I've got a JBJ BUT there is little sustain at high volumes and it feedbacks rather easily, too easily. I remember a thread awhile back suggesting that rewaxing the magnet would elimate this problem.
Do you guys suggest I dip the magnet in some candle wax to get rid of the feedback?
thanks,
Ang.
I've used wax paper around the magnets,or you could use a hairdryer and see if you can get the wax to remelt and run back into the voids?
All you need is some canning wax and a mason jar. Put the wax in a mason jar and put it in boiling water. Use a candy thermometer to get the wax to about 125 degrees. Submerge the pickup in the wax for about 3-5 minutes and jiggle the pickup until you don't see anymore air bubbles coming out. Take out and let it cool. Give it two or more short dips about half a minute a peice and that should take care of it. I sometimes like to wait until the wax is semi hardened and slushy and then give the pickup a real short dip so the coils have an extra thick coating of wax around them. Then just use some steel wool and a razor blade to remove the extra wax from the face and back.
I have done this dozens of times with no ill effects. I even do it with factory fresh pickups if they need it. You can also let the pickup sit in the wax and let it harden and then just carve out the pickup. I have done this with some real noisy old single coils and work like a charm.
Snowdog
Originally Posted by idsnowdogAll you need is some canning wax and a mason jar. Put the wax in a mason jar and put it in boiling water. Use a candy thermometer to get the wax to about 125 degrees. Submerge the pickup in the wax for about 3-5 minutes and jiggle the pickup until you don't see anymore air bubbles coming out. Take out and let it cool. Give it two or more short dips about half a minute a peice and that should take care of it. I sometimes like to wait until the wax is semi hardened and slushy and then give the pickup a real short dip so the coils have an extra thick coating of wax around them. Then just use some steel wool and a razor blade to remove the extra wax.
I have done this dozens of times with no ill effects. I even do it with factory fresh pickups if they need it. You can also let the pickup sit in the wax and let it harden and then just carve out the pickup. I have done this with some real noisy old single coils and work like a charm.
Snowdog
This methd sounds like an april fools joke, anyone?
Originally Posted by deftgalaThis methd sounds like an april fools joke, anyone?
No. but its better to use a double boiler. just dip the pickup for about 20min. and you're done.
Originally Posted by deftgalaThis methd sounds like an april fools joke, anyone?
I don't know where you got that idea... What were you expecting?
Use parafin cooking wax. They sell it in the baking section at all grocery stores.
These are all good ideas, it just that they sound funny to me... I don't know why. I guess I've been in an awkward mood all day. I don't mean to be offensive towards any of you ideas. It's just I've never waxed my pickups before.
One more thing,
Do I dump the whole pickup in the wax or just the magnet?
If you go to a repair/rewind shop they do exactly the method that I described. Dipping the magnet alone is near useless. The coils need to be rewaxed in order for the potting to be effective. You could use a double boiler but then you have more cleanup work. If you use a mason jar then you can just leave the wax in the jar and your ready for next time.
ISnowdog
Originally Posted by idsnowdogIf you go to a repair/rewind shop they do exactly the method that I described. Dipping the magnet alone is near useless. The coils need to be rewaxed in order for the potting to be effective. You could use a double boiler but then you have more cleanup work. If you use a mason jar then you can just leave the wax in the jar and your ready for next time.
I have also used clear nail polish at times on the coils themselves rather than repotting if the pickup is free of microphonics and I want to brighten its tone. You have to remove the cloth shield though. I use a half a dozen coats on the coil and then cover it with friction tape.
SnowdogSo for a Humbucker like a JB or CC, do you have to peel back the black cloth around the coil to pot? When I did a mag swap there was wax around the poles...should I unscrew the pole bobbins and take the pup a part (like when doing a mag swap) then dip the pup in to get the wax around everything?
Originally Posted by ShinobiSo for a Humbucker like a JB or CC, do you have to peel back the black cloth around the coil to pot? When I did a mag swap there was wax around the poles...should I unscrew the pole bobbins and take the pup a part (like when doing a mag swap) then dip the pup in to get the wax around everything?
Just put the whole thing in the wax, let it sit for a couple of minutes and jiggle it by its cord until no more bubbles come out.
If it's a new pickup and it's defective why not just return it for an exchange,either through your dealer or SD directly?
Never mind all that wax stuff. Just put some cloth tape on one or both sides of the magnet and call it a day. You might also have to put some tape on the spacers to keep the bobbins level with each other, plus that would also help with squeal.
All that said, chances are the pickup just needs another dip in the pot as others have suggested. Lack of wax on a magnet shouldn't cause a bunch of squeal by itself. Either dip it or return it for a replacement.
- Apr 08 Wed 2009 20:50
rewaxing the magnet in my JB pickup?
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