Archive for category Video

Before & After: Video Conference Room

AMC Technology is located in a 5,400 square-foot suite that features a large open office area, a break room as well as several conference rooms.

When Acoustics First® initially met with the AMC team, they had recently moved into the space and were experiencing a number of acoustic problems in the open office area. Although Acoustics First® originally provided recommendations to improve workstation isolation in the open office, once the employees settled into the space, call-clarity issues in the conference rooms had become the much larger concern.

Three of the conference rooms were rudimentarily treated with 1” sound absorbing panels. The other four conference rooms were not treated acoustically and had hard/reflective walls, floors and ceilings. These hard surfaces were most at fault for excessive reverberation, noise buildup and distracting flutter-echoes (“ringing” caused by parallel reflective surfaces). These conditions contributed to an acoustically uncomfortable environment in which speech was hard to understand and conference call clarity suffered.

AMC Technology’s CTO, Anthony Uliano, identified a few goals for potential acoustic remediation. Anthony often works remotely and will call into the conference rooms to talk with team members. The sound of these calls on his side was frequently distorted and individual team members were difficult to understand. Anthony was concerned that clients were experiencing the same intelligibility issues. The primary goal for acoustic treatment was to improve the clarity of conference calls by reducing echoes and excessive reverberation within each conference room. Anthony also mentioned that they were experiencing some isolation problems. Though not a high priority, steps to reduce sound transmission were detailed for future consideration.

Acoustics First® specified Sonora® wall and ceiling treatment within each conference room to control flutter echoes and reduce reverberation down to suitable levels for conference calls. The video below provides a great snapshot of how the room sounded before and after treatment. Each recording is done in the same room, with the same employee and sitting the same distance from the microphone. The end result is a much clearer and intelligible conversation.    

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Project: Beginning to End – Biltmore Park Clubhouse

Occasionally, we get the opportunity to show the entire process that goes into a project, and today we have one which we will run through – beginning to end.

Biltmore Park clubhouse was getting a full aesthetic and acoustic makeover. Acoustics First® was asked to collaborate with Harmony Interiors on the acoustic panel recommendations for this project. After an initial consultation, a layout was developed that would attain the desired effect.

Along with this layout, a pre and post treatment acoustic performance was predicted and supplied.

Biltmore Park Clubhouse Acoustic Calculator
The prescribed treatment should take the reverb time from 2-3 seconds down to around 1 second.

After the treatment was approved and ordered, the panels were manufactured and supplied to the customer for install. This installation included several Sonora® panels for the ceiling, and others for the walls. After the customer received the order, Harmony Interiors began the installation.

Installing z-bars to the Sonora® panels
Z-bars are mounted to the Sonora® panels to facilitate hanging.

Installing the wall bars using a template.
Using a cardboard template to help mark the wall bar locations, the mating Z-bars are installed to allow the Sonora® panels to be mounted easily.

Sonora panel is hun on the z-bars
The Sonora® panels are hung by mating the z-bars on the panel with those on the wall.

Installed ceiling section of Sonora® panels
Ceiling sections are installed using the initial layout as a guide.

completed ceiling install
Final configuration of the panels when completed. (Upper room and ceiling.)

Sonora® panels installed on the lower walls.
Sonora® panels installed on the lower walls of the clubhouse.

BONUS! This is often all the information we receive… along with some comments about how great the room sounds. But on this occasion, we were able to obtain a full before and after comparison of the effects of the treatment!

Video of the room – pre and post treatment!

The Harmony Interiors installation crew had the foresight to shoot a bit of video highlighting the sound of the room just before and immediately following the installation of the Sonora® panels. This is certainly an ear opener!

The second benefit of getting this before-and-after comparison video is that we were able to critique our initial predictions of the pre- and post-treatment reverb times.

actual reading of before and after RT times
The analysis shows a pre-treatment RT-60 of about 2.4 seconds and a post-treatment RT-60 time of roughly 1.2 seconds. This is right in line with the performance predictions that were calculated in the very beginning of the consultation!

We hope you enjoyed seeing this acoustic project from the initial consultation and layout phase, through the installation, and to completion.

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Binaural Bob Returns!

Back in the summer of 2015 we had a good time stuffing a bunch of our Model D Art Diffusors® into an empty storage closet and making a bunch of racket. The results were recorded, with the help of our friend Binaural Bob and the resulting data provided some interesting insights.

Well, Binaural Bob is back! This time we had a larger room than before (10’x9’x8’), and experimented with wider variety of sounds and treatment options. While this is obviously not the same as a controlled laboratory test, it does have a certain ‘real world’ flavor that’s relatable.

For best results, turn off any compression/effects and listen on headphones.

Reference Sounds played through speaker

Ye Olde Balloon Pop Test! (Calibrated 12″ Shiny Red Latex Party Balloons!)
WARNING! BALLOONS ARE LOUD – TURN IT DOWN!

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Acoustics First® Art Diffusor® Model D spotted in music video for Usher’s “Rivals” featuring Future…

Acoustics First® Art Diffusor® Model D spotted in music video for Usher’s “Rivals” featuring Future…

Watch the video on YouTube here… Usher – “Rivals” Featuring Future.

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StratiQuilt™ Before and After – Graveyard Carz!

AcousticsFirstFor our first post of 2017, we thought we’d share this video produced by our friends at Graveyard Carz! When the reality show had noise issues with their compressors while filming, they solved the problem by using Stratiquilt™ Acoustic Blankets from Acoustics First®. This video shows a before and after comparison and is a great example of the practical application of these industrial sound control blankets.

Enjoy!

StratiQuilt™ Before and After – Graveyard Carz! from Acoustics First®.

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