 Dick Olsher Senior Writer, The Absolute Sound | “… it’s clear already that the SA TT-7 Power Grid Interface is an amplifier’s best friend in that it cleans up harmonic textures yielding a smoother and more musical tone. I think that it’s exactly what a line filter is supposed to do. Jim Weil obviously has mastered his craft.” |
 Shawn R. Britton Senior Mastering Engineer, Mobile Fidelity Sound Lab | “Since my first audition in 1996, I have used only Sound Application power line conditioners on my projects for Mobile Fidelity Sound Lab. The resolution and definition of soundstage is immediately apparent.” Read More |
 Steve Hoffman | “The SA 120v PGI is transforming. It is awesome.” Read More |
 Raydude Community Member Audiophile Style | “These truths were waiting in these recordings all along, and through meticulous engineering and attention to every detail, we’re finally able to hear them.” Read More |
 Jeffrey Allen Producer CBS Studio Center | “Simply put, it is the best there is!” Read More |
Dick Olsher The Absolute Sound | “Best Sound of Show” (CES 2007 – 2008) |
 Tim de Paravacini E.A.R. | “It works!” |
 Soundstage | Standout Demo CES 2007 Read More |
 Norm Luttbeg Stereo Times | “…Sound Application SA-1 has added the thrill of realism to my music enjoyment.” Read More |
Marc Mickelson Editor-in-Chief Soundstage | “Ease, liquidity, and background blackness were immediately discernible, the music taking on an elegance that became quickly addicting” |
 Jeff Parks Positive Feedback | “They are simply THE BEST.” Read More |
 Jerry Kindela Ultimate Audio | “The SOUND APPLICATION CF-X will max out every virtue your equipment is capable of.” Read More |
 Dick Olsher EnjoyTheMusic.com! | “AC line conditioning is far more critical to audio quality than speaker cables and interconnects. Given an accessory budget of $5000., I would spend it in a heartbeat on the SOUND APPLICATION CF-X conditioner and simply make do with my old cable.” |
Jeff Fritz SoundStage | “Sound Application CF-X… If you are worried about any frequency-response anomalies, the CF-X showed none. Best of all, the CF-X did its job without a single problem, either mechanically or sonically.” Read More |
Dr. William Gaw Editor in Chief SoundStage! | “the CF-XE Line conditioner by James Weil of Sound Application, is the best product out there in my opinion… for me PRODUCT OF THE CENTURY” Read More |
Marc Mickelson Editor-in-Chief SoundStage! | “…what you get for your money is a well-made and refined power product that will improve systems of all pedigrees.” Read More |
Jeffrey Allen Producer CBS Studio Center | “HEAR the CF-X in the Reference Listening Suite at CBS Studio Center! I run the Reference Listening Suite at CBS Studio Center. SOUND APPLICATION placed five of their amazing CF-X line conditioners in my playback suite. WOW!! I have never heard any other AC product do what this does.” |
Dick Olsher EnjoyTheMusic.com! | “Make no mistake about it: the Sound Application CF-X is the most effective line filter money can buy.” Read More |
 Alan Yun Silverline Audio | “The SOUND APPLICATION CF-X is my secret weapon.” |
 Albert von Schweikert Chief Engineer Von Schweikert Audio | “The SOUND APPLICATION CF-X provides amazing harmonic purity, transparency and total background silence.” |
The CF-X was Sound Application’s first commercial product, introduced in 1996.