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Best cab configuration

Ciao GerardoRicc :)



Did you ever play an Ampeg V4B with one or two 810 cabs? (the thing they call "the fridge")

Of course, when you are looking for lightweight stuff, this won' t be your thing. :laugh:



See above! :D



Not everybody who thinks "Italian design" and "yellow" thinks "Markbass" :D

View attachment 3154075

Okay, :sorry: I will stop kidding.

Go and try some cabs! Looking at cabs will not help!

Decide with your ears! It won' t help, when I tell you what I like, as long as you don 't hear it!


may the bass be with you

Wise(b)ass
I reckon that has some bottom end
 
This makes sense and is interesting, but it ignores the intended focus of my comment....in general, a smaller diameter speaker has wider dispersion at higher frequencies than larger speakers.
I see your argument but, any other things beeing equal a smaller diameter would also suck on mids thus dispersion was an rather obsolete consideration.
 
Then does a larger speaker have wider dispersion at lower frequencies?

No. Larger speakers tend to maintain pattern control to a lower frequency. Below a certain frequency, speakers become essentially omnidirectional. Pattern control is related to driver size, dimensions of the cabinet, and wavelength. I am sure @ThisBass can explain much better than I.
 
I see your argument but, any other things beeing equal a smaller diameter would also suck on mids thus dispersion was an rather obsolete consideration.

Only if you assume the drivers are woofers or subwoofers. Plenty of 10" and 12" drivers have response that extends well into the frequency range in which pattern narrowing and beaming occurs. Dispersion is definitely relevant.
 
Then does a larger speaker have wider dispersion at lower frequencies?
The wings on these speakers are intended to extend low frequency response and pattern control.

1bdec5634b8b0e9b1ad81cf8db5ed78d.jpg

Here is the same speaker type without the wings.

upload_2018-9-18_15-39-43.jpeg
 
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Only if you assume the drivers are woofers or subwoofers. Plenty of 10" and 12" drivers have response that extends well into the frequency range in which pattern narrowing and beaming occurs. Dispersion is definitely relevant.
True, I tried to reply what really happens with any other things beeing equal for a smaller driver diameter like going down from 12" diameter down to 10" diameter.

In this case the moving mass stays steady and the cone material "thickness" has to be made of thicker material which prohibits partial cone resonance. It makes no sense to try to consider dispersion at mids were there was shy mids at best because the cone then was too heavy to emerge "musical" mids.
 
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True, I tried to reply what really happens with any other things beeing equal for a smaller driver diameter like going down from 12" diameter down to 10" diameter.

In this case the moving mass stays steady and the cone material "thickness" becomes way to big just to emerge (any kinds of) partial cone resonance. It makes no sense to try to consider dispersion at mids were there was no more of mids because the cone then was too heavy to emerge mids.

Obviously some parameters other than speaker diameter must vary...so my comment was phrased a bit inartfully. I apologize. Can we move on now?


Many common 10" and 12" speakers used in bass guitar cabinets have usable response that extends into the 4-5K region. Surely dispersion is factor that should be considered if you want consistent sound as you move around the stage.
 
Kinda paradox at its best cause for any other things beeing equal 10"s are more bassier than 15"s
Obviously some parameters other than speaker diameter must vary...so my comment was phrased a bit inartfully. I apologize. Can we move on now?


Many common 10" and 12" speakers used in bass guitar cabinets have usable response that extends into the 4-5K region. Surely dispersion is factor that should be considered if you want consistent sound as you move around the stage.
Absolutely true but, any argument like driver size means nothing but driver size might also be considered in an additional consideration of any other things beeing equal but driver size.
Ironically IF nothing does change but driver size then the low end will extend while efficience and mid reponse goes down. Its not possible to cheat the laws of science.
 
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You could buy a cover.

As far as the no-brainer thing, if it's simply based on a generic opinion of a 12 then yeah, two twelves might be better, But suppose the 1-12 actually sounded better? Until you try them you'll never really know.
I’ve tried MarkBass cabs, not for me.
They’re also heavy and ugly as hell.
The dual 12 drivers are more for loudness than sound quality
 
Some good advice on your replies. One other thing, if you are just starting out don't assume that what sounds good in your bedroom will hack it in a band situation - those big fat lows might just muddy up the mix. Most times punchy mids are your friends. BTW, Italy, you have to go Mark bass no?
I’m not just starting out, I’m not a pro either but I’ve had my fair share of events. Some small, some big.
 
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So let me demonstrate it with a more accurate (more comprehenisble) statement.

Here you are with a normalized response of a 12" driver loaded into a ported cabinet, f3 equals about 70Hz
View attachment 3154188

Any other things beening equal except for driver size which in this case is reduced downwards to about 10" (which also effects the number for Vas). The new normalized response looks like the following chart, note that f3 equals about 52Hz.
View attachment 3154217
That's a very impressing outcome cause in case of any other things beeing equal except driver size a smaller driver diameter corresponds to an extended low end response.


Of course there is a big trade off pending, the smaller driver diameter sucks on efficience which can be clearly noticed with the following chart yellow 12" versus 10" white. Note that all of any other things show equal numbers.
View attachment 3154219
BassBox, interesting.
Well, your graphs show that the 12” is louder so that’s all I need honestly.