THE Room Mode Calculator. Very complete estimation of room modes for different sized rooms.

Another room mode calculator.

This page provides a nice concise summary of room modes.

A General AV review, and AV how-to site.

This is a short description from auralexchange.com discussing the ratio of room length/width/height for optimum acoustics.

A start page to Dolby's speaker setup guides.

Another speaker setup document from Dolby Labs which some additional information than their website.

ITU recommendation for multichannel sound system speaker placement.

ITU recommendation defining how to assess a sound system

A detailed article authored by Todd Welti discusses the impact of subwoofer placement.

This page defines a methodology for equating sub-woofer output to suitability based on room size.

Harmon Research—Subwoofers: Optimum Number, Todd Welti

Example of a (pricey) in-wall subwoofer.

This document discusses the differences between ported and sealed subwoofers.

Book: Sound Reproduction: The Acoustics and Psychoacoustics of Loudspeakers and Rooms, Dr. Floyd Toole

Projector distance-screen size calculator.

Calculator results for the 8700UB projector.

This company is a good source of all things related to sound isolation.

This is a very thorough tutorial of various sound isolation techniques and their effectiveness.

Link to information of sound isolation clips

Definition of NRC (Noise Reduction Coefficient)

Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.

Another sound isolation similar to isolation clips.

Information on Sound Transmission Class

AVS Forum Tech Talk with Scott Wilkinson Episode 17: Anthony Grimani Acoustic Treatments VS. EQ

Floyd Toole - Sound reproduction – art and science/opinions and facts Video

Source for acoustic treatments and acoustic information

Estimate number of panels required.

AES PNW June 2023: "Old Problems, New Solutions: Architectural Acoustics in Flux, Redux" --Ron Sauro

Technical information on Room Reflections

Source for acoustic treatments and acoustic information

Source for acoustic information on room treatments

Catalog of Absorption Coefficients for Different Materials

From acousticmodeling.com

This table contains an extensive list of materials and their absorption coefficents at different frequencies.

This article provides a simple short overview of the concept of Schroeder Frequency in a room and why it matters.

A seller of acoustic projects, e.g. Absorbers, and difusers. They also sell DIY components to make your own absorbers.

This is a very good article covering the topic of how to acoustically treat a home theater written by a relatively well known acoustic expert.

An AVS Forum thread with some basic information on acoustic panels and their usage.

A detailed estimator for RT60.

For connecting to a remote battery/surge protector

A neutral grey color family from Sherwin Willaims.

A neutral grey color family from Sherwin Willaims.

Sound Proofing Company

Service Titan

Inexpensive Projection Screens

A review with detailed measurements of the phono amp that was chosen for my home theater.

Projector Central's website has a lot of good information on projectors in general, but this page summarizes the basics of Screen Gain nicely.

This is a very flexible feature rich iPad application which enables remote control of audio and video equipment. It turns and iPad or iPhone into a tablet based remote.

Links to Samsung's smartthings information, and also to Aeotec who now manufactures the hubs.

A remote control that looks like it could be a promising successor to the Harmony Elite, but at the time of this writing, it has not shipped.

Also a remote control that has features similar to the Harmony Elite, but is shipping.

Another home control hub is used for Home Automation. Similar (arguably better) than Smartthings.

Another programmable remote that does not require hiring an installer.

CEDIA/CTA-RP22 Immersive Audio Design Recommended Practice, version 1.2, September 2023, Fishers, IN: CEDIA, 2023

A now obsolete JVC lamp-based projector was in the $4000 price range.

A laser light JVC projector that replaced the NP5.

An Epson projector in the same price range as NZ500 (ie. $5000)

A very popular, less expensive Epson lamp based projector.

TCL's 115-inch LCD TV.

Samsung's 98-inch LCD TV.

Hisense 100-inch LCD TV

TCL's 98-inch LCD TV.

Hsu's 15-inch ported subwoofer

SVS's 12-inch ported subwoofer

PSA's 15-inch sealed subwoofer

Rythmik's 12-inch Direct Servo ported subwoofer

Monoprice's Monolith 15-inch Ported Subwoofer

Rythmik's 12-inch Direct Servo sealed subwoofer

SVS's entry-level 12-inch sealed subwoofer.

A mini dual 8-inch-high output subwoofer

Speaker Measurement Database

MiniDSP digital audio processor

Room EQ Wizard

Multi-Sub Optimizer

MSO App Note

Ascend Acoustics BookShelf Speakers

SVS Bookshelf Speakers

KEF Bookshelf Speakers

B&W Speaker

Wharfedale Bookshelf

Power Sound Audio

PSB Bookshelf

Martin Logan Bookshelf

Source page for the FOV figure used in this section. This page also calculates PPD and FOV.

Design of Effective Cine Theaters - A SMPTE standard for Cinema design.

NIH (National Institute of Health) web page which provides a definition of visual acuity and describes how to measure.

"Understanding the Decibel Scale" is a web page that describes in an easy to understand way what a decibel is and how it relates to home theater volume.

the-home-cinema-guide.com's web page provides a caclulator to estimate the speaker loudness at a specified distance.

This Wikipedia page provides a detailed definition of a Luman.

This Wikipedia page provides a detailed definition of a Candela per square meter.

Another Projector Central informational page which describes projector throw distance and given a specific projector estimates the image size range.