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Jack FFR1846

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Feb 17, 2008
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2,176
Location
Hopkinton, MA
The absolute best solution would be a battery backed up UPS with proper power rating. What one of these units will do is generate it's own AC output from whatever input is available and will keep the output clean always....as it is generating its own AC....not just switching through the line when it's available.

Companies like APC make these and I don't expect they'd be cheap. I'm a power supply designer by trade, so understand the differences (and have seen the innards in many of these).

The nice thing about something like this is that you can be running on regular AC....it goes away and you're running from the generator.....it gets loaded down and you're running from batteries. You don't miss a beat as the lights are all dimming and fire alarms all starting to sound (I'm getting a bit dramatic....oops).

I can't give you model numbers as I don't know the commercial names. But they'll say that they produce their own sine wave output from their own internal inverter without a switchover.

For most users, this would be overkill. But this hopefully will help to show what's out there.

jack
 

koogie2k

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Dec 28, 2002
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5,859
Location
Moyock, NC
OK....no disrespect to anyone here....but...who the F**k brings a UPS to a gig? I mean, I can see that at the house....but what about a show? Those things can weigh a ton.....if I am wrong....I can admit that....is there a lighter UPS that is rack mounted? I am just basing this on playing shows.....anyone?:confused:
 

Sigmunds Couch

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Apr 9, 2004
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909
Location
Pensacola, FL
In certain rooms that I know the power is bad, I absolutely do.

If brown outs are a consistant problem or flakey power from generators at outdoor shows..... 20lbs of prevention is better than a trip to the amp repair man in my mind.

I use a regular model but here's a rackmount model.

D1E0BA06-5056-9170-D3B0CAF75E6C041A_f_h.jpg
 
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Purple ASS

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Feb 11, 2007
Messages
759
Location
Uckfield, United Kingdom
In certain rooms that I know the power is bad, I absolutely do.

If brown outs are a consistant problem or flakey power from generators at outdoor shows..... 20lbs of prevention is better than a trip to the amp repair man in my mind.

I use a regular model but here's a rackmount model.

D1E0BA06-5056-9170-D3B0CAF75E6C041A_f_h.jpg

That looks ideal. Being completely ignorant here, how do you evaluate how many VA you would need. Obviously the more VA, the more powerful it is , but how does that relate to running a 100W Lonestar from it. Would a lesser VA be adequate ? Some are advertised as handling maybe 1000W, does that mean I could run ten 100W amps from it ?
 

Sigmunds Couch

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Apr 9, 2004
Messages
909
Location
Pensacola, FL
Sometimes the manual will tell you what the max power draw is or there will be a tag on the power supply that will. If not, the down and dirty calculation is input voltage X fuse size on the amp to give you the max watts needed.

Sound watts is different than AC power watts.
 
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TNT

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Aug 18, 2005
Messages
3,576
Location
Oakland - Raider Nation!
Anyone ever use the Furman Power Factor Pro for conditioning??

Great unit for those who don't bring the "rack" along, and want to protect/condition amp head and pedals.
 
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