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Low-cost DIY practice/coffeehouse tweeterless 110 [long]

Mounted the Speakon to the dish. Not as easy as it looks. I only have access to metric-sized hardware. The holes in the Speakon and plate are 3mm in size (don't know what that is in inches). However the smallest bolts/nuts I could find locally were 4mm. Out came the 4mm drill bit and I carefully enlarged the holes in both the Speakons and the dish.

P1030857Large-1.jpg

Have you double checked that a cable mount Speakon connector mates correctly? I've observed problems in one of my DIY builds with bolt heads that are not flush mounted to the panel connector, but luckily in my case a 2-pole cable mount Speakon still does mate OK. A 4-pole one will not though.

Cool project. Looks like I picked a bad time to swear off DIY cab builds! :crying:
 
Hey guys, thanks for the "heads" up. :D I'll check again before I mount the dish, but the Neutrik connector itself is sitting flush on/in the plate. As you know, the mounting holes on the Neutrik are dished for pan-head screws. The bolts I used are pan head and are sitting correctly from what I can tell, in the holes. The heads on these bolts/screws are a little big, but they do appear to be sitting correctly. Also, you can see I smeared silicone over the bolts. I don't think there's any air little air gaps but the silicone should catch any little that might get through. Thanks again for the warning.

Mike
 
Oh wait...I get it now. I hadn't had any coffee yet when I wrote my initial reply, Passinwind. You're asking if the Speakon on the speaker cable mates correctly with the Speakon on the cab due to the mounting screw heads. Got it now. Yes, it does. You can't tell from the angle of the picture but the screw heads actually sit about 1/16" below the outer "rim" of the jack. It mates perfectly. Thanks again for asking. Good looking out. :cool:
 
Yeah it kicks butt and it's not even broken in yet. Of course it's not going to kill your 4x10 or your 12/6 fEARful; but it WILL surprise you with the quantity and quality of sound it puts out. I wasn't prepared for what came out of the cab. Then again, the only other amp with a 10" speaker I"ve played through was a little no-name thing. One of those 15w things with an open cab back. Yeah. This is NOT one of those. I did not crank it up at all; not yet anyway. I want to give the driver a fair shot. Let it break in, get used to the cab and then I'll beat the snot out of it. I played through my normal rig which is powered by a QSC GX5 (500WPC @ 8 ohms). Just for reference. I plan on utilizing this little beast with my Shuttle 6.0...got the whole portability thing down with this rig!

On with the show. First off: I chose not put any padding in my cab. Mostly b/c I didn't have any on hand and can't buy any. It's just not readily available where I'm at for the next few months. Maybe in a few months when I'm back stateside I'll open it up and throw some in there for kicks. For now, I'm happy with the end result. It's not broken in yet. I'm going to play a 30Hz tone through it overnight. I played my rig through it at low to very moderate volume for about an hour. I must say...it's different sounding than my Avatar 212. Much more...articulate in the mids, and the lowest notes (on a 4-string) have a lovely "thunk" to them. Again, I haven't cranked it so i can't comment on cone breakup/power handling/fartout/etc. It sounds really good played loud enough that you have to really speak up for me to hear you. Odd thing: I didn't think I'd notice that the cab has no tweet. I keep the tweet in my Avatar padded back to about 1/3rd. You'll notice the tweet missing, but that's not necessarily a bad thing. Just an observation.

Enough yammering! Where's the pics, man? Here they be:

Mounted the handle. Drilled a 5mm hole thru the cab, the used 5mm bolts about 30mm long. There's a nut, lockwasher and big steel washer on each bolt. The big plain washer spreads the load over more surface area and helps ensure that the nut won't pull through the hole under tension. The rubber handle will snap before these bolts pull out of the cab.

Mounting assembly:

P1030876Large.jpg

P1030875Large.jpg


Handle (wow...it's a...handle):

P1030877Large.jpg


I mounted the jack plate/dish. I forgot to take pictures of the wire installed into the Speakon, so you can just imagine some 16ga PartsExpress speaker wire installed. I used the +1/-1 connection points, BTW. Here's the plate installed. I used 3/4" #6 coarse thread screws. You can see that the Speakon from the amp fits fine. It does not hit either of the Speakon jack mounting bolts. The screws sit about 1/16" of an inch below the outer rim of the connector. NO issues. I also didn't silicone the inside of the jack plate/dish like I had originally intended. I got distracted while working (I've got a whole tube of silicone cut open with a screw stuffed in the end...now what? :p) and I just forgot. Luckily there don't seem to be any air leaks. Can't feel any air pumping out or hear any weird whistling noises back there. I'm sure the carpet is acting as a lame gasket. Seems to be working though!

P1030888Large.jpg


Next I drilled holes for the t-nuts/bolts to hold the grill on. I put the woofer in the cab (didn't mount, just rested it in there) and sat the grill on top of it. I then determined where the grill mounting tabs would go, marked a hole and drilled. I started the holes with a 4mm bit and worked up in bit sizes until I could fit the t-nut in the bottom of the hole. The t-nuts that come with the grill mounting kit (see part number in my previous post) need an 8mm hole, BTW. Then I installed the t-nuts. Here's one of them.

P1030881Large.jpg


As I stated in my last post, these grill mounting tabs are made assuming your driver is flush-mounted. If you surface mount it, the tabs will be crooked b/c they have to "reach up" to hold the grill on. That looks bad, IMO and isn't a strong way to mount the only thing keeping your clumsy self from kicking a hole in your fancy $80 woofer. If you mount the tabs straight like you're supposed to, there's a big gap b/t the tab and the cab like this:

P1030879Large.jpg


How to take up the space? Easy. Use washers. I used 7, 1/4" hole washers on each mounting tab screw. Don't know the outer diameter. Here's what a mounting tab assembly looks like with the washers:

P1030882Large.jpg


You wind up with this:

P1030889Large.jpg


By the way: The driver is mounted with 1", #8 coarse thread screws. No pics of that. Imagine the woofer sitting in the hole in the cab. Now imagine some screws holding it in. You got it!

And here's the final product:

P1030883.jpg

P1030887Large.jpg


It's not a small cab, but it sounds impressive:

P1030891Large.jpg


On top of my rig. The big cab on the bottom is an Avatar 212, just for comparison's sake.

P1030890Large.jpg


So far I'm very happy with this little project. I want to wait until the driver is properly broken in and played in before really putting some wattage through it. I'll reserve my "deliriously happy" comment for when and if that happens. But so far we are on track for that level of satisfaction. :cool: The performance vs. price ratio/comparision is just ridiculous with this little guy. If you need a good sounding small and light (mine is 25.7 pounds on my bathroom scale, BTW) you need to build one of these. Even if you don't "need it" you should still build one just so you can say "Wow...what a nice little cab!" and of course, you can then be part of the yet Un-named You Have This Cab Club."

I'd be happy to answer any build-related questions anyone might have. I did this build in my kitchen and in my music room/office with hand tools. (Cordless drill, keyhole saw, pliers, screwdrivers, wire cutters, wire crimper, Dremel.) Nothing fancy is needed to join the club!
 
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Yeah it kicks butt and it's not even broken in yet. Of course it's not going to kill your 4x10 or your 12/6 fEARful; but it WILL surprise you with the quantity and quality of sound it puts out. I wasn't prepared for what came out of the cab. Then again, the only other amp with a 10" speaker I"ve played through was a little no-name thing. One of those 15w things with an open cab back. Yeah. This is NOT one of those. I did not crank it up at all; not yet anyway. I want to give the driver a fair shot. Let it break in, get used to the cab and then I'll beat the snot out of it. I played through my normal rig which is powered by a QSC GX5 (500WPC @ 8 ohms). Just for reference. I plan on utilizing this little beast with my Shuttle 6.0...got the whole portability thing down with this rig!

P1030890Large.jpg


I'd be happy to answer any build-related questions anyone might have. I did this build in my kitchen and in my music room/office with hand tools. (Cordless drill, keyhole saw, pliers, screwdrivers, wire cutters, wire crimper, Dremel.) Nothing fancy is needed to join the club!

Very cool! Makes me want to build two more 110's of the ones I already built just to have four 110's for modularity, being able to use 1, 2, 3, or all four for whatever gig I need them for. Imagine a VERTICAL 410 rig!

Very cool. Enjoy!
 
Looks good, mikeddd. Got my parts in yesterday; bought the wrong corners though (rounded). Will likely put mine together this weekend.
I've never built anything, so your pictures and MX21's will be a help for me. Thanks to both of you guys for taking the time to document your work, and thanks to Duke for the idea and information.
 
Get off the fence and build one! If you've been wanting a small, light cab that can still move a little air, this is it.
I'm hoping to record a little bit of my lousy bass skills, as presented through this little beastie this weekend. Played my SX Jazz through it last night. The cab has the meat of the "basic bass sound" well covered. Very solid upper bass, lower mids, mids, upper mids. A zingy-sounding, slapper's dream cab this is not. It also won't be replacing your dual-15", TL606 style cab in the sub-50Hz region. It did, however, get things in my room sympathetically vibrating and got a nice hum going in my chest while I played about 5 feet in front of it. Again, the woofer isn't broken in and it can only get better! I didn't get to play the 30Hz tone through it overnight...sorta forgot that the baby sleeps in the room next to my office. "WOOOOOOOMMMMM-THUMMMMMMM" is just not conducive to junior getting a good night's sleep. Whoops. :p So, break in will have to occur the old fashioned way; a thorough thrashing. :D
 
Oh, I'll be playing it tonight. Just last night by the time I finished building it, playing it a little while, posting the pics etc, it was too late to run tones through it. I'll do both tonight (tones+playing). So far, I'm really digging the midrange. It's got a solid "thwack" to it.
 
I played my (what are we calling this? PE110? fRightful 110? DIY-NROD? ThunderMidget?) at rehearsal last night. Getting it out of my little office made a big difference in the lows. I started out with a little extra bass dialed in, but ended up taking it back out because it was too much. Easily held its own against two electric guitars, drums (e-drums TBH) and 4 vocals. Sounded great and level. I don't see any need for extra response filters. I'm just keeping it cheap and simple.

Bad cell phone photos showing it next to an Avatar SB112 and in my amp stand with MB200 on top.
 

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I played my (what are we calling this? PE110? fRightful 110?

fRIGHTful is actually on some of those plans I've been sitting on. No foolin'.

I had two of these Basslite drivers in my old Carvin 210 box for awhile. Tried two DeltaliteII first. I like the S2010s better. I agree that the filter seems un-needed, but to me it's partly because a single driver cab of this type can use all the peaky stuff to help it get over better - cut though. Trying to make it into an Acme or a fEARful would just beg the question, Where's the lows?
 
Does it keep up with the Avatar 112?
I never liked the horn in that box over-much, but, other than that it was a decent, and loud, little box.

Hard to say without listening to them side by side. I used the MB200 on both, so I can compare the settings. I didn't need to change the gain setting when I plugged in the 110. With the Avatar I had the low mids pushed a bit, but with the 110 it's centered. High mids about the same, so probably midwise the 110 is keeping up just fine. I'd say there's fuller low end with the Avatar. For the Avatar I had bass set at about 10:00 (our stage is pretty boomy), but for the 110 it was set to 12:00. I'm still probably going through break-in so the low end may pick up some more yet. The 110 still was pretty impressive for the low end. Sitting on its stand, I was still feeling it vibrating the floor.
 
Got my parts in last night (2 boxes) so tomorrow morning is build time! Will report back, but based on the experience so far looks like I'm going to be more than pleased. Now if I can just figure out how to explain to my wife why I need another cabinet.....
 
As I stated in my last post, these grill mounting tabs are made assuming your driver is flush-mounted. If you surface mount it, the tabs will be crooked b/c they have to "reach up" to hold the grill on. That looks bad, IMO and isn't a strong way to mount the only thing keeping your clumsy self from kicking a hole in your fancy $80 woofer. If you mount the tabs straight like you're supposed to, there's a big gap b/t the tab and the cab like this:

P1030879Large.jpg

I don't know if those are the same grill-mounting bits I've used in the past but if they are sturdy they are fine for non-recessed woofers. No washer filler needed. The ones I've used anyway are meant to cantilever back so that the back area (behind the bolt farthest from the woofer and grill) is up against the baffle, applying force to the grill like a lever when the bolt is snugged down.

You can see the angle by the grill is meant to accommodate being tilted back. Mounting like this is secure; I've used it on some pretty scary subwoofers.
 
I understand that Duke made this project for every player... but if you wanted to take the best out from the Deltalite what tuning and cab dimensions would you use?
I'm working on a 2x8+tweeter but an 1x10" is always nice to have ;) and I'd like to read what you guys think. Could this cab be made any "better" building a bigger cab?
 

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