Author Topic: Can I by pass the 4 port passive hub?  (Read 2383 times)

Offline chrisatpsu

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Re: Can I by pass the 4 port passive hub?
« Reply #15 on: October 09, 2012, »
plan of rougly 4A @ 12V per 128 cnt string of smart strings.

so plan on 12 to 16A @ 12V
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Offline sittinguphigh

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Re: Can I by pass the 4 port passive hub?
« Reply #16 on: October 09, 2012, »
Can I use the 4 port hub and do not connect the power line.
Then connect the power directly to the 3 SSC's.
Just what is the best way?
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Offline chrisatpsu

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Re: Can I by pass the 4 port passive hub?
« Reply #17 on: October 09, 2012, »
if you're going to power them, why not do it through the power input of the passive hub. I don't see why you would want to reinvent the harness since it's already built, and will do what you need it to do.

if you connect the power to the hub, it gets tied directly to the ssc's anyways (via the cat5 cable)
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Offline sittinguphigh

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Re: Can I by pass the 4 port passive hub?
« Reply #18 on: October 09, 2012, »
Problem is they don't make them that high of amps. If you can find them it cost alot. Were the 4 or 5 amp ones cost very little.
But  also would be great If I could get a lot more amps out of it.

Say I can get 3.6v 4 amp converter. Four batterys gives me. 160 amps - 15 % equals about 136 amps.
Gives me alot of room for the amplifier and amp. That's the big draw of current.

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Offline injury

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Re: Can I by pass the 4 port passive hub?
« Reply #19 on: October 09, 2012, »
Have you considered a battery operated megaphone with a 3.5mm aux input? Similar to this one You are not allowed to view links. Register or Login

Offline sittinguphigh

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Re: Can I by pass the 4 port passive hub?
« Reply #20 on: October 09, 2012, »
I did conceder a horn type. There loud and you can get them small.
But there sound is not very good. It sounds like announcements when you were in school.
But after being a part of this web site. I think I can do better.
With decent sound and volume the lights will not have the impact they should.

I thnk this site has taken away my mediocriey.
« Last Edit: October 10, 2012, by sittinguphigh »
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Offline caretaker

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Re: Can I by pass the 4 port passive hub?
« Reply #21 on: October 09, 2012, »
Another option you may have is a DC to DC power supply such as this one on E-Bay You are not allowed to view links. Register or Login  Which is rated at 200 watts and should provide you with enough clean 12 volt power to run the smart strings.
Jeff Squires
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Offline sittinguphigh

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Re: Can I by pass the 4 port passive hub?
« Reply #22 on: October 09, 2012, »
That just might work. I hadn't seen one of these.
I have to do some research on it.
I need find out what the parameters of the input are.
1 amp ether way maybe.

Thanks guy

This looks like it will work. If all else fails.

But I still would like to find one that takes between 6.2v to 7.2v to 12v.
Or 3.2v to 3.6v to 12v if I can.

I would like more power if I can get it.

« Last Edit: October 10, 2012, by sittinguphigh »
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Offline sittinguphigh

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Re: Can I by pass the 4 port passive hub?
« Reply #23 on: October 10, 2012, »
It all has to do with Hoffman's iron law.

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Bass is the key. Med and low bass.

To get good sound out of a small enclosure you have to go with low db senativity.
That means low volume per watt. That means you need more watts to get more volume.

Just had an idea. O no. Can I use four boosters coming out of the battery. Then join the lines together on the out put and into the 4 port hub. Do you think that will work.

Looking at using this booster maybe. Very small.

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I would have 80 amps - % the booster step up.
Can't find a calulator on line to check output amps after the boost. But I'm thinking 6 amps per booster.
Using two sets batteries of 6.2v to 7.2v.

« Last Edit: October 10, 2012, by sittinguphigh »
What you don't know. Can hurt you.