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  #1  
Old 08-25-2010, 12:16 AM
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Ampeg Svt 4 pro 610 Hlf Help

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I have had this set up for 4 yrs and just wondering if you could blow up the speakers with this unit????

I am running it in mono bridged mode with the ampeg cable it came with speakon to 1/4 bridge cable i am running 12o'clock gain and 12 o'clock master and thinking of running at 3 oclock gain.
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Last edited by DBTOYS : 08-25-2010 at 12:31 AM.
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Old 08-25-2010, 12:33 AM
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This was part of a set of questions I asked when I got my SVT4 pro and 610 HLF. answer below.

2 - if I run the SVT4 pro into my 610 HLF mono bridged am I going to damage my cab?

The official answer is yes, you can run the risk of blowing your speakers by overpowering them. Unofficially, a lot of users supply double the cab’s required RMS in solid state watts to allow a louder smaller rig. The problem is, if you can’t see or hear the woofers very well on stage, you can blow the speakers before you see a red peak light. Under powering speakers would cause the red peak LED’s on the amp to light up before it would be loud enough. The RMS rating of the cab is supplied because the manufacture tests that RMS signal through the speakers to make sure they can handle that rated power long term. Most speakers can handle momentary bursts of higher than RMS, but there isn’t a real world rating for that.
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Old 08-25-2010, 01:22 AM
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+1 on what was just said. I did have a a 610HLF but really didn't use it with my svt4pro. I used the 450h head. Both were traded in months ago. The 4 pro can take more than you can throw at it. smaller cabs are another story. I connected in Stereo (2) 810E cabs at 5 gain and vol. 5 and I got a complaint from my next door neighbors . Pleanty of head room.....
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Old 08-25-2010, 01:36 AM
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you can safely run that head bridged into your cab but there is a possibility of blowing the speakers with too much power, the trick is to hear when the cab starts to struggle with the power you are giving it and back off a bit. I do however suggest a compressor to help make sure you don't get transient peaks sneaking through and damaging things.

I prefer to run more power than what the cab is rated for but thats just me... each to their own
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Old 08-25-2010, 10:04 AM
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Thankx but i am looking for more specific owners of svt 4 pro and also have a 610 hlf running in mono bridge mode and wondering if 3 o'clock is to high to set the gain
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Old 08-25-2010, 10:12 AM
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Crank the gain knob up until the little red LED flashes on every note. Turn up the Master control until you have the volume you need. If the speakers make a farting noise, turn the master down.

The gain control sets the preamp level and it needs to be cranked up. I run mine at 3O'clock... Thats where it wants to be on my setup; its set to three O'Clock even if I'm playing at low practice volumes.

I don't have any 610's here. Only a room full of the other sizes. 410HLF, 810's and 215's... The same knob settings work for a 610. it just takes power between the 410 and the 810 somewhere.

But anytime you have an amp that has enough power to blow up speakers you can break things, just don't be dumb about cranking it up too high. The master is the knob to fear.

BOB
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Old 08-25-2010, 10:17 AM
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Quote:
Originally Posted by rbonner View Post
Crank the gain knob up until the little red LED flashes on every note. Turn up the Master control until you have the volume you need. If the speakers make a farting noise, turn the master down.

The gain control sets the preamp level and it needs to be cranked up. I run mine at 3O'clock... Thats where it wants to be on my setup; its set to three O'Clock even if I'm playing at low practice volumes.

I don't have any 610's here. Only a room full of the other sizes. 410HLF, 810's and 215's... The same knob settings work for a 610. it just takes power between the 410 and the 810 somewhere.

But anytime you have an amp that has enough power to blow up speakers you can break things, just don't be dumb about cranking it up too high. The master is the knob to fear.

BOB
Thankx bob that was what i was wanting to hear
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  #8  
Old 08-25-2010, 10:10 PM
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What Bob said, plus lay off the low end a bit.....

As for the compressor, it's maybe WORSE to use it than not...... if you don't use one, the speaker will tell you when there's a problem. And you'll hear clipped peaks

if you DO use a compressor, the average power level comes UP, because the compressor squeezes peaks. Yes, it can save you from a massive overload, but it can also keep the speakers right at the limit, or maybe over it...... if you "play into" the limiter hard. There may not be any clipped peaks to warn you that you are near the limit.
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Old 09-06-2010, 10:55 PM
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Quote:
Originally Posted by rbonner View Post
Crank the gain knob up until the little red LED flashes on every note. Turn up the Master control until you have the volume you need. If the speakers make a farting noise, turn the master down.

The gain control sets the preamp level and it needs to be cranked up. I run mine at 3O'clock... Thats where it wants to be on my setup; its set to three O'Clock even if I'm playing at low practice volumes.

I don't have any 610's here. Only a room full of the other sizes. 410HLF, 810's and 215's... The same knob settings work for a 610. it just takes power between the 410 and the 810 somewhere.

But anytime you have an amp that has enough power to blow up speakers you can break things, just don't be dumb about cranking it up too high. The master is the knob to fear.

BOB
Wanted to thank Bob again i have been using these settings for a couple of weeks now and my rig has never sounded better i have never had a complaint from neighbors for the last 2 yrs until know and the tone is unbelievable
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