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Just a speaker/cab question,

What would it take to get these in the same enclosure geared toward bass guitar for like a micro stack type of a set up?!

Was thinking an Dayton Epique 7.5, and two (or four) eminence alpha’s make it one cab but have two separate chambers in it?

Also what would be a goo head to power it all?! Or a good way to rig it up so that a head would be able to power it.
 

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Bass speaker cabinet design requires a certain range of knowledge to be learned way before selecting any particular driver.

It is best to leave speaker cabinet design to the professionals who have the training, experience and other resources required to design and build a bass guitar speaker system.

You will likely end up with something that does not perform as well as a commercially produced cabinet designed by a competent engineer that will have known performance specifications compared to if you begin the design process by having selected a driver without knowing what the entire process entails.

The 5-1/2 inch Dayton speaker is a subwoofer. It is probably not a good choice for a bass guitar cabinet. The 4 inch Eminence Alphas are also probably not a good choice for a bass guitar cabinet.

If you really want to build your own speaker cabinet, there are people who offer kits. Bill Fitzmaurice is one. https://billfitzmaurice.info/

I have no experience with the Fitzmaurice kits, or speaker cabinet design in general.

If you want a micro stack that uses small diameter speakers, take a look at Phil Jones Products – Cabinets | Phil Jones Bass

Also check out Trace Elliot Invalid Link Removed

(Here is a used TE ELF 2X8 cabinet at GC for $400 [This invalid link has been removed])

Not really a micro, but Mesa Subway cabinets are very good. Here is a link to the Subway 112 1x12 Subway Bass | Mesa/Boogie
 
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Do you play some niche genre of music that needs output an octave or so lower than the vast majority of more mainstream styles?
I ask because the Epique is a rather specialised driver, geared towards playing very deep in small boxes. That comes along with a couple of significant compromises - it's very inefficient, and it's easily possible to end up needing a vent that's longer than the internal dimensions of the box in order to get it tuned as low as it's capable of working.

It's best to start by defining what you actually need in terms of loudness, frequency response (especially low end extension) and any size constraints first, then work out what the most appropriate drivers are to meet those goals.
 
Yeah this is kind of putting the cart before the horse...I'd see what kind of frequency response you need, then look for a cab that can provide that for you, in an acceptable form factor. It is also a great deal of engineering to get the kind of performance out of the speakers that cab manufacturers/designers do.

It's kind of like jet engines plus wings plus cabin doesn't automatically equal a plane that will fly.
 
Bass speaker cabinet design requires a certain range of knowledge to be learned way before selecting any particular driver.

It is best to leave speaker cabinet design to the professionals who have the training, experience and other resources required to design and build a bass guitar speaker system.

You will likely end up with something that does not perform as well as a commercially produced cabinet designed by a competent engineer that will have known performance specifications compared to if you begin the design process by having selected a driver without knowing what the entire process entails.

The 5-1/2 inch Dayton speaker is a subwoofer. It is probably not a good choice for a bass guitar cabinet. The 4 inch Eminence Alphas are also probably not a good choice for a bass guitar cabinet.

If you really want to build your own speaker cabinet, there are people who offer kits. Bill Fitzmaurice is one. https://billfitzmaurice.info/

I have no experience with the Fitzmaurice kits, or speaker cabinet design in general.

If you want a micro stack that uses small diameter speakers, take a look at Phil Jones Products – Cabinets | Phil Jones Bass

Also check out Trace Elliot Invalid Link Removed

(Here is a used TE ELF 2X8 cabinet at GC for $400 [This invalid link has been removed])

Not really a micro, but Mesa Subway cabinets are very good. Here is a link to the Subway 112 1x12 Subway Bass | Mesa/Boogie
This forum is great. I read that post and immediately rolled my eyes because so much cart before horse I couldn't even fathom where to begin. There's always people here willing to answer something like this without judgement and with detailed information that the OP can actually use and it reminds me to that I need to try and do the same instead of rolling my eyes and being dismissive.
 
This forum is great. I read that post and immediately rolled my eyes because so much cart before horse I couldn't even fathom where to begin. There's always people here willing to answer something like this without judgement and with detailed information that the OP can actually use and it reminds me to that I need to try and do the same instead of rolling my eyes and being dismissive.
I always try to be respectful.

There are numerous geniuses around here who know a lot about this subject. I am sometimes amused when one of the experts offer advice, and the one asking questions tries to argue with someone who has vast knowledge and experience in the field and who is giving good advice.
 
BTW OP, I rolled my eyes not because of you but, because I used to fancy myself a cabinet designer in my younger days and would spend hours drawing up new plans for speaker cabinets using speakers from websites without any actual knowledge of anything and it just made me laugh a little at that reminder of myself and all the presumably terrible cabinets I would have made had I the actual money to have completed the poorly researched designs.
 
I always try to be respectful.

There are numerous geniuses around here who know a lot about this subject. I am sometimes amused when one of the experts offer advice, and the one asking questions tries to argue with someone who has vast knowledge and experience in the field and who is giving good advice.
Oh thats my favorite.
 
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BTW OP, I rolled my eyes not because of you but, because I used to fancy myself a cabinet designer in my younger days and would spend hours drawing up new plans for speaker cabinets using speakers from websites without any actual knowledge of anything and it just made me laugh a little at that reminder of myself and all the presumably terrible cabinets I would have made had I the actual money to have completed the poorly researched designs.
We all learned, I made a few terrible cabinets too back in the early 1980's fresh out of school while starting out. Didn't take me too long to get that sorted out and learn the math, but it was the wild west back then... and both performance and reliability sucked pretty bad.
 
We all learned, I made a few terrible cabinets too back in the early 1980's fresh out of school while starting out. Didn't take me too long to get that sorted out and learn the math, but it was the wild west back then... and both performance and reliability sucked pretty bad.
My designs on paper were utilizing car subwoofers and such because I didn't understand the difference. I strictly looked at wattage and thought I knew the secret because I was taking cone excursion into account. So a 500 watt 12" with the highest cone excursion was obviously the best speaker you could buy.

I was using Crutchfield catalogs, Home Depot ads and maybe a little Parts Express for good measure to "design" my horrible ideas.
 
We all learned, I made a few terrible cabinets too back in the early 1980's fresh out of school while starting out. Didn't take me too long to get that sorted out and learn the math, but it was the wild west back then... and both performance and reliability sucked pretty bad.
It's trying to learn all that dang math that prevents me from being an expert on just about everything.
 
If you really want to build your own speaker cabinet, there are people who offer kits. Bill Fitzmaurice is one. https://billfitzmaurice.info/

I have no experience with the Fitzmaurice kits, or speaker cabinet design in general.
I use a pair of the Bill Fitzmaurice Jack 10's powered by a Gallien-Krueger 400RB II and am very happy with the cabinets. I have also built a few of his folded horn subs and currently run one little one disguised as a table in my home theater setup. I can attest they are a good option for the DIYer. Easy to build, sturdy and pretty darn light.
 
We all learned, I made a few terrible cabinets too back in the early 1980's fresh out of school while starting out. Didn't take me too long to get that sorted out and learn the math, but it was the wild west back then... and both performance and reliability sucked pretty bad.
I forgive you for any previous errors you may have made because in my opinion the Subway stuff is about as good as it gets.
 
Bass speaker cabinet design requires a certain range of knowledge to be learned way before selecting any particular driver.

It is best to leave speaker cabinet design to the professionals who have the training, experience and other resources required to design and build a bass guitar speaker system.

You will likely end up with something that does not perform as well as a commercially produced cabinet designed by a competent engineer that will have known performance specifications compared to if you begin the design process by having selected a driver without knowing what the entire process entails.

The 5-1/2 inch Dayton speaker is a subwoofer. It is probably not a good choice for a bass guitar cabinet. The 4 inch Eminence Alphas are also probably not a good choice for a bass guitar cabinet.

If you really want to build your own speaker cabinet, there are people who offer kits. Bill Fitzmaurice is one. https://billfitzmaurice.info/

I have no experience with the Fitzmaurice kits, or speaker cabinet design in general.

If you want a micro stack that uses small diameter speakers, take a look at Phil Jones Products – Cabinets | Phil Jones Bass

Also check out Trace Elliot Invalid Link Removed

(Here is a used TE ELF 2X8 cabinet at GC for $400 [This invalid link has been removed])

Not really a micro, but Mesa Subway cabinets are very good. Here is a link to the Subway 112 1x12 Subway Bass | Mesa/Boogie
I had to learn this the hard way. I spent way too much time in my youth attempting to put drivers in cabinets that were not designed for them.
 
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I’ve designed a few boxes in my time, also coming from car audio, WinISD and subbox and such, and also making tons of mistakes. I’ve always been happy to have the advice of actual pros on this forum.

I made a box for that Epique driver last year. I use it both for electric and double bass. I was playing through a Fender combo, great for rock, but I didn’t like the tone stack for double bass. I wanted something flatter that could play the fundamental loudly, plus I was getting my first 5-string electric.

Findings:
- It’s too quiet to keep up with a full size jazz band (20 people?). Max around 106 decibels.
- It’s heavy for its size and even though the driver is small, the box is not very small. I could have used a bigger driver, what’s the point of a small one in a big heavy box?
- I used an HPF to take out all the excess low end, lol. I knew this going in but much of the desired energy is in the harmonics.
- I can’t play 5 string worth a dang.

It sounds good in bedroom practice but the DB doesn’t need amplification for bedroom practice so, I just use it for electric now. I may repurpose it into a home theater subwoofer. And I didn’t realize it was fragile but thank you, I’ll be careful transporting it from now on.

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Now I’m using an Odeum 15” and it’s much more efficient and larger too.