Newsletter

ASC Newsletter

Published On: January 15, 2021
Whether you’re an audiophile, studio engineer or just into acoustics, the ASC Newsletter has you covered by delivering interesting, relevant and proven technical advice as well as tips and tech talk. The ASC Newsletter is also the place to find exclusive offers, promo codes and reviews of upcoming ASC product releases.
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Latest Newsletters

Noise Floor: The Room

February 23, 2024|Tags: , , , , |

The above graphic shows a typical out-of-control audio room, in which the self-noise is so high that many upper partials are completely inaudible. Not good! This could turn the sound of a Strativarius into that of a Casio! How to Hear Your Room's Noise Floor Many people think room [...]

Overcoming Wall Shudder

February 9, 2024|Tags: , , , , , |

By now, most of us know how bad for your listening experience excessive reflections and bass buildup in the room can be. Have you ever been curious about the walls themselves being a source of coloration? Learn about that very topic in this week's excerpt from the essential white [...]

Placing Bass Traps

January 26, 2024|Tags: , , , , , |

Why Bass Trap Placement Matters ASC has been pioneering, building and improving bass traps since 1984. Our flagship product still remains mostly the same today, as it did then...the iconic TubeTrap. The TubeTrap is unique.  It’s a bass trap that comes with a built-in, adjustable, high-frequency diffuser.  Designed for [...]

Sculpted Hifi Room

December 8, 2023|Categories: Newsletter|Tags: , , , |

Have you ever been asked to perform a heroic feat in the face of daunting hurdles, debilitating limitations, and dreadful odds? What do you do? You rise to the occasion! You use your experience, creativity, and courage to overcome the challenge and make the very best of the situation. This applies [...]

Ripple Tank Story Reflection

September 15, 2023|Categories: Newsletter|Tags: , , , , , , |

Enjoy this week's inSIGHTful story from Art relating to the Ripple Tank project. Link to full thesis paper by ASC president and TubeTrap inventor, Art Noxon, PE Acoustical Blinded, had to listen During the summer of ‘72 while working on my master’s degree project, a high-end ripple tank, I temporarily blinded myself. [...]

The Ripple Tank Pt. 10

September 1, 2023|Categories: Newsletter|Tags: , , , , , , |

The Ripple Tank paper concludes! Link to full thesis paper by ASC president and TubeTrap inventor,  Art Noxon, PE Acoustical   Channel Filter Networks The uniform channel of infinite length is frequency indiscriminate. However, if its impedance at some point is abruptly changed, part of the input power is reflected back upstream. If [...]

The Ripple Tank pt. 9

August 18, 2023|Categories: Newsletter|Tags: , , , , , |

The series continues! The Ripple Tank pt. 9! Link to full thesis paper by ASC president and TubeTrap inventor, Art Noxon, PE Acoustical Standing Wave Resonance  The fundamental and higher harmonic resonant characteristics of a straight channel with blocked ends is easily accomplished with the water wave system. Its behavior is analogous [...]

The Ripple Tank pt. 8

July 28, 2023|Categories: Newsletter|Tags: , , , |

The Ripple Tank series continues! Link to full thesis paper by ASC president and TubeTrap inventor,  Art Noxon, PE Acoustical CHAPTER 4 Wave Channel System Distributed impedance occurs whenever one dimension of a wave system meets or exceeds 1/4 wavelength of the lowest applied frequency. Both the acoustical pipeline and wave [...]

The Ripple Tank – Pt. 5

June 30, 2023|Categories: Newsletter|Tags: , , , , , , , |

This week we continue our Ripple Tank series with another snippet of an important thesis paper, one that launched the career path of ASC founder, president and TubeTrap inventor, Art Noxon, PE Acoustical Operational Constraints   The water wave system whose depth is less than 1/4 in. provides a frequency independent wave speed, [...]

The Ripple Tank – Pt. IV

June 23, 2023|Categories: Newsletter|Tags: , , , , |

Referenced Analog Proofs  This week we continue our Ripple Tank series with another snippet of an important thesis paper, one that launched the career path of ASC founder, president and TubeTrap inventor, Art Noxon, PE Acoustical Comparable Equations  The traditional proof that shallow water wave action is analogous to acoustic waves also [...]

The Ripple Tank Pt. 3

June 16, 2023|Categories: Newsletter|Tags: , , , |

Chapter 2 Get ready for another snippet of an important thesis paper, by ASC founder, president and TubeTrap inventor, Art Noxon, PE Acoustical Analog Proofs The ability of the ripple tank system to model I acoustic and other wave type systems is generally acknowledged and is commonly used in most elementary physics [...]

The Ripple Tank Pt. 2

June 9, 2023|Categories: Newsletter|Tags: , , , , |

Synesthesia (layperson's narrow definition): seeing sound That is really the crux of the matter for this conversation: using your eyes to perceive what sound waves are doing in a room. This week we read a description of the mechanical apparatus used in this innovative approach to bridging the sensory divide that [...]

The Ripple Tank

June 2, 2023|Categories: Newsletter|Tags: , , , , , |

Synesthesia: a sense impression experienced by one sense through stimulation of another sense Have you ever seemed to see a flash of red at the instant the violin section hits fortissimo? Or a haze of deep blue across your vision as the bassoons begin to harmonize? This happens for [...]

The Queen of Rock ‘n Roll

May 26, 2023|Categories: Newsletter|Tags: , , , , |

We were saddened to learn of the passing of the Queen of Rock 'n Roll, Tina Turner, this week. So, to honor her memory in some small way, we share this story from ASC founder, president and TubeTrap inventor, Art Noxon, PE Acoustical, in which her larger-than-life persona and singing talents played an [...]

Development of a Hi-fi Room pt. 3

April 7, 2023|Categories: Newsletter|Tags: , , , , , , , |

This week we conclude our 3-part series on Listening Room Development. To establish a reference baseline for the following discussion of Hi-fi listening, it is helpful to skim an article by John Atkinson, published in Stereophile: The View into the Soundstage. The following was written by ASC founder & [...]

Resonant Modes and Sound Cancellation

March 10, 2023|Categories: Newsletter|Tags: , , , , , |

Way back in 2022, we began a discussion about subwoofer placement in this newsletter issue. This week we pick up where we left off in this excerpt from Home Theater Acoustics Vol 3 by ASC founder & president Art Noxon, PE Acoustical. Enjoy! Article originally published in Home Theater [...]

And Now… TubeTraps

February 24, 2023|Categories: Newsletter|Tags: , , , , |

At ASC, we do not focus on overall RT60 reduction or fixing your room's frequency response curve. To us, the music is what matters and we intend to maximize the realism and detail you, as the listener or engineer, get to experience. Enjoy this excerpt from the quintessential TubeTrap white [...]

Circuit Analysis for TubeTraps

February 17, 2023|Categories: Newsletter|Tags: , , , , |

This week we see some of the science behind your favorite bass trap. Strap on your Electrical Engineering cap and enjoy this excerpt from the notes of  Art Noxon, PE Acoustical.  Air will pass through porous material if pressure is applied.  The resistivity of the material is the measure of this [...]

Lets Talk About Sound Masking

February 10, 2023|Categories: Newsletter|Tags: , , , , |

Enjoy this excerpt from the comprehensive white paper on TubeTraps written by Art Noxon, PE Acoustical The best sound masking sound is a sound that sounds just like the sound that it is supposed to mask, except that the masking sound is a time and phase scrambled version of the original [...]

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