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  #1  
Old 02-16-2009, 03:52 PM
breakaleg breakaleg is offline
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Default EB2-D WIRING PUP MODS

hi,
i bought an EB2_D project. i just got the original mudbucker(was thinking of going for a dimarzio) and found a cheap aftermarket bridge PUP that i'm having rewound.
i read on an other post about how to get the true sound of the neck PUP by performing a triple choke bypass (normal/choke/bypass): http://bassoutpost.com/index.php?topic=287.0
inside the body i can see a ground wire that's attached to the bridge post and two other wires that seem to come from underneath the plastic cover. are they supposed to be connected to the choke switch?
i can choose to bypass the choke altogether (no baritone or mudbucker) and only use one PUP sound (like an eb-0 they say or in my case an eb-3) . super knowledgable forum member eb2 suggested i use the switch as a standby switch. that a great idea.
what other mods can i perform?
thanks
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  #2  
Old 02-17-2009, 12:07 AM
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jules jules is offline
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Default Re: EB2-D WIRING PUP MODS

You could try this one that Joe (Chromium) posted a while back - i'm soon to roll my sleeves up and expand this to both pickups of my (newly) white EB3L...

Yeah the other wires will be from the choke.

Let us know what you do - sound clips would be great aswell.

How are you getting the bridge pup wired? To any specific specifications?
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Old 02-17-2009, 11:04 AM
breakaleg breakaleg is offline
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Default Re: EB2-D WIRING PUP MODS

Thanks,
that sounds pretty good. i could do that, yeah: 3 way toggle switch : stock/parralel/single coil. i don't know what rewiring the choke would do to me. i don't plan to use the baritone/strangled sound. if i need it, i could just play with bridge PUP on, would kinda sound similar, no? The aftermarket replacement bridge PUP (all parts) is so poorly made, have to rewound it. no specific specs. still is cheaper that to get an orignal PUP which, from what i read here and there, were apparently pretty bad too.
i got that eb2-d as a project. i played with an eb2 once. just loved it. but this time my band mates will for sure want to hear my bass lines and not only just feel them, ;). that's why i'm looking for mods. in the meantime i want to keep that gibson "girth". otherwise i might as well keep playing with a pbass.
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Old 02-17-2009, 09:13 PM
eb2 eb2 is offline
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Default Re: EB2-D WIRING PUP MODS

I would suggest getting the Donald Brosnac book Guitar Electronics, either buying it or take it out of the library. It is a fairly quick read, although some of the concepts can require a bit of stewing on. I think the best part of it is that it has easy to read wiring diagrams for dummies like me - not schematics. A few days pouring over that and you will have a better idea of the potential, and what you are comfortable with. One you have the basics down of how pots work and are wired, and what you can and can't do via mini-toggles, you will see that what you can do with that bass is endless. Although I think your idea of possibly using just the mini-pup is not going to be very nice sounding at all.

If it were mine - and I have an EB3 that I am going to hot rod so same kind of thing - I would leave the choke where it is, and just forget about it. I like the stand-by switch, and find it somewhat useful on an EB2. I would hook up the toggle as a main toggle. I would run the Model One in back with a series parallel push-pull pot on the vol. Up front I would put in a hot minibucker with a series parallel push-pull pot on the vol. That is variety enough, although you could run push pull pots on either or both tone pots and have even more wildness going on, like a black ice, which I probably will throw in mine.

All of that is passive electronics. If you were toying with active tone circuits, again the bass is almost made for them with some nice holes and a big open body to shove things in - all without doing any damage to the wood and tucked away all stealth-like.

Admittedly the mods I mention bypass the idea of the 3 way choke mod. Which I like as well. But , that is my idea of fun. Yours may be much different.
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Old 02-18-2009, 07:47 AM
chromium chromium is offline
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Default Re: EB2-D WIRING PUP MODS

Another mod I thought would be fun is to use a pot instead of a switch to engage the choke (ala the Howard Roberts guitar). I figure that way you could dial in just a little of the baritone sound without having to toggle between extremes.

I second the Brosnac book. My copy is old, and I figured it might be out of print or might have been updated over the years, but I see it available on Amazon. Glancing at the reviews, I'm guessing its still the same content:

"Nice repository of schematics for old, now rare guitars...not just the usual str@ts (sic) and less pauls (sic) that everyone seems to have settled on. If you somehow have an old Gibson SG-1 or a Les Paul Recording model, you'll be able to decipher the mess of wiring inside"

:mrgreen:
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  #6  
Old 02-18-2009, 11:35 AM
breakaleg breakaleg is offline
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Default Re: EB2-D WIRING PUP MODS

thanks guys,
it's a bit up above my head but i'll check the bronsac book.
i like eb2 model one set-up but i just got the original neck PUP so i'll go with chrominium's stock/parallel/single coil mods first.
the goal is to have an eb2 that's cuts through like a pbass does and not just carpet bombs infra bass frequencies on stage, which i truly love actually ;) but my bands demands a little more precision.
i'll keep you posted,
this forum is really a gift for all gibson bass fanatics!
kudos to all of you,
dom
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