Theatrus T83W 8" In-Wall Speaker

The Theatrus T83W In-Wall Speaker is a 3-Way designed speaker, featuring an array of three (3) drivers, which fuses into a super force of sound quality.

It's not all about sound though, the speaker has a clean and smooth appearance. The Aperion crafted AMT Ribbon Tweeter, and one 2-inch Soft-Dome Mid-Range Driver is housed in a custom designed aluminum faceplate.

Enhanced low end is produced by one 8" Woofer which was crafted from Germany's Propex Fabrics CURV material.

The Theatrus T83W In-Wall Speaker offers higher sound pressure levels, suitable for larger listening environments.

High-Efficiency plus High-Power makes for an explosively wide sound field. 

Authentic Cinema Sound at Home

The Theatrus T83W In-Wall Speaker is a versatile speaker that provides powerful sound, making it a great choice for home theaters, recording studios, and various professional settings.

The Theatrus T83W In-Wall Speaker with a sealed enclosure has been designed and engineered with the same high expectations as the other Theatrus models for easy-installation, leaving no space for compromise on sound or build quality.

Its hardened steel baffle maintains a clean look if you prefer no grilles, or leave the grilles on for a stealth-like look throughout your home theater.

The Theatrus T83W In-Wall Speaker is a high SPL speaker with excellent performance and dynamic range, targeting small to large home theaters, film production facilities, professional music studios. No matter where you install your Theatrus speakers, you'll know you're getting the best that Aperion has to offer.

The Theatrus Series can effectively cover most if not all of your listening area. The speakers can be arranged vertically or horizontally, dependent on the application. Along with the integrated mounting inserts are two frequency tuning switch options on the rear of the speaker for even greater placement flexibility.

Product Features

Aperion Theatrus Speaker HiFi Sound Quality

HiFi Level Sound Quality

The Theatrus Series is known for four key strengths: high sound pressure levels, excellent power handling, remarkable dynamics, and low distortion. It delivers both powerful cinematic impacts and subtle sonic details with clarity. The T83W features one independent soft-dome midrange drivers and is finely tuned for high-frequency sensitivity, delivering a transparent, rich sound without harshness. This results in a natural listening experience, making dialogue and music feel authentic and emotionally engaging.

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A Powerful Lineup

The Theatrus series is an ideal choice for custom-installed home theaters, offering a robust lineup that balances acoustic performance, aesthetic design, and spatial adaptability. These products are highly acclaimed in the U.S. and globally recognized for their exceptional quality, delivering a superior cinematic experience. Choosing Theatrus means choosing professionalism and trust— a decision you'll never regret.

T83W_T63W 3-Way Design

Three Way Design

The Theatrus T83W features a superior three-way speaker design, demonstrating significant advantages in audio reproduction. It is meticulously configured with Aperion’s Air Motion Tweeter, boasting exceptional sensitivity and the ability to precisely reproduce high-frequency details; one 2-inch soft-dome midrange driver, delivering rich, natural midrange performance; and one 8-inch long-throw Curv Cone woofer, providing a powerful, highly impactful low-frequency soundstage.

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Sealed slim cabinet design

One of the most important factors in achieving exceptional sound quality is controlling how the loudspeaker's energy is used. A sealed in-wall speaker enclosure prevents sound from dispersing into the wall cavity, where it can create unwanted reflections, resonances, and performance inconsistencies. That is why Theatrus in-wall loudspeakers feature a fully sealed enclosure design. By isolating the driver from the surrounding wall space, they deliver more accurate bass response, greater tonal consistency, and improved clarity, while also minimizing sound leakage into adjacent rooms. The result is a cleaner, more precise, and more immersive listening experience.

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Robust Construction

The T83W features a cabinet constructed from robust, high-density fiberboard (HDF). Its interior is meticulously engineered with multiple structural braces to ensure rock-solid stability, effectively eliminating cabinet resonance at its source and enabling a pure, interference-free audio output. The cabinet is finished with a matte black paint that feels premium to the touch. It's especially well-suited to a dark cinema environment because it is non-reflective.

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Easy To Mount and Install

Simply mark the intended placement using the cut-out template enclosed with the speaker, prepare the opening, attach speaker wire, drop in the box, tighten screws and fit the front grille. Then, get ready to be blown away.

Aperion Audio Theatrus T83W Single 8" 3-Way Slim In-Wall Speaker

Seamless Integration

Meticulously designed and repeatedly fine-tuned by our dedicated team of engineers, the Theatrus T83W was crafted with full consideration for compatibility with other Theatrus models. It combines aesthetic design and acoustic characteristics to ensure seamless integration, creating a harmonious, unified, and deeply immersive listening experience for you.

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Quality Commitment

Theatrus offers a five-year warranty and lifetime maintenance and support, showing our commitment to quality and customer satisfaction.

Fast & Free shipping*

30 day In Home Audition

Aperion Audio Theatrus T63W Single 6.5" 3-Way In-Wall Speaker AMT Tweeter

Aperion's AMT (Air Motion Transformer) Tweeter

The APERION AMT Tweeter features a sensitivity of up to 103 dB and a frequency response extending to 40 kHz, allowing for efficient sound conversion and a wide sound range.

Utilizing AMT technology, it delivers high-fidelity sound without compression, ideal for high-quality audio enthusiasts. The tweeter produces vibrant high-frequency sounds.

Its excellent diffusion expands the listening range, making it excellent for large and medium-sized home theater rooms. While still shining bright in smaller dedicated rooms.

Theatrus T65WL Dual 6.5" Slim Stack In-Wall LCR Speaker 2" Soft-dome Midrange Driver

2" Soft-Dome Midrange Driver

Aperion's high end soft-dome midrange unit features a large, low distortion 50mm voice coil, which exceeds the normal size of this type of drive unit.

Its wide pole structure and proprietary dampening coating work in harmony to diminish medium frequency segmentation vibrations significantly.

This style of midrange driver is commonly used in high-end monitors and audiophile speakers and is renowned for its unique design and exceptional sound quality.

It provides excellent off-axis response and low distortion, delivering a warm, whole midrange tone. Additionally, it enhances sound diffusion and directivity, ensuring even distribution and reducing standing waves and reflections for a more natural listening experience.

The sonic attributes enhance both the AMT and CURV drivers, providing impressive detail and clarity.

Theatrus T65WL Dual 6.5" Slim Stack In-Wall LCR Speaker Curv Cone Woofer

Single High-Excursion 8" CURV Woofer

The Theatrus Series introduced a cutting-edge CURV material from Germany's Propex Fabrics for each of its Woofers.

This new material is delightfully lightweight while also being rigid and stiff.

It maintains a high resistance to temperature without absorbing water, and, most importantly for driver unit creation, it possesses a high Young's Modulus along with internal damping.

Aperion Audio Theatrus T83W Single 8" 3-Way In-Wall Speaker Side Front

Hardened Steel Front-Baffle Custom Tuned Cabinetry

The Theatrus T83W in-wall speaker's drivers come packed in a Stealth Black 1" Thick HDF Anti Resonant Cabinet, with a hardened steel front-baffle.

The heat hardened steel is powder coated for effective rust-proofing to last a lifetime.

For a powerful home theater performance, a sturdy cabinet is essential. Every Theatrus speaker is made from tough and premium 1" HDF and is designed to keep cabinet vibrations at bay.

It’s also built to last, showcasing impressive durability. And let’s not forget, it resists fingerprints and is easy to clean and maintain.

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Advanced Crossover

Time-intensive iterative designing and fine-tuning of the crossover networks have resulted in a smoother, more neutral, and better-balanced frequency response across the whole range. Enhanced phase integration between the tweeter and woofer drivers has also resulted in a cleaner, more open sound in the transition regions.

All of the speakers in our Theatrus series are meticulously crafted with high-quality custom components, including Aperion's premium metallized polypropylene capacitors, copper wire inductors, and precision wire wound resistors.

These components come together to create an audio experience that is accurate, impactful and exhilarating.

In our relentless quest for excellence, we’ve even adorned the PCB in Aperion's signature red, a testament to our unwavering commitment to delivering exceptional sound quality!

Aperion Audio Theatrus T83W Single 8" 3-Way In-Wall Speaker Terminal Cup

Sound Adjustment

The Theatrus T83W Speaker adapts to various arrangements and positions with adjustments for Free-Field or Acoustic Screen. It included a high-frequency adjustment to compensate for the high frequencies lost when the speaker is placed behind a projection screen.

How to adjust the sound

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Sound Adjustment Jumper

On the aluminum backplate housing the crossover controls on the rear of the T83W, there is one jumper plug for adjusting the high-frequency response.

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High Frequency Adjustment

If the T83W needs to be positioned behind a projection screen—which attenuates high frequencies—you can insert the high-frequency adjustment jumper into the "Acoustic Screen" position to boost high-frequency sensitivity to compensate for the attenuation.

Rotatable_Logo

Rotatable Easy-Pull Spring-Loaded Logo

Theatrus speakers can be placed On-wall, In-wall, on the ground or on the ceiling, the Theatrus line can effectively cover most of the listening area. The speaker can be arranged vertically or horizontally, dependent on the application.

Fast & Free shipping*

30 day In Home Audition

Specifications & Features

Specifications

Frequency Response: (+/- 3dB) 60-35,000 Hz

Impedance: 4 Ohms

Sensitivity: 91 dB

Max SPL: 117 dB

Recommended Power: 20-200 Watts

Peak Power: 400 Watts

Tweeter: One (1) Aperion AMT (Air Motion Transformer) Tweeter

Midrange: One (1) Aperion 2" Soft-Dome Fabric Mid-Range Driver

Woofer: One (1) German 8" Curv® Cone Woofer

Driver Configuration: 3-Way Design featuring a Single Woofer, Mid-range and Tweeter.

Enclosure Type: Hardened Steel Front-Baffle, Anti-Resonant, Sealed

Product Weight: 28.4 lb / 12.9 kg

Product Dimensions: H 22.1" x W 12.6" x D 5.2" -- H 560mm x W 320mm x D 132mm

Cut-out Dimensions: H 20.71" x W 11.26" -- H 526mm x W 286mm

Placement Location: Main Speakers (Left, Center, Right), or Rear/Side Surround Speakers

Shipping Weight: 32.4 lb / 14.7 kg

Shipping Dimensions: L 16" x W 12" x H 26" -- L 395mm x W 300mm x H 670mm

High-Fidelity Cinema Sound Quality

While listening to music, the high-frequency performance stands out, with a solid low-end density and a wealth of detail in the mid and high frequencies.

The low frequencies are quick and distinct, showcasing impressive layering.

In a multi-channel home theater setup, the audio imaging characteristics of the system are clearly evident. The sound field positioning is exceptionally precise.

Its transient response and control are excellent, allowing for smooth transitions between large and small signals. The sound retraction and release are sharp and crisp, with no dragging, perfectly complementing the original soundtrack and delivering a genuine audio experience to the audience.

The independent dome midrange and AMT tweeter produce vibrant sound, yet they manage to remain soft and avoid being overly harsh. Even from outside the home theater, the sound quality is easily discernible. For example, when listening to opera, the sound demonstrates powerful penetration, effortlessly passing through sound-transparent screens without any strain!

Aperion's AMT (Air Motion Transformer) Tweeter

The APERION AMT tweeter features a sensitivity of up to 103 dB and a frequency response extending to 40 kHz, allowing for efficient sound conversion and a wide sound range.

Utilizing AMT technology, it delivers high-fidelity sound without compression, ideal for high-quality audio enthusiasts. The tweeter produces vibrant high-frequency sounds.

Its excellent diffusion expands the listening range, making it excellent for large and medium-sized home theater rooms. While still shining bright in smaller dedicated rooms.

2" Soft-dome Midrange Driver

Our high end soft-dome midrange unit features a large, low distortion 50mm voice coil, which exceeds the normal size of this type of drive unit.

Its wide pole structure and proprietary dampening coating work in harmony to diminish medium frequency segmentation vibrations significantly.

This style of midrange driver is commonly used in high-end monitors and audiophile speakers and is renowned for its unique design and exceptional sound quality.

It provides excellent off-axis response and low distortion, delivering a warm, whole midrange tone. Additionally, it enhances sound diffusion and directivity, ensuring even distribution and reducing standing waves and reflections for a more natural listening experience.

The sonic attributes enhance both the AMT and CURV drivers, providing impressive detail and clarity.

Single High-Excursion 8" CURV Woofer

The Theatrus Series introduced a cutting-edge CURV material from Germany's Propex Fabrics for each of its Woofers.

This new material is delightfully lightweight while also being rigid and stiff.

It maintains a high resistance to temperature without absorbing water, and, most importantly for driver unit creation, it possesses a high Young's Modulus along with internal damping.

Theatrus' Advanced Crossover

Time-intensive iterative designing and fine-tuning of the crossover networks have resulted in a smoother, more neutral, and better-balanced frequency response across the whole range. Enhanced phase integration between the tweeter and woofer drivers has also resulted in a cleaner, more open sound in the transition regions.

All of the speakers in our Theatrus series are meticulously crafted with high-quality custom components, including Aperion's premium metallized polypropylene capacitors, copper wire inductors, and precision wirewound resistors.

These components come together to create an audio experience that is both beautiful and enjoyable.

In our relentless quest for excellence, we’ve even adorned the PCB in Aperion's signature red, a testament to our unwavering commitment to delivering exceptional sound quality!

Sound Adjustments

A jumper switch is located on the rear of the loudspeaker and is factory-preset to "Free Field" mode. Perforated projection screens typically attenuate high frequencies, whereas woven screens generally do not; however, this is merely a general guideline, as performance varies significantly across different brands and screen types. Consequently, we have provided an "Acoustic Screen" option that boosts high-frequency output by +5dB to compensate for the high-frequency attenuation caused by acoustically transparent screens or fabrics. You should select either the "Free Field" or "Acoustic Screen" setting based on your actual listening preference.

Custom tuned 1" Thick HDF Cabinet

The Theatrus T83W in-wall speaker's drivers come packed in a Stealth Black 1" Thick HDF Anti Resonant Cabinet, with a hardened steel front-baffle.

The heat hardened steel is powder coated for effective rust-proofing to last a lifetime.

For a powerful home theater performance, a sturdy cabinet is essential. Every Theatrus speaker is made from tough and premium 1" HDF and is designed to keep cabinet vibrations at bay.

It’s also built to last, showcasing impressive durability. And let’s not forget, it resists fingerprints and is easy to clean and maintain.

5-Way gold-plated binding posts

The 5-way gold-plated binding posts let you connect your speakers any which way you choose: bare wire, banana plugs, spades, round pins or flat pins. 

Easy to mount and install

The Theatrus T83W In-Wall speakers feature nifty red dog legs, which make installation a breeze!

Simply locate the 6 (3 on each side) screws that hold the dog legs in-place, get your wiring connected to the speakers, and then grab your trusty torque adjustable drill setting it to a low torque setting, and drill the screw until secure.
Got any questions? Contact Us and we'd love to help!

Lightweight magnetic grille

To protect the speaker's driver from accidents, pets or curious fingers, the entire Theatrus line sports a lightweight magnetic grille which can easily be removed when you want to show off your beautiful speakers to friends and family.

Warranty and Downloads

Five (5) year warranty on cabinets, crossovers, and drivers, with lifetime customer support.

Theatrus Manual

T83W CAD Drawing

FAQs

What's in the box?
  • T83W Slim In-Wall Speaker x One (1) Pcs
  • QR-code Downloadable Manual x One (1) Pcs
  • Polish Cloth x One (1) Pcs
  • Gloves x Two (2) Pcs
  • Cut-out Template x One (1) Pcs
Do I need a subwoofer with this speaker?

Depending on your room size and desired sound, you may consider adding a subwoofer, or multiple! Contact us for help with system planning!

Do I need an amplifier?

We do recommend people use a Power Amplifier in general, but most people will want a Power Amplifier dedicated to their front soundstage (Left, Center, and Right speakers). Though if you are looking for a Power Amplifier for all your ear-level speakers, check out our Energy E7 7 Channel Power Amplifier!

Can this speaker be used for all 7 ear-level speakers?

Absolutely! The Theatrus Series was designed to be interchangeable, with the ideal system having the same speaker all the way around.

Got any questions about system planning? Contact Us and we'd love to help!

How do I clean and care for my Theatrus speakers?

Since the Theatrus T83W speaker's front baffle is a hardened steel baffle finished with a matte black paint, the front baffle can be cleaned by simply wiping it with the microfiber polishing cloth included in the packaging or gently using a dusting wand ensuring to avoid the mid-range driver.

Didn’t find your answer?

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Why should I choose Aperion Audio?

5 Year Warranty

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30 Day In-home Audition

The only way to truly audition speakers is in your own home. You get 30 days of pure sound experimentation, extendable up to 60. View full details

Lifetime Customer Support

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Local: (503) 598-8815
Toll-Free: (888) 880-8992

You Won't Want to Return Them, But Just in Case You Do

We offer a hassle-free return, simply contact us and we'll help you get your return set-up. View full details

Award-Winning Sound

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Quality at a Fair Price

Aperion Audio combines a sturdy design with strict quality-control standards to ensure customers receive high-quality products at reasonable prices.