Different protractor , SME series iii ?

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xyzkum

  • Jr. Member
  • Posts: 4
Different protractor , SME series iii ?
« on: 7 Mar 2023, 01:53 pm »
Hi Gents,

Been a long long time since I had a TT setup.

I have a 3009 series iii arm, but don't know if it is an earlier or later version. The headshell of mine has more holes vs another iii and headshell I recently saw. Will this identify the earlier vs later version?

Also, I see that the earlier uses 60 mm vs the later which uses 66 mm and 121 mm setting protractor.

Enjoy the Music has one that is 70 mm and 127 mm. Is the mm very critical? I am mounting a cartridge on an STD turntable, sme series iii arm.

Cheers and thanks.

HAL

  • Industry Contributor
  • Posts: 5211
Re: Different protractor , SME series iii ?
« Reply #1 on: 7 Mar 2023, 05:48 pm »
The SME 3009 Series III is a low mass tone arm that is a different size than the earlier 3009 versions.  These are titanium arm tubes, so very light mass.  No parts exist for repairs from my research when I bought my used arm.

Wally Tools made a protractor for that specific arm for me and I believe they still make something compatible.

So check the original manual for correct size for the protractor you use.

AVnerdguy

Re: Different protractor , SME series iii ?
« Reply #2 on: 7 Mar 2023, 11:11 pm »
https://www.smetonearms.com/index.php?main_page=index&cPath=13&zenid=hj6g5lng6gp20pc6nv77ekolm2

SME parts from a firm in Canada. Excellent source of SME components as well as the protractor you're looking for

Letitroll98

  • Volunteer
  • Posts: 5618
  • Too loud is just right
Re: Different protractor , SME series iii ?
« Reply #3 on: 8 Mar 2023, 12:20 pm »
Here are two sites for free custom arc protractors.  I've only used the Conrad Hoffman site, which is excellent.  I recommend a test print on regular paper to check that your printer settings are correct 1:1 printing etc.  Then use high grade photo paper for the protractor that you'll actually use.  To make a perfectly aligned center punch use an exacto blade to make an X cut in the circle then push the wings out using the turntable spindle.  I'll never use a different protractor.

http://conradhoffman.com/chsw.htm
This is the general site where you can access all of Conrad's wonderful free stuff.  A few links down is the arc protractor link.


https://alignmentprotractor.com/arc-protractor-generator
I haven't used this one.