DIY Earbuds
Jan 11, 2021 at 3:25 AM Post #2,791 of 4,725
Jan 11, 2021 at 3:46 AM Post #2,793 of 4,725
Just finished the 130ohm Be build. Finished it instantly once the drivers came because I was that excited, also because already prepared the cable and the shell.
IMG_20210111_152040.jpg
So I started my tuning (with/without the tuning foam, cotton on the drivers still on) and I think I prefer it without one. Piling up the tuning foam* on the already-placed cotton horseshoe made it somehow treble-hot.
The bass on the "tuning foam-less" configuration sold me and I glued the drivers in place with that configuration. The listening experience felt like a headphone rather than an earbud. Bery amazing drivers.
IMG_20210111_162213.jpg
 
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Jan 11, 2021 at 3:54 AM Post #2,795 of 4,725
Great choice. You will enjoy. Also, with Q3 you don't need to worry at all when it comes to earphones.
I will suggest to go with a balanced cable
 
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Jan 11, 2021 at 4:03 AM Post #2,796 of 4,725
Just finished the 130ohm Be build. Finished it instantly once the drivers came because I was that excited, also because already prepared the cable and the shell.
IMG_20210111_152040.jpg
So I started my tuning (with/without the tuning foam, cotton on the drivers still on) and I think I prefer it without one. Piling up the tuning foam* on the already-placed cotton horseshoe made it somehow treble-hot.
The bass on the "tuning foam-less" configuration sold me and I glued the drivers in place with that configuration. The listening experience felt like a headphone rather than an earbud. Bery amazing drivers.
IMG_20210111_162213.jpg
Nice job, looks great. Why glue? MX500 shells holds driver very well
 
Jan 11, 2021 at 4:08 AM Post #2,797 of 4,725
Nice job, looks great. Why glue? MX500 shells holds driver very well
Probably has to do with my shells being out of spec, or the faceplate. It happens sometimes. Also happens alot on these kinds of drivers with the cotton already attached (in my experience), it doesn't have some form of support on the back to prevent it from turning around. So yeah, glue needed. Only applied on the shell's lips around the back if some unfortunate accident on the drivers or cables occur.
 
Jan 11, 2021 at 5:02 AM Post #2,798 of 4,725
Witch one you chose between 64 ohm and 400 ohm ?
The 64ohm are easier to tune then the 400, but distorts a bit at higher volume.
The 400ohm harder to tune, but have better control, better mids and highs, I bought 2 pairs of 400ohm, 2 pairs of 130ohms the rest I've only bought 1 pair of each (600,500,68,64ohm)
So that's how much those two drivers impressed

But I also have a collection of tuning papers, foams in a variety of thicknesses and various screens and meshes

So it may depend on how much time your willing to spend tuning.
 
Jan 11, 2021 at 8:17 AM Post #2,800 of 4,725
The 64ohm are easier to tune then the 400, but distorts a bit at higher volume.
The 400ohm harder to tune, but have better control, better mids and highs, I bought 2 pairs of 400ohm, 2 pairs of 130ohms the rest I've only bought 1 pair of each (600,500,68,64ohm)
So that's how much those two drivers impressed

But I also have a collection of tuning papers, foams in a variety of thicknesses and various screens and meshes

So it may depend on how much time your willing to spend tuning.
You have final version of 400 ohm tuning ?
 
Jan 11, 2021 at 9:05 AM Post #2,801 of 4,725
You have final version of 400 ohm tuning ?
I posted one of my favorite tunings for this driver a few pages back, in a wooden housing

I did get a slightly better sounding result on the second attempt but glue it shut without writing it down.... To scared to open it, dont want to crack the shell

But sound is really subjective, I would experiment until you find your ideal sound, lately I have decided to stick with mx500 shells, using ports, tubing and filters to tune
 
Jan 11, 2021 at 1:14 PM Post #2,803 of 4,725
Do I have a chance to make the 32 ohm N52 driver brighter?
How much brighter?
Do you have tuning foams?

So there are many ways to tune drivers, some easier then others, let's start with that

Stuff the shells with loose cotton.
Use thicker cotton tuning paper, they come in several thickness, from y2 to y6 (y2 being bassier and y6 binging out the upper highs, sub bass) they basically push mids back in most cases, they go directly on the driver, don't work on the shell (too thin)
Screenshot_20210111_203047_com.alibaba.aliexpresshd.jpgScreenshot_20210111_203045_com.alibaba.aliexpresshd.jpg

Then there are foams some are meant for the shell but can be used on the driver (it leaves a few holes open on the driver for a bit more bass) some use this on the shell with nothing else on the driverScreenshot_20210111_202721_com.alibaba.aliexpresshd.jpg

Some are made specifically for the driver yolk, they cover all holes, they mainly bring down peaks but can make other drivers peaky, doesn't push the mids back as bad as thick white cotton but don't give as much bass as thin papers, they can be cut and placed on shells, come in couple densitiesScreenshot_20210111_202104_com.alibaba.aliexpresshd.jpgScreenshot_20210111_202634_com.alibaba.aliexpresshd.jpg

Lately there has popped up a new, uncut ring foam, a foam like this would close the bass hole and reduce bass drastically. Screenshot_20210111_201804_com.alibaba.aliexpresshd.jpg
Screenshot_20210111_205444_com.alibaba.aliexpresshd.jpg

I haven't tried those, but as soon as they sell for a reasonable price (not 20 something dollars) I will order

BUT I have simply cut any foam to go over the bass port, carefully remove a bit of glue from a small section (not to stick&rip the voice coil) then used papers on other holes
 
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Jan 11, 2021 at 2:41 PM Post #2,804 of 4,725
How much brighter?
Do you have tuning foams?

So there are many ways to tune drivers, some easier then others, let's start with that

Stuff the shells with loose cotton.
Use thicker cotton tuning paper, they come in several thickness, from y2 to y6 (y2 being bassier and y6 binging out the upper highs, sub bass) they basically push mids back in most cases, they go directly on the driver, don't work on the shell (too thin)


Then there are foams some are meant for the shell but can be used on the driver (it leaves a few holes open on the driver for a bit more bass) some use this on the shell with nothing else on the driver

Some are made specifically for the driver yolk, they cover all holes, they mainly bring down peaks but can make other drivers peaky, doesn't push the mids back as bad as thick white cotton but don't give as much bass as thin papers, they can be cut and placed on shells, come in couple densities

Lately there has popped up a new, uncut ring foam, a foam like this would close the bass hole and reduce bass drastically.
I haven't tried those, but as soon as they sell for a reasonable price (not 20 something dollars) I will order

BUT I have simply cut any foam to go over the bass port, carefully remove a bit of glue from a small section (not to stick&rip the voice coil) then used papers on other holes
Wow !!! I must buy some tuning foam and paper. I have only stock foam. Thank you very much!
 

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Jan 11, 2021 at 3:21 PM Post #2,805 of 4,725
Wow !!! I must buy some tuning foam and paper. I have only stock foam. Thank you very much!
While you wate for shipping, you can true cutting thin felt or cotton fiber in thin strips
 

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