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-   -   hyperion duo (https://www.rc-monster.com/forum/showthread.php?t=16996)

jlustig83 01.03.2009 11:07 PM

http://www.nitrorcthunder.com/Power%20supply.htm ya whoops, forgot.

jlustig83 01.03.2009 11:08 PM

Quote:

Originally Posted by George16 (Post 248277)
Any link?

http://www.nitrorcthunder.com/Power%20supply.htm

BrianG 01.03.2009 11:17 PM

Don't feel regret. Yeah, it's probably more than you'll need but at least you know it will never be overworked!

I really wish these chargers could utilize anything from 12v all the way up to something like 36v DC. That way, you could use them in a car, but then use a ~36vDC supply in the house for about 1/3 the current. High current is what makes these supplies expensive.

jlustig83 01.03.2009 11:18 PM

http://www.nitrorcthunder.com/Power%20supply.htm does any one know if these power supplys are any good?

BrianG 01.03.2009 11:25 PM

It looks like a pre-modded computer supply. Big tip-off is the empty grommet where all the wires would normally be routed:

http://www.nitrorcthunder.com/images..._0001_0003.jpg

For another thing, most computer supplies put out exactly 12v. Once you load it down with high current, the output voltage drops, possibly below what the charger wants to see. If you mod your own, you can sometimes increase the output voltage to at least 13v. Not only does this give you a little extra cushion for voltage drop, the higher voltage also means the charger will draw less current (which reduces the voltage drop).

jlustig83 01.03.2009 11:43 PM

Quote:

Originally Posted by BrianG (Post 248302)
It looks like a pre-modded computer supply. Big tip-off is the empty grommet where all the wires would normally be routed:

http://www.nitrorcthunder.com/images..._0001_0003.jpg

For another thing, most computer supplies put out exactly 12v. Once you load it down with high current, the output voltage drops, possibly below what the charger wants to see. If you mod your own, you can sometimes increase the output voltage to at least 13v. Not only does this give you a little extra cushion for voltage drop, the higher voltage also means the charger will draw less current (which reduces the voltage drop).

Are you saying that it might not work with a duo using high current?

BrianG 01.03.2009 11:46 PM

Well, I cen't really say without testing it or even seeing the guts to see. Just don't be surprised if the voltage falls too low under heavy load.

jlustig83 01.04.2009 12:21 AM

Quote:

Originally Posted by BrianG (Post 248314)
Well, I cen't really say without testing it or even seeing the guts to see. Just don't be surprised if the voltage falls too low under heavy load.

Brian, what power supply do you recomend i should get for my duo thats no more than $150? I might be charging two a123 6s m1 packs in the future at some point. I just want to be able to charge a123s as fast as there able to be charged. Thanks for the relpies also.

Bad Karma 01.04.2009 01:20 AM

I'm going to be getting one of these when I get a Hyperion DUO

azjc 01.04.2009 01:27 AM

Quote:

Originally Posted by Bad Karma (Post 248360)
I'm going to be getting one of these when I get a Hyperion DUO



here is a link to some PSs that look a little ghetto from the outside but perform well and they are half the price of a Bulldog


http://www.hobby-lobby.com/powersupply.htm

jlustig83 01.04.2009 02:11 AM

Quote:

Originally Posted by azjc (Post 248364)
here is a link to some PSs that look a little ghetto from the outside but perform well and they are half the price of a Bulldog


http://www.hobby-lobby.com/powersupply.htm

have you tried any of those with the duo?

redshift 01.04.2009 10:10 AM

jlustig, I should have my Hobby Lobby 30 amp PS tomorrow hopefully and will give some more details- hang tight ;)

jlustig83 01.04.2009 01:14 PM

Quote:

Originally Posted by redshift (Post 248446)
jlustig, I should have my Hobby Lobby 30 amp PS tomorrow hopefully and will give some more details- hang tight ;)

Ok thanks redshift .

jlustig83 01.04.2009 01:42 PM

Quote:

Originally Posted by redshift (Post 248446)
jlustig, I should have my Hobby Lobby 30 amp PS tomorrow hopefully and will give some more details- hang tight ;)

What charger are you gonna use with that ps and what type of batteries are you charging.

redshift 01.04.2009 02:54 PM

lol have you read any of your own thread?

I have a brand new Duo, will be charging 2S FP 4900 and 2S MA 6000 at 8 amps per port. which is a bit over 1.5C for the FP's and slightly under 1.5C for the MA's. Charge time is around 35-40 min.


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