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SilentBob501
11-07-2006, 03:26 PM
Im taking the sound board out of a busted up anakin MR and I cant use the stock battery pack. So im trying to wire up the speaker and a new battery pack but im a bit confused as to where some of these wires go. I cant find a positive speaker wire. Maybe you guys can help.

http://i102.photobucket.com/albums/m117/semmerman/DSC00095.jpg

http://i102.photobucket.com/albums/m117/semmerman/speaker.jpg

I know the red and black wires go to battery pack, and brown wire is speaker negative, but where do i connect the yellow wire?

Oh yah and what kind of battery pack should I use for it, its a 3w running off MR board.

xwingband
11-07-2006, 03:30 PM
Yellow goes to positive on battery pack. Stick with 4.8V rechargeable or 4.5V alkaline. :wink:

james3
11-07-2006, 03:30 PM
I thought we did this already, hold on...

SilentBob501
11-07-2006, 03:35 PM
thanks x-wing, but im looking more for an answer like 2AA, 4AAA, etc. (if it translates like that, if not then if u have a picture of a battery pack i can buy, i need this to fit in an MHS.)

xwingband
11-07-2006, 03:39 PM
Dude, you don't know what voltages are?

Okies... in an MHS you could do 4AA stacked rechargables if you have room or 4AAA in the 2x2 pattern. Next would be the 3AAA or AA of normal alkalines in a triangle holder.

SilentBob501
11-07-2006, 03:42 PM
ok countdown told me that my 4AAA pack was too much, and I would burn out my board. Is that true? Im asking cause my Luke board which I had running on 4AAA mysteriously stopped working.

xwingband
11-07-2006, 03:46 PM
4AA of normal alkalines is too much if you run the LED off of that, but not just to run.

james3
11-07-2006, 03:49 PM
First of all Countdown is smokin crack

An alkaline battery c,d,aa,aaa are all 1.5 volts how many you stack increases the voltage, provided it is in series.

4aaa = 6 volts

http://i43.photobucket.com/albums/e370/Dadof3/MyLightsabers005.jpg
http://i43.photobucket.com/albums/e370/Dadof3/MyLightsabers006.jpg
http://i43.photobucket.com/albums/e370/Dadof3/MyLightsabers007.jpg
http://i43.photobucket.com/albums/e370/Dadof3/MyLightsabers008.jpg
http://i43.photobucket.com/albums/e370/Dadof3/MyLightsabers010.jpg

Sorry Bob, you had asked something like this last week and I thought I finnished it up.

edit-obtw that is the ambo speaker :D

SilentBob501
11-07-2006, 03:51 PM
OK so just to sum up 4AAA is A-OK for 3w and MR board?

xwingband
11-07-2006, 03:55 PM
OK so just to sum up 4AAA is A-OK for 3w and MR board?

If their rechargeable. If their not that's 6V's and not what you should run the LED with.

james3
11-07-2006, 03:58 PM
Bullsnitz!

I have been running FX boards with 6 volt alkalines fine the whole time we have been doing this crap.

xwingband
11-07-2006, 04:00 PM
It may work but you are probably overdriving the LED. That is may work if you have a red/yellow, but otherwise on 4.5V the MR is putting out 920mA. Anymore than that is getting into the range you are hurting the LED.

james3
11-07-2006, 04:11 PM
Then we will obviously have to agree to disagree.

I build these stupid things on a regular basis. I also know there are others that do the same setup as I do. If it is driving at more then 900 all the better bud.
When someone can prove to me that I am actually hurting something which is damn near impossible since no one is going to come to my house with the proper equipment and test my setup, I will go with something else but otherwise there will always be those that will stay with the same ole and then there will be those that are pushing it.

xwingband
11-07-2006, 04:27 PM
Driving it harder is fine. Tim's heatsink and holders will take it. 1000mA is the max spec though. You are hurting the LED above that, it probably won't get noticed for a few years if nothing else happens to it. I don't need to prove it... You push more voltage through the board and you're let more current get to the LED. 1000mA is the published max.

James there is a difference between pushing it and being reckless. That is exactly why Tim put the warning when selling the boards.

Madcow
11-07-2006, 04:48 PM
I have to weigh in on X-wing's side (sorry James).
I have no doubt that 6 volts (4 Alkaline AA, or AAA) would run that setup, but I would feel to risky about it, and I expect you'd shorten the life of the board, and maybe the LED too. The LED is getting almost 1000 mA from 4.5 volts it was designed for.

I reccomend either 3 AA/AAA = 4.5 vots or ...
4 NIMH rechargeable AA/AAA = 4.8 volts.

MC

SilentBob501
11-07-2006, 05:01 PM
Thanks everyone for helping out, I got the whole setup working now. For the final installation im going to use a 4AAA battery holder with a skip wire so that it uses just 3AAA's.

james3
11-07-2006, 06:14 PM
Glad you have it all figured out there bob. :D