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Wiring Troubles

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(@off-he-goes)
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Joined: 20 years ago
Posts: 1259
Topic starter  

I need some help rewiring my old Hagstrom project. I tried it before, but it didn't work. I'm going to pick up some new pots before I try again though.

It's a humbucker in the bridge, and a Humbucker sized P-90 in the neck. Two volume, and Two Tone Controls.

I've read alot on electronics, but I'm still a bit confused. I can't understand why it didn't work the first time.

Is it nessacary to ground everything to one central location, or can I use the back on two pots?

Has anyone done a similar setup that can helpt me out a bit?

Vacate is the word...Vengance has no place on me or her...Cannot find a comfort in this world.


   
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(@misanthrope)
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Joined: 18 years ago
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Is it nessacary to ground everything to one central location, or can I use the back on two pots?
Earthing to the back of two pots isn't good, but it shouldn't stop the signal. Grounding everything to a single point will be better noise-wise, but that's not your problem if you have no output at all.

I assume you double and triple-checked your wiring? Maybe you could post your wiring diagram?

...and as a side note - have you checked the pots with a meter? You might not have to replace them.

ChordsAndScales.co.uk - Guitar Chord/Scale Finder/Viewer


   
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(@artlutherie)
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You may have FRIED your pots when soldering them. I had to get all new parts when I did my Squier. after putting in the 5 way everthing worked great. and now I have a volume and Two tone pots for extra parts. total investment 12 dollars us not bad. It was however very frustrating trying to find out what was wrong. I now say when in doubt start over.

Chuck Norris invented Kentucky Fried Chicken's famous secret recipe, with eleven herbs and spices. But nobody ever mentions the twelfth ingredient: Fear!
ChuckNorrisFactsdotCom


   
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(@prndl)
Reputable Member
Joined: 18 years ago
Posts: 199
 

I can't understand why it didn't work the first time.
Welcome to the wonderful world of electrical engineering!!!

I found out the hard way that there are two different color schemes for humbucker pickups - Dimarzio and Seymour Duncan.

This site really helped me sort out a Samick Les Paul with replacement hubuckers and push-pull pots
that had been wired incorrectly (by another electrical engineer).
http://www.1728.com/guitar.htm

This site shows how to solder the ground correctly
http://www.guitarnuts.com/wiring/shielding/shield3.php

If you have a digital camera, consider posting a photo of your wiring.

1 watt of pure tube tone - the Living Room Amp!
http://www.naturdoctor.com/Chapters/Amps/LivingRoomAmp.html
Paper-in-oil caps rule!


   
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(@off-he-goes)
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Joined: 20 years ago
Posts: 1259
Topic starter  

Thanks. I'm going to try new pots, they're out of a '76 Hagstrom. I can't believe it never occured to me until recently to change them.

Vacate is the word...Vengance has no place on me or her...Cannot find a comfort in this world.


   
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(@ricochet)
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Joined: 21 years ago
Posts: 7833
 

You've really got to be careful soldering to pot bodies. Most pots nowadays have a plastic-based resistance element that'll melt. It works best to use a high-powered soldering gun if you must solder to the pot body, because it'll quickly fuse the solder to a spot on the body before the heat can spread through the pot and overheat the element as hapens if you use a marginally low-powered iron. Stay away from the periphery of the pot body, that's where the element is.

"A cheerful heart is good medicine."


   
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(@off-he-goes)
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Joined: 20 years ago
Posts: 1259
Topic starter  

You've really got to be careful soldering to pot bodies. Most pots nowadays have a plastic-based resistance element that'll melt. It works best to use a high-powered soldering gun if you must solder to the pot body, because it'll quickly fuse the solder to a spot on the body before the heat can spread through the pot and overheat the element as hapens if you use a marginally low-powered iron. Stay away from the periphery of the pot body, that's where the element is.

Then if that's the case, how am I supposed to solder all my grounds there?

I have another question. With regards to the output jack. It's a strat style, there are two lugs, ones sort of square and the other is round. How do you tell which one is which? Like the sleeve and the tip?

Vacate is the word...Vengance has no place on me or her...Cannot find a comfort in this world.


   
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