PS Audio: More on op amps

Paul McGowan writes:  This subject is actually very interesting because this class of amplification device is at the core of almost everything in audio today and while simple on the surface, there’s lots to know.  Therefore I will break this up into a bunch of little posts to help you assimilate the info one day […]

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NASA scientists have created 460GHz vacuum tubes

Mark Tyson writes: Following the introduction of cheaper, smaller and more reliable transistors into the electronics in the second half of the 20th Century it was thought that computers would never look back to the days of ye olde vacuum tube. Such tubes still are popular in some consumer electronics, mainly in audio equipment due […]

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Berkeley creates the first graphene earphones, and (unsurprisingly) they’re awesome – by Sebastian Anthony

Researchers at the University of California, Berkeley have created the first ever graphene audio speaker: an earphone. In its raw state, without any kind of optimization, the researchers show that graphene’s superior physical and electrical properties allow for an earphone with frequency response comparable to or better than a pair of commercial Sennheiser earphones. MORE

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PS AUDIO: Bring water to horses

Paul McGowan writes: Yesterday I modeled what would happen if you moved a perfect reproduction of a live venue to your home.  It wouldn’t sound live because of the change of venue.  We are quite capable of acoustically defining the space we’re in and it’s hard to fool us. I remember once I visited an […]

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PS AUDIO: IThe problem with headphones

  Paul McGowan writes: I am often asked what headphones I recommend and the answer for me is simple: I don’t.  While I certainly recognize the popularity of headphones and appreciate what they can do, I am personally not a fan for several reasons: I miss the visceral feel of the music as well as […]

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QUAD: Launches its Z Stars

They say ….. Like the S Series, which launched in 2015 to widespread acclaim, the new range combines advanced Kevlar-coned bass and midrange drivers with a specially designed ribbon tweeter. The Z Series takes this fundamental design to a whole new level, however, re-engineering the drive units, crossovers and cabinets to provide the perfect bridge […]

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R.E.M –The Spirit Of Radio / Classic Broadcast Recording (3CD)

This 3 disc collection celebrates the music of REM across this lengthy time-span, and include two superb CDs containing radio broadcasts of concerts from 1984 and 1989, along with a third disc containing media interviews with the guys from various points across their career. 3CD SET FEATURING CLASSIC R.E.M. BROADCAST RECORDINGS AND INTERVIEW COLLECTION. This 3 […]

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Essential Listening: Ry Cooder – Acoustic Performance Radio Ranch 12th December 1972 (CD)

Stunning Acoustic Performance at Radio Branch. Broadcast on WMMS-FM 12th December 1972 Includes the entire broadcast Digitally remastered for greatly enhanced sound quality. Background liners Ry Cooder needs little introduction to a large majority as he has come to dominate the respect and admiration metered out by numerous artists and critics over the last five decades. […]

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Mike Oldfield x 6

The Classic Album Selection series offers a range of superb original albums by some of the most groundbreaking artists of all time. The Mike Oldfield selection presents his first six albums in replica card sleeves housed in an attractive slipcase. It features the most recent remasters of the legendary albums Tubular Bells, Hergest Ridge, Ommadawn, […]

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A visit to Grado’s Brooklyn headphone factory

The Audiophiliac visits Grado’s Brooklyn factory to document the fabrication and assembly of the most affordable “e” Series headphone, the SR60e. Steve Guttenberg:Grado manufactures all of its new “e” Series headphones (and phono) cartridges in a funky looking four story building in Brooklyn, NY. There’s no “Grado” logo or signage of any kind, just a […]

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Dave’s Corner: Debunking Tube-Amp Tone Myths

Dave Hunter: The web has put a wealth of information at our fingertips. The trouble is, all too often that information is misleading, or even hands-down wrong. Nowhere is the pseudo-scientific babble more fetid and fertile than in the world of tube guitar amps, where players have long sought mythical ingredients that will make their […]

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