Home-Made IEMs
Feb 8, 2017 at 1:41 PM Post #5,943 of 15,982
  There's multiple 3d scanning apps for iphone. 

 
I had seen the scanning apps during my initial search, but dismissed them worrying about resolution.
 
Now that I have looked into 123D Catch more thoroughly, it appears I was mistaken to dismiss it so quickly. I will have to give it a try.
 
Thanks for pointing me back to it.
 
Update:
 
It looks like 123D Catch has been discontinued, but there are other free open-source options available that should work just as well
 
Feb 8, 2017 at 7:01 PM Post #5,945 of 15,982
Any of you guys ever scanned impressions with a non-dedicated ear impression scanner?If you did, how did they turned out? I scanned a couple of impressions with a 3d scanner from makerbot, called digitizer, and the resolution was quite good, never printed them out though, because they seemed a little bit larger than actual size.Any of you guys had this problem?I scanned them with the sanner's software, then edited them out in the earmould producer software from 3shape.
Did you tried any of the SLA printers from taobao or aliex?how dod they turned out?
Thanks!
 
Feb 9, 2017 at 5:22 AM Post #5,946 of 15,982
I am looking into sourcing dynamic drivers for an IEM project. Balanced armatures are readily available. Does anyone have a tip where to source hifi grade IEM sized (<15 mm) high quality dynamic drivers?  
 
Feb 9, 2017 at 7:42 AM Post #5,948 of 15,982
  I am looking into sourcing dynamic drivers for an IEM project. Balanced armatures are readily available. Does anyone have a tip where to source hifi grade IEM sized (<15 mm) high quality dynamic drivers?  

 
I took the Geek Verb earphones I had and tore them apart to get the drivers. They are around 10mm in diameter, and when they are implemented correctly they actually sound very good.
 
I added the Verb dynamic to the GK from my Westone W4R, and with some tuning it all sounds really good.
 
You might be able to get some Verbs used really cheap. I was able to get a few sets off of the Head-Fi for sale board.
 
Feb 10, 2017 at 1:18 PM Post #5,950 of 15,982
  Anyone know the values of the damper and resistor in the Knowles HE? 
 
Does an ED-29689 + CI-22955 with a 10 ohm resistor and 2 x 2.2uf capacitors sound alright?

Don't know about the Knowles HE. But Shilo posted a very similar configuration as the ED and CI you asked about 
http://www.head-fi.org/t/430688/home-made-iems/5130#post_12775776
 
Feb 11, 2017 at 5:04 AM Post #5,953 of 15,982
  Hello guys, the niec-fit agar reached my house this time, let's the tests begin! :)

Don't use a microwave to heat it.
Place it in a glass container an put in a pot whit boiling water until it melts, stir from time to time. don't overcook it. Melting temperature is 94C I think.
Let it cool down to 53C and pour over your impressions slowly. 
 
Feb 11, 2017 at 11:03 AM Post #5,955 of 15,982
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