WishList – WiFi Speaker Arrays

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With rumors of the Apple Hi-Fi’s demise looking not-so-exaggerated, I thought it would be a nice moment to share a vision of convergence and audio-porn with our dear readers.

Here is the fantasy: the Audio receiver must die.

Like many Airport Express owners, I use the device as a wireless hub in my home and as a way to stream audio through my stereo. AppleTV owners can do the same with video streams to their TVs. Cool, but the vision isn’t completely realized.

What about 5.1 audio? With a few hacks, it looks possible but that’s not the simple, elegant Apple way. And if I want to stream audio to various rooms in the house, I can buy multiple Airport Express units and multiple receivers, but the expense is unreasonable, and I can’t stream to more than one unit at once.

I’ve seen audio engineers hardwire speakers in multiple rooms throughout a house, all powered by a central receiver—but this is a solution for people with more money than sense. Those receivers are not cheap, and you have to port long cables through your drywall, which is completely ridiculous when WiFi could do all the work.

Here’s the pitch: A small (Bose-sized) self-powered speaker with a WiFi card, and a subwoofer with the same. This way, you can install any number of speakers wherever you have an outlet. Apple should develop an iTunes interface to configure the speakers into arrays, and within those arrays, offer the option of designating 5.1 positions (front-center, front-right, front-left, back-right, back-left, subwoofer, etc.) or right-left stereo and so on. Finally, the user should have the option of streaming audio to one, some, or all of the speaker arrays in the network. This way you can blare your tunes in the living room, the bedroom, the home office and the pool all at once or selectively. Add AppleTV, and you can send all of your A/V components to the electronics recycling plant—all you need is your Mac and a TV. I’m not sure how well Apple TV interfaces with cable and satellite boxes, but under the current paradigm, it would also be great if they could play nice together so the speaker arrays could receive digital sound from them.

Avega has a system that is close to this vision, but it requires a set-top box, which would be a redundant piece of equipment, and is no better than a receiver that connects to your computer—or one of those godawful mediacenter PCs. The customizability into multiple arrays and configurations also appears to be lacking.

To those who would protest that a WiFi card per speaker would be an unreasonable expense, I would counter that many homeowners would jump at the chance to purchase this product. In the 20th century, if you had built-in audio it got sold with the house. With WiFi, you can take your units with you and reconfigure them in any environment. WiFi Speaker Arrays would not only eliminate the need to buy a costly audio receiver—other standard components like DVD players would also become obsolete because all the media you play would either operate out of your SuperDrive or your HD. Consider also that increasing the demand for WiFi Cards would create an economy of scale that would bring the price down as manufacturing is ramped up.

An added benefit would be that each speaker could extend the range and signal strength of your wireless network. WiFi speaker arrays could also become the foundation of the networked home we keep hearing so much about, with internet-capable ranges, refrigerators and washing machines, for whatever that’s worth.

So far, Apple leads the convergence race with Airport Express and AppleTV. They could capture an enormous share of the home electronics market with WiFi speakers and the right interface to support them. With this vision for an entire home audio and video wireless solution, Sony’s plans for a Bravia that can download movies would be DOA.

Comments (18)

well if we are going to go there, why not add stream-ability from an ipod touch, maybe be able to use it and its wifi as a remote control for all of your media, pushing videos from it to an apple tv or songs to an airport express, the ultimate un-docked media in your pocket, it already lends itself to be hacked for a similar purpose, hell just put vlc on it and stream to a linux box attached to your tv. the ipod touch can be the missing link in the above described equation.

Great point. Kind of like a reote control except it is the unit as well.

I really like that idea--it's a natural fit. I think there are all sorts of extensions that could really unify this deal.

One of the rumor sites listed this idea as being a patent application from Apple. Some had expected such feature to be announced at the Sept 5 event as part of the Ipod Touch's features.

I currently use and love Sonos. You can put the amps in a media closet if you have home runs in your house or put them in the individual rooms with speakers. In addition to you entire iTunes collection, it supports Sirius Radio.

www.sonos.com

In iTunes, you can select multiple Airport Express units to stream your music to. Just select "Multiple Speakers" from the AirTunes menu.

However I don't think it's possible to stream different playlists to different speakers -- you just get the same music on all speaker sets.

How about networking through electric lines.
Kinda like how dsl works through phone lines.

Similar to Sonos, but WAY cheaper, check out these guys:

http://www.eoswireless.com

The only obstacle I see is power/amplification. Your proposed setup would require each individual speaker, no matter how large or small, to have it's own amplification source (normally provided by receiver). This makes each speaker slightly heavier and more expensive than it normally is.

In my bedroom there is no room for an amp of any kind. I bought a pair of active powered speakers. I connected a y cable, stereo to rca jack. I sent an rca jack to each of the speakers from the airport express in my bedroom.

Since the family room already has an a/v with tons of speakers, I used a toslink cable from the airport express there. I have streamed seperate music to te different rooms simultaneously but had to use two seperate computers.

This is the solution I have been waiting for, I never understood why the Hi-Fi never had this abilty. Somone at Apple; Make it happen!

Please.

So what you're saying is you'd rather have people string extension cords and splitters around a room instead of thin speaker wire?

Not all of us outlets, or even outlets with available sockets, every few feet in our houses.

Oh please. Anyone half serious about audio quality would have you hung and quartered immediately with such crazy talk. Then again, you are putting your fantasy on a direct parallel with _Bose_ equipment. The reason is you're not serious about audio.

There's a very good reason why true audiophiles still have big amps and speakers. Yes, connected with thick gauge speaker cable.

I think the main problem would be timing. The trick behind surround (or even stereo) sound is that small timing differences exist between the different speakers' signals. These small but determinate differences make your brain perceive a sound as coming from left/right/front/behind.

Sending the different speakers' signals separately via WiFi, or any other packet-based networks, could (and possibly would) alter the timing and thus lead to a weird listening experience, as the perception of sound sources would more or less depend on network components.

I am one of those crazies who has hardwired speakers in two rooms to a single reciever. I would love to be able to afford to have a reciever in every room, and a digital distribution system for the content, but the fact is that it is just way to expensive to buy that many recievers, even if you only just want decent quality.

Wi-Fi allows LANs to be deployed without cabling for client devices, typically reducing the costs of network deployment and expansion. Spaces where cables cannot be run, such as outdoor areas and historical buildings, can host wireless LANs.

It's great to see technology like this available to the consumer market. The days of the simple boombox are over..