General Question

klaas4's avatar

Are there bluetooth composite adapters.

Asked by klaas4 (2194points) November 3rd, 2007

I will explain: I want to connect both my new Mac (it comes in 3–4 days!!!) or my laptop with bluetooth to an adapter, which connect to my DVD-player via aux, via composite.

Maybe the following scheme will make it clearer:
http://img102.imageshack.us/img102/2770/naamlooscn1.jpg

Davey.

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6 Answers

sndfreQ's avatar

Hi Davey,

Is it audio and audio plus video that you’re trying to transmit from the computer/laptop? It would seem that the current Bluetooth specifcation (2.0) does have sufficient bandwidth for real-time video transmission, but I’m not sure if anyone has implemented it yet. A really long but thorough article about the concept can be found here:

http://72.14.253.104/search?q=cache:0I4IDuv7yLoJ:privatewww.essex.ac.uk/~fleum/wacConfPapV5.pdf+bluetooth+2.0+video%3F&hl=en&ct=clnk&cd=8&gl=us&client=safari

However, if it’s audio streaming only that you’re planning on doing, Bluetooth audio is purportedly working now with OSX 10.5 Leopard, using A2DP (audio transmission- although I haven’t had a chance to try it out myself-I hear it’s still buggy).

I’m not sure on the audio-only bluetooth receiver, but here’s another interesting article on the future using Bluetooth 2.0 specification for high-bandwidth video:

http://www.wirelessdevnet.com/channels/bluetooth/features/bluetoothvideo.html

I would imagine on the bluetooth audio receiver, there are several options out there (I haven’t looked into it myself). But here’s one off the top:

http://www.amazon.com/Jensen-WBT310-Universal-Bluetooth-Receiver/dp/B000CMU1NM

As for wireless transmission, one thing that is working for me (for audio only) is not going with Bluetooth, but with WiFi 802.11g wireless networking via the Airport Express (AirTunes). It allows you to wirelessly stream audio through a network (or by a single wifi connection with your laptop) and has an 1/8” audio out (you probably already know about this one):

http://store.apple.com/1–800-MY-APPLE/WebObjects/AppleStore.woa/wa/RSLID?mco=AB47AE5&fnode=home/shop_mac/mac_accessories/airport_wireless&nplm=M9470LL/A

I got one of these used for $60, and am using a software program called Airfoil, which extends wireless streaming of audio beyond iTunes (you can stream anything coming out of your Mac’s system audio output to the Airport Express):

http://www.rogueamoeba.com/airfoil/

Keep in mind that using that software there is a 5–10 second delay between what your computer is transmitting and the Airport Express is receiving (some sort of buffer in the WiFi?...)so I can stream audio but alas, not successful in video viewing (e.g. YouTube off the laptop-audio lags about 5–7 seconds behind the video).

Keep us posted on your progress on this project or if you find any other Bluetooth video streaming hardware (I’m curious too).

klaas4's avatar

5–7 seconds is a bit long, I think I’ll go with the Universal Bluetooth Stereo Receiver, if that doesn’t have delays. Do you know that?

klaas4's avatar

Oh, that Jensen isn’t available in the Netherlands. But I found this one: http://rurl.org/bla
Is this the same?

Dutch link:
http://www.expansys.be/p.aspx?i=151670

And some others too:
Dutch links:
http://www.expansys.be/p.aspx?i=145404
http://www.expansys.be/p.aspx?i=129711

Then I just buy an audio jack to composite-cable > done. :)

(nice URL by the way: http://rurl.org/bla)

sndfreQ's avatar

Yeah those look interesting and i suppose will do the trick; just keep on mind that you’re only transmitting audio, not audio and video. Of course neither can the Airport Express (although there are some rumors about that the next gen AE will be 802.11n or higher to support video streaming. If real-time is not important you could research the Apple TV but it’s pricey.

Which Mac did you end up going with? I recently bought the 24” iMac-it is AWESOME for watching movies and built in speakers are nice for basic stuff…

klaas4's avatar

iMac. When I chose all the features on the Mac Mini I wanted, it came close to the price of an iMac, so I decided to go with the iMac.

My intension was audio-only. I hook my laptop up to my home cinema, with aux, to listen to music, and sometimes for games. Basically I want all audio of my (new) computers via aux, but to change cables every time, no, please, bluetooth, save me!

sndfreQ's avatar

makes perfect sense-good luck buddy :)

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