DIY Earbuds
Aug 25, 2020 at 7:37 AM Post #2,131 of 4,721
The 64 Ohm titanium with blue dot, is it this one: https://www.aliexpress.com/item/4000193238068.html?spm=2114.12010612.8148356.16.2e9518cf0NRKGk
P.S. Did you see what I did there, I repeated a couple of times "64 Ohm titanium with blue dot" that way I hope we can search for impressions scattered in this thread easier hahaha.
I have the 32 Ohm titanium with purple (more like lavender/pinkish) dot in local market, like the photo below. It is also available in plastic cover. Another one is the 64 Ohm titanium with red dot and light blue blob, I wonder if you guys have any experience with these?

Nice idea to keyword the posts! :)
I'm not familar with the drivers on the pic, they look similar to emx500 by the layout so maybe these are older models. But still quite interesting, I haven't seen these aliexpress.

Yes that's the 64ohm blue titanium I spoke about, but you can get it for 1/3rd of the price at nsc store. I like it, very deep smooth darkish sound, ideal upgrade from vido, rosemary etc. Needs good power and brighter dac though, I enjoy it with my es9018k2m but it can sound too soft dull with darker/generic sources. A bit fragile based on the feedback, I also had a semi-faulty one in the first order (but nsc sent me a replacement for free)
https://www.aliexpress.com/item/4000220039317.html

I wrote about these titanium 32ohms:
purple dot 15.4mm titanium 32ohm
https://www.aliexpress.com/item/4000741710087.html

cheap jietu "three frequency"
https://www.aliexpress.com/item/4001296003822.html

and here's a more expensive new model, the 68ohm vocal
https://www.aliexpress.com/item/1005001290893953.htm

It's not that strong like RY glue :) But for one pair of metallic shells, I had to use heat to separate the driver. :) Use it on few spots only.
This glue is mostly used when repairing mobile phones so, in my opinion, it is a great solution, and I don't believe that anything is much different from 8000.
It creates an elastic bond and the remains can be easily removed from the surface
Thanks I'll buy one probably. The problem with a few spot only is that many of these shells have a large gap, so if I only glue it partially than it will be unstable and with lot of uncontrollable venting :/ Not sure what to do with these honestly.
I have 10 pairs of this type of shell that have the same problem but the lip is set on all sides not just left and right. I couldn't attach MX500 cover
I also had a ry4c shell which I salvaged, it's hard to put on a cover but it's doable. Maybe you can also sand down the lips. Venting is pretty lackluster with those shells also, need to drill more vents and the inner layout is weird.
Apparently I can't find beryllium 130ohm speaker anywhere anymore, they were available until yesterday, I asked nsc if they will restock but communication with them is pretty weird and unreliable.
Do you know any other good driver around the 15$ mark or I should just wait, maybe even for the 150ohm red film?
Probably I'll just go ahead and place my order for the cheaper driver for now, but I wanted to save shipping costs.
Interesting, the 130ohm did disappear from everywhere except for the greedy stores with double price. There are a lot speakers in the 5-20usd range that you can try but I personally don't have experience with them. Some notable ones are the N52 300ohm, the 400ohm graphene, a couple of 14.8mm ones, and for cheaper there are the titaniums (same layout as 19-21)
 
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Aug 25, 2020 at 8:44 AM Post #2,133 of 4,721
Thanks I'll buy one probably. The problem with a few spot only is that many of these shells have a large gap, so if I only glue it partially than it will be unstable and with lot of uncontrollable venting :/ Not sure what to do with these honestly.
In that case you can glue it all around but for MX500 only on the one or two side (for sleeping buds or gift buds) :beerchug:
 
Aug 25, 2020 at 9:47 AM Post #2,134 of 4,721
Apparently I can't find beryllium 130ohm speaker anywhere anymore, they were available until yesterday, I asked nsc if they will restock but communication with them is pretty weird and unreliable.
Do you know any other good driver around the 15$ mark or I should just wait, maybe even for the 150ohm red film?
Probably I'll just go ahead and place my order for the cheaper driver for now, but I wanted to save shipping costs.

Anyone has tried these drivers?

€ 12,13 30%OFF | 15.4MM 64 Ohm Composited Titanium Headphone Drivers Flat Headphone DIY for MX500 Speaker Unit 120dB/W
https://a.aliexpress.com/_BTFgGq
Yes, they are very very good, almost as good as the 130ohm, a bit less sub bass and a tiny bit less detailed
 
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Aug 25, 2020 at 10:23 AM Post #2,135 of 4,721
Yes, they are very very good, almost as good as the 130ohm, a bit less sub bass and a tiny bit less detailed
Oh I completely forgot about this driver, I didn't remember any reviews about it. And it's also available in steel mesh cover. Looks like from the same family as n50,n52 32ohm drivers. Could you compare it to other sub 15usd drivers that you have? Your comment made me curious about these. I'm torn between buying one 10-12usd driver that is new to me (like this, or n52 300ohm etc), or a set of 5 cheaper ones for the same amount, weird situation I know .
 
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Aug 25, 2020 at 10:47 AM Post #2,136 of 4,721
Oh I completely forgot about this driver, I didn't remember any reviews about it. And it's also available in steel mesh cover. Looks like from the same family as n50,n52 32ohm drivers. Could you compare it to other sub 15usd drivers that you have? Your comment made me curious about these. I'm torn between buying one 10-12usd driver that is new to me (like this, or n52 300ohm etc), or a set of 5 cheaper ones for the same amount, weird situation I know .
Not weird at all! I’m also in the same situation, wanted to check out the N52 300 Ohm. Hoping to hear more from @Themilkman46290
Thanks guys!
 
Aug 25, 2020 at 10:49 AM Post #2,137 of 4,721
@robar is this the 300 ohm one you're talking about?
https://a.aliexpress.com/_B18hIa

I also found this 150ohm one that seems pretty interesting and seems different from the ones in other stores, if I'm not mistakes because I'm making a bit of confusion between all the drivers, sometimes not realising that two items in different shops are actually the same! 😁

https://a.aliexpress.com/_BUxzHC
 
Aug 25, 2020 at 11:18 AM Post #2,138 of 4,721
@robar is this the 300 ohm one you're talking about?
https://a.aliexpress.com/_B18hIa

I also found this 150ohm one that seems pretty interesting and seems different from the ones in other stores, if I'm not mistakes because I'm making a bit of confusion between all the drivers, sometimes not realising that two items in different shops are actually the same! 😁

https://a.aliexpress.com/_BUxzHC
To be honest I don't know, cklewis store always put the wrong pictures in the gallery lol. If you ask for a picture via message and compare the stats with another store listing than maybe you can figure it out. By the way I seen the white 300ohm n52 in other stores as well, selling for a bit more than the black, I have no idea why. The cheapest place I could find is ghxamp store, they sell the 300ohm for 10usd and they have a 1usd coupon as well.
https://www.aliexpress.com/item/4001103895371.html


The blue 150ohm is a driver that I may or may not know, because I have a Faaeal Rosemary and the driver in it looks the same, but I can't tell for sure it's that driver. It certainly should be a good driver, but I'm not sure if it's worth 2.5x price compared to the cheap 32ohm ones, but if you try it let us know!. My Rosemary is hard to drive, and the sound is worse than my 19-21 or 64ohm titanium builds. But again, it's not sure that rosemary has exactly the same driver. I was thinking about trying that, but I'm more comfortable with buying 2 pairs of cheap new low impedance drivers than an older model that may be similar or inferior quality plus hard to drive. There is also a white glue "vocal" version which is supposed to be midcentric, maybe that is something that you confuse it with. This is why I'm hesitant to try the 300ohm as well, it looks like a higher impedance version of this 150ohm, so I'm not sure if it would be an upgrade over the cheap ones, and I don't want to pay 3x price for a sidegrade :D I guess someone has to try and compare..
 
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Aug 25, 2020 at 12:03 PM Post #2,139 of 4,721
To be honest I don't know, cklewis store always put the wrong pictures in the gallery lol. If you ask for a picture via message and compare the stats with another store listing than maybe you can figure it out. By the way I seen the white 300ohm n52 in other stores as well, selling for a bit more than the black, I have no idea why. The cheapest place I could find is ghxamp store, they sell the 300ohm for 10usd and they have a 1usd coupon as well.
https://www.aliexpress.com/item/4001103895371.html


The blue 150ohm is a driver that I may or may not know, because I have a Faaeal Rosemary and the driver in it looks the same, but I can't tell for sure it's that driver. It certainly should be a good driver, but I'm not sure if it's worth 2.5x price compared to the cheap 32ohm ones, but if you try it let us know!. My Rosemary is hard to drive, and the sound is worse than my 19-21 or 64ohm titanium builds. But again, it's not sure that rosemary has exactly the same driver. I was thinking about trying that, but I'm more comfortable with buying 2 pairs of cheap new low impedance drivers than an older model that may be similar or inferior quality plus hard to drive. There is also a white glue "vocal" version which is supposed to be midcentric, maybe that is something that you confuse it with. This is why I'm hesitant to try the 300ohm as well, it looks like a higher impedance version of this 150ohm, so I'm not sure if it would be an upgrade over the cheap ones, and I don't want to pay 3x price for a sidegrade :D I guess someone has to try and compare..

I have not tried the n52 300ohm because I was told by people on this thread that it wasn't worth it, I think I will get it after a month or 2.

I have asked sellers, why the black is cheaper then the white, I was told the black is using 12 u diaphragm while the white uses 9 u diaphragms
So in theory it should have better control

But I was told that the 150ohm and 300ohm are not good.
 
Aug 25, 2020 at 12:19 PM Post #2,140 of 4,721
I have not tried the n52 300ohm because I was told by people on this thread that it wasn't worth it, I think I will get it after a month or 2.

I have asked sellers, why the black is cheaper then the white, I was told the black is using 12 u diaphragm while the white uses 9 u diaphragms
So in theory it should have better control

But I was told that the 150ohm and 300ohm are not good.
Thanks for the insights, then I'll skip those, makes my life easier lol. :) I wishlisted the 64ohm composite, the 400ohm graphene and the 68ohm vocal 15.4mm speakers from the 10-20usd range. (also the openheart buds that could make a nice starting point for mmcx builds)

I'll probably just try some cheap stuff, because I also want to make a couple of gifts. 5 pairs of various 19-21 speakers are sold for 12usd, maybe I try the balanced steel mesh version, or the cheap titanium at jietu. I made coupons for myself with the coupon pals game, you should do the same :D Use two fingers to reach the highest bar lol
 
Aug 25, 2020 at 12:38 PM Post #2,141 of 4,721
OK I almost set my mind up to buy the titanium composite after what you told me about the 150 and 300 ohm driver, the blue dot titanium seems nice but not for my tastes, so the choice it's easier.
I'm just going to ask you another few opinions out of curiosity, I've seen a couple drivers that I don't think I've even seen mentioned here, so I was wondering if they're new and untested or simply bad.
One is the pink diaphragm driver on chitty https://a.aliexpress.com/_BPEPI2

And the other is this... How to call it? Blue dot azure film transparent silicon?
It caught my eye because of the more amount of markings on the diaphragm
https://a.aliexpress.com/_B05CzG
 
Aug 25, 2020 at 2:12 PM Post #2,142 of 4,721
OK I almost set my mind up to buy the titanium composite after what you told me about the 150 and 300 ohm driver, the blue dot titanium seems nice but not for my tastes, so the choice it's easier.
I'm just going to ask you another few opinions out of curiosity, I've seen a couple drivers that I don't think I've even seen mentioned here, so I was wondering if they're new and untested or simply bad.
One is the pink diaphragm driver on chitty https://a.aliexpress.com/_BPEPI2

And the other is this... How to call it? Blue dot azure film transparent silicon?
It caught my eye because of the more amount of markings on the diaphragm
https://a.aliexpress.com/_B05CzG
I'm not familiar with them. Chitty sells a lot of obscure and discontinued drivers, sometimes salvaged from earbuds, also the store is quite a bit overpriced. Maybe others can help, I'm hesitant to recommend trying anything random from there.
 
Aug 25, 2020 at 9:12 PM Post #2,143 of 4,721
Yes, they are very very good, almost as good as the 130ohm, a bit less sub bass and a tiny bit less detailed
Do you think this is the same driver?
Similarities:
- 64 Ohm
- White blob
- Red dot
- Foam covering the holes
- Similar PCB traces
- Same pattern on the face, which is slightly different than the pattern on the 19-21 driver, for example.
These are salvaged from VE Monk+ :ksc75smile:
 

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Aug 25, 2020 at 9:24 PM Post #2,144 of 4,721
Do you think this is the same driver?
Similarities:
- 64 Ohm
- White blob
- Red dot
- Foam covering the holes
- Similar PCB traces
- Same pattern on the face, which is slightly different than the pattern on the 19-21 driver, for example.
These are salvaged from VE Monk+ :ksc75smile:
There is also a cheap 64ohm which is considered to be not so good which looks the same, about 4usd sold in many stores check it out. I guess if the monk had that titanium driver than it would cost much more and would be advertised like crazy that its titanium :D

@Themilkman46290 did you compare the 32ohm n52 with the ti composite by the way? They do look related, I wonder how similar they are
 
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Aug 25, 2020 at 9:31 PM Post #2,145 of 4,721
Thanks for the insights, then I'll skip those, makes my life easier lol. :) I wishlisted the 64ohm composite, the 400ohm graphene and the 68ohm vocal 15.4mm speakers from the 10-20usd range. (also the openheart buds that could make a nice starting point for mmcx builds)

I'll probably just try some cheap stuff, because I also want to make a couple of gifts. 5 pairs of various 19-21 speakers are sold for 12usd, maybe I try the balanced steel mesh version, or the cheap titanium at jietu. I made coupons for myself with the coupon pals game, you should do the same :D Use two fingers to reach the highest bar lol

Cheap drivers make great giftbuds! :ksc75smile:
I’ve made two of these and gifted them to friends. So far, I’ve found that the top of the list for most people are “bass” and “mic” hehehe..

FAA6F82A-30E4-4E8F-A9D5-C2C7E5983184.jpeg238710B9-A3F5-465C-A348-FC757AB3EACC.jpeg
 

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