then, that the then put a steel strap back on the newest outlet. I’ll know tomorrow, but it doesn’t seem logical to go backwards and put something that can be affected due to magnetic fluxes.

Just going from memory the first generation Teslaplex duplex receptacles did have a galvanized steel back strap. The second generation had a non ferrous back strap. I believe the duplex receptacles were made by Leviton.

As for the new Synergistic’s Black UEF duplex receptacle you have coming please let us know if the back strap is made from galvanized steel. A magnet will tell the tale.

Also let us know if the duplex receptacle looks like this one.

https://www.lowes.com/pd/Pass-Seymour-Legrand-20-Amp-125-Volt-Black-Indoor-Duplex-Wall-Tamper-Resist...

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gbmcleod,

Would you be interested in preforming another outlet test?

I will buy the P&S 20 amp duplex receptacle as shown in the Lowes link below. I will burn in the receptacle for at least 100 hours. I will then send you the duplex receptacle for you to audition in your audio system. I will pay for the outlet and shipping to you. You keep the outlet. The only thing I ask of you is to post your findings, opinions, here on this thread on how the duplex receptacle sounds compared to the Synergistic Black duplex receptacle.

https://www.lowes.com/pd/Pass-Seymour-Legrand-20-Amp-125-Volt-Black-Indoor-Duplex-Wall-Tamper-Resist...

Jim

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