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Help setting up new rig

Mar 19, 2008
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Well guys, this is slightly embarrassing. But I know you won't judge : )

So many years playing and I find the need to post here before setting my new gear up on a live stage. I've done the Google searches and I already know the answer. I just want to hear you guys say it. I don't know that I've ever run a rig with two speaker cabs.

I just swapped my Bergantino AE 410 for a Berg HD 112. I already have a Berg AE210. I don't necessarily know if I'll try to match these up on bigger stages but tomorrow night I have a gig that might need more than the 210 can deliver. I want to have the 112 there. I am driving them with a Mesa Boogie M6 Carbine. Both cabs are 8 ohms. I'm good to go right? Amp will see a 4 ohm load but that's fine, right? I daisy chain them? Or do I run each one off a separate SpeakOn output from the M6?

Any special instructions? Will the tweeters be fine? I know the combined power handling is 400w + 300w. I'm not doing a Kiss cover band, levels will be reasonable.

Comments about using these as a modular rig with both cabs in use on bigger stages are welcome, both for and against.

Thanks.
 
Both cabs are 8 ohms. I'm good to go right? Amp will see a 4 ohm load but that's fine, right? I daisy chain them? Or do I run each one off a separate SpeakOn output from the M6?.

Chain or separate outputs gives the same result. You're good to go either way.

Don't do it for the first time at a gig, though. Plug it in at home and play to make sure there's no surprises. Even if just for a few minutes.
 
A thought has occurred to me, not for tomorrow but maybe for the future. I have a Yamaha PB-1 preamp here. A favourite of my early touring days. It has a built in crossover. I wonder if there's any value in running the 112 as a sort of woofer...?
 
A thought has occurred to me, not for tomorrow but maybe for the future. I have a Yamaha PB-1 preamp here. A favourite of my early touring days. It has a built in crossover. I wonder if there's any value in running the 112 as a sort of woofer...?
I would vote no. Both cabinets are designed to be full range, and exactly how will you do it? Run two amps? Not worth it at all. If you were in a reggae band and wanted to run a 118 sub, maybe, but otherwise not worth it, definitely not for a 112/210 combination.
 
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There are quite a few on the Berg thread that run a 122 210 Berg rig. Jim actually publishes speaker profiles for doing this with the BAmp. Run them both full range for sure. I have a CN112 and a CN210 but I'm still waiting on a big enough gig to run them together. And there are many good reasons for using these two smaller cabs over a 410. A lot of flexibility to cover many gigs.
 
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A thought has occurred to me, not for tomorrow but maybe for the future. I have a Yamaha PB-1 preamp here. A favourite of my early touring days. It has a built in crossover. I wonder if there's any value in running the 112 as a sort of woofer...?
NO!

It makes no sense to bi-amp a 210 and a 112 with modern day full frequency range cabinets. All you end up doing is hamstringing your cabs. You'll typically only use the tweeter from one cab just the one woofer from the other. Use them as is with parallel connections either by plugging both into your amp or daisy chaining them, and you'll get everything out of your cabs that they have to offer.

Bi-amping those two cabs would be like lobotomizing them.
 
Okay guys, thanks for the good info so far. This is why I posted.

I'm sensitive to the lower rating of the 112 and I remember seeing a discussion about how power is distributed between two differently rated cabs and how you should think about the total power handling capacity of your speaker system in such a situation. I'll have to search it this weekend, but for now I'm going to be nowhere near pushing them hard enough to matter.
 
I would never have traded a 4x10 for the others.
Seems like you'd be in the minority.

I went to my local (chain store though) to trade it because listing it here and shipping just seemed ridiculous to try and get an extra $100 or so.

I had to talk them in to taking it. They said they're stocking fewer and fewer 4x10 as people move to other systems.

In any case, I hauled very heavy gear for a few decades. I picked that 112 up to put it in my car and believe me, I had a smile on my face. I'll take 4 cabs like that around with me instead of the 74 pound 4x10. Let's see how things work out.
 
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Seems like you'd be in the minority.

I went to my local (chain store though) to trade it because listing it here and shipping just seemed ridiculous to try and get an extra $100 or so.

I had to talk them in to taking it. They said they're stocking fewer and fewer 4x10 as people move to other systems.

In any case, I hauled very heavy gear for a few decades. I picked that 112 up to put it in my car and believe me, I had a smile on my face. I'll take 4 cabs like that around with me instead of the 74 pound 4x10. Let's see how things work out.
Add an adjustable HPF, if you add anything!:thumbsup:
 
I'm also a Berg fan and user. This does not make me an expert, but I think you should be OK as you suggest.

The best advice I can give is if you have any doubts or concerns, drop Jim Bergantino a note. He is very good about responding to technical questions, and if you do write, I bet Jim will respond within 24 hours....sooner in my experience .

Hope this is helpful.

Koog
 
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