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If you were gonna build a fEARFUL

Build whatever one will suit your volume needs as that is the only difference between the variations...aside from width where the "tube" versions are specifically designed to have all the bracing and tuning accommodated and still fit tube heads.

If you need 4 ohms minimum then you'll need two 8 ohm speakers...either together in one cab or two single cabs.

With regards to weight on top...I weigh 220 and not only can I stand on my 15/6 I can jump on it without worry. They may be light but they are structurally sound in every way.

A 1515/66 (or two 15/6 cabs) will crush an 810 in volume and CLEAN low end and will weigh significantly less. A single 15/6 is the equivalent of a 610 at full power handling, so any dual 15 will be like a 1210, only FAR better in the true low end. :eek:
 
I would go with the 1212/6/1 cab. It should be wide enough (to support the head) and with the pullout handle, wheels, 212’s, mid driver and tweeter, looks to me like the perfect gigging cab. Do a search to see pics and reviews here at TB.
 
Build whatever one will suit your volume needs as that is the only difference between the variations...aside from width where the "tube" versions are specifically designed to have all the bracing and tuning accommodated and still fit tube heads.

If you need 4 ohms minimum then you'll need two 8 ohm speakers...either together in one cab or two single cabs.

With regards to weight on top...I weigh 220 and not only can I stand on my 15/6 I can jump on it without worry. They may be light but they are structurally sound in every way.

A 1515/66 (or two 15/6 cabs) will crush an 810 in volume and CLEAN low end and will weigh significantly less. A single 15/6 is the equivalent of a 610 at full power handling, so any dual 15 will be like a 1210, only FAR better in the true low end. :eek:

+1 to all this

I would go with the 1212/6/1 cab. It should be wide enough (to support the head) and with the pullout handle, wheels, 212’s, mid driver and tweeter, looks to me like the perfect gigging cab. Do a search to see pics and reviews here at TB.


I think his concern is balancing a heavy tube head on a cab that has a smaller footprint than the head itself.
 
It would require a different building plan to make sure it's braced properly and didn't add weight that wasn't needed

Adding a couple of inches and a few pounds to the 15/6, from what I've seen of other DIY builds won't make any noticeable difference in the tone/volume handling. If the extra weight doesn't make a difference to the OP, why not?

Another thought: some fEARfuls are built with extra space on top for rackmount equipment. Doubt it would make any difference if the spacing was on the sides. For the 1.165" extension needed on each side to hold the head propery, based on what I've read, no extra bracing would be necessary.
 
Don't alter the dimensions of the cab. Greenboy really got this thing right, so leave it that way. Hanging off the cab by a couple inches is no big deal. I would recommend adding grip tape/interlocking feet/velcro or something of that nature to the top of the cab, and the bottom of your head. fEarfuls rock so hard, they do tend to vibrate things right off the top of them. So, no more using your rig to hold drinks. I vote 2- 15/6. I love the 15/15/6/6, but I'm too lazy to haul it. I adore my 15/6, and I play it very loud, often.
 
Don't alter the dimensions of the cab. Greenboy really got this thing right, so leave it that way. Hanging off the cab by a couple inches is no big deal. I would recommend adding grip tape/interlocking feet/velcro or something of that nature to the top of the cab, and the bottom of your head. fEarfuls rock so hard, they do tend to vibrate things right off the top of them. So, no more using your rig to hold drinks. I vote 2- 15/6. I love the 15/15/6/6, but I'm too lazy to haul it. I adore my 15/6, and I play it very loud, often.

+1

Do not do anything that alters the design internally. You could however build your extra width onto the outside, all on one side. Put a little door on the back of it and you have a storage compartment for cables, drinks, stash, etc. Could even put a tiny little refridgeration unit in there like a dorm fridge and take your beer with you. Or at least line it and toss some cooler packs in there.
 
You could however build your extra width onto the outside, all on one side. Put a little door on the back of it and you have a storage compartment for cables, drinks, stash, etc. Could even put a tiny little refridgeration unit in there like a dorm fridge and take your beer with you. Or at least line it and toss some cooler packs in there.

I would love to see the bass player walk up to his cab on a break, open a door on the side (so the audience can see what he's doing), and take out a few beers to share with his bandmates. Okay, maybe that's not entirely practical (well-shaken beer, anyone??), but it would be memorable!
 
geddyfan said:
as much fun as a 151566 a 15/6 prolly will get the nod. If I need extra headroom I'll build another.

Well speaking as someone that has both the 66 and the 15/6/1 I would say that the 15/6/1 is more then enough for most everything I do but I sure do love having the single big cab for my big stuff and even the not do big stuff it is not a problem seeing as last time I checked most amps have a volume knob :p but yes the 66 is a beast and it is quit the experience standing in front of it when you start hitting them low notes!! That being said i have played around with drop tuning my bass down to a low F# just for sh*ts and giggles and the 15/6/1 with 700 watts handles it with authority and stays clean!! As far as running a wide tube head on top the tube15/6 would be a great cab as well the 66 is not that much narrower do that would work great too!! Just like others before me have said modifying a fEARfuls specs to other then what GB has in the plans will void it from being a fEARful and put in the category of a nEARful!! Best luck mate on your builds trust me you will not regret whatever cab you decide to build they are all GAS killers:D
 
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Adding a couple of inches and a few pounds to the 15/6, from what I've seen of other DIY builds won't make any noticeable difference in the tone/volume handling. If the extra weight doesn't make a difference to the OP, why not?
Because it's still going to have to be redesigned internally, bro. Someone just adding a couple inches to the original plan would have to come up with extra and different bracing. And if they're just following plans and really aren't familiar with cab design, they'll either not brace it enough and it won't sound as good as it should, or they'll overbrace and make the cab weigh more than it needs to weigh. Greenboy put a lot of thought into all that and made it as efficiently built as it needs to be without anything it didn't need.
 
Because it's still going to have to be redesigned internally, bro. Someone just adding a couple inches to the original plan would have to come up with extra and different bracing. And if they're just following plans and really aren't familiar with cab design, they'll either not brace it enough and it won't sound as good as it should, or they'll overbrace and make the cab weigh more than it needs to weigh. Greenboy put a lot of thought into all that and made it as efficiently built as it needs to be without anything it didn't need.

Hi Jimmy,
What I was thinking about was adding an inch on each side of a standard built fEARful. Nothing internal needs to be changed.

Btw, if you haven't read through JohnK_10s recent DIY build, it might be something you want to check out and may change your mind about a few things regarding DIY cabs in general. Here's my take on the topic of DIY builds.
 
Hi Jimmy,
What I was thinking about was adding an inch on each side of a standard built fEARful. Nothing internal needs to be changed.

i don't find anything wrong with doing that, but if you're going to use one of greenboy's designs as a guide, i'd just try to make the end result have the same internal volume by either barely reducing the cab's depth or it's height to compensate for the wider dimension and maintain the same tuning.
 
i don't find anything wrong with doing that, but if you're going to use one of greenboy's designs as a guide, i'd just try to make the end result have the same internal volume by either barely reducing the cab's depth or it's height to compensate for the wider dimension and maintain the same tuning.

I'm thinking just build a real true-to-spec fEARful.....with a false side/comparment on it to make up the width.
 
Well maybe I'm making more out of it than what's involved to modify it, then. It all seems so intricate and easy to screw up to me ;)

So John, that thread about your cab was one I missed during my...well, you know. Looking hot, bro.
 
I'm thinking just build a real true-to-spec fEARful.....with a false side/comparment on it to make up the width.

+1 One does not want to start messing around with the changing up the size of the cab esp when it comes to the inside!! The fEARful are a fEARful for a reason GB put alot of time and work into designing them and to start changing them up is rendering all his hard work and engineering for nothing!! False side might work great but in the end you are adding a hell of a lot of extra wood and weight just for the sake of not having a head with an inch hang over on the sides. Like i said before build the 15/6 tube and if you need more just build another and stack them!! Have not seen a 15/6 tube stack yet think it would look pretty cool!!:)
 
+1 One does not want to start messing around with the changing up the size of the cab esp when it comes to the inside!! The fEARful are a fEARful for a reason GB put alot of time and work into designing them and to start changing them up is rendering all his hard work and engineering for nothing!! False side might work great but in the end you are adding a hell of a lot of extra wood and weight just for the sake of not having a head with an inch hang over on the sides. Like i said before build the 15/6 tube and if you need more just build another and stack them!! Have not seen a 15/6 tube stack yet think it would look pretty cool!!:)

No...you're adding a little bit of extra wood/weight in exchange for having a beer cooler. No compromise IMO. The beer cooler would be there anyway...this is just a "one trip in-one trip out" solution instead of separates.

















:D purposely left out for effect.