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  Why use a super accurate cartridge protractor
In discussions about cartridge setup, there are those who say that unless one has a cartridge setup protractor like the Mint, Wally Tractor, Dennesen, etc. one cannot expect to extract maximum performance from your rig. Then there are those that say that even the best alignment tool still only nets you a position that needs further tweaking by ear. In my case, I've used a Dennesen and a number of downloadable free protractors and have been able to get good results with the free downloads if I took my time to make those little .5mm shifts that make sound pop into best focus. Is the superiority of a Mint or a Wally Tractor because one doesn't have to make those final last tiny adjustments? Is it that the mirror surface is easier on the eyes?
Photon46  (System | Threads | Answers | This Thread)

08-14-11
  Responses (1-57 of 57)
Click title to read one, or click date to read all below it.

08-14-11   I believe that they are for those with younger eyes who wish ...   Stanwal

08-14-11   The advantage of the mint over a downloadable arc or two poi ...   Tobes

08-15-11   Lots of confusing and conflicting info with regards to align ...   Cocoabaroque

08-15-11   I have found that it is worth the effort....after all, you j ...   Stringreen

08-16-11   The mint-and uni tractor are the only kind which include the ...   Nandric

08-16-11   Sad to say i am a turntable setup slob. my most recent tt st ...   Elizabeth

08-16-11   I have a graham phantom arm, which comes with the cartridge ...   Thekong

08-17-11   To answer the original question: no reason at all. unless yo ...   Inna

08-17-11   Thekong, the distortions we are talking about are the opposi ...   Nandric

08-17-11   hi nandric, i agree with you that we should also worry abou ...   Thekong

08-17-11   Thanks to those who've replied so far, it's been interesting ...   Photon46

08-17-11   Dear thekong, dear nandric, we should in specific worry abou ...   Dertonarm

08-17-11   Hi dertonarm, if i understand correctly, the alignment you c ...   Thekong

08-17-11   Hi thekong, the null points will shift and the curve will be ...   Dertonarm

08-17-11   Dear thekong, the alignment i did choose actually minimizes ...   Dertonarm

08-18-11   hi photon46 don't get misled by vague statements which o ...   John_gordon

08-18-11   Hi nandric, you said for most alignments there are three ma ...   John_gordon

08-18-11   hi thekong dertonarm said he should have said ...the a ...   John_gordon

08-18-11   No offense intended, but the notion of "alignment by ea ...   Goatwuss

08-18-11   Apparently there is no need. well tempered tonearms do not ...   Fullnine

08-18-11   Goatwuss, i agree with proviso that 'idiotic' means somethin ...   Nandric

08-18-11   The reason you might do them by ear after you had them align ...   Stanwal

08-18-11   John gordon, thanks for your take on it all. perhaps vacuum ...   Photon46

08-20-11   I use the db protractor and find it easy to use and very acc ...   Mauidj

08-21-11   Mauidj, i think that you missed the 'point' by mint tractor. ...   Nandric

08-21-11   Hi photon allen wright of vacuum state was an australian. h ...   Downunder

08-21-11   Just my tuppence worth... i have only used the graham phanto ...   Moonglum

08-21-11   Moonglum, you're so right. learning to tighten down the cart ...   Photon46

08-21-11   The reason to get a mint is for its accuracy. i agree it is ...   Stringreen

08-21-11   Nandric...i think you missed my point ;-) i did say that the ...   Mauidj

08-21-11   Precision is mandatory. when we multiply a regular tonearm b ...   Syntax

08-21-11   I only know that with a mint and a usb microscope and a fozg ...   Fsonicsmith

08-21-11   Are we not taking it on faith that the great masters of cart ...   Cocoabaroque

08-21-11   I am not a mathematician but doesn't the geometry change sli ...   Inna

08-22-11   Dear cocoabaroque, when loefgren and baerwald calculated the ...   Dertonarm

08-22-11   cocoabaroque, you don't have to take anything on faith, i ...   John_gordon

08-22-11   moonglum, interesting to hear your take - i would imagine ...   John_gordon

08-22-11   Löfgren just used euclidean geometry - as does did everybody ...   Dertonarm

08-22-11   Dear john, when i stated in some thread that i am hardly abl ...   Nandric

08-22-11   Dear nikola, spindle diameter variations are usually between ...   Dertonarm

08-22-11   Dertonarm, as you say dt, thankfully we can stick to euclid ...   John_gordon

08-22-11   John_gordon, no so far there isn't a new formula. but then ...   Dertonarm

08-22-11   dear nikola, i find it harder to see (and hear) things as ...   John_gordon

08-22-11   Dear john, 'too old'? what a pity. i think you could be a ve ...   Nandric

08-22-11   Dertonarm i hope you have an enjoyable holiday, and, of cou ...   John_gordon

08-22-11: Moonglum
Hi John_Gordon -
Interesting you should mention offset angle. One of the strengths of the Phantom jig is angular alignment of the stylus/generator.
It's an old article I know, but it stuck in my mind because of it's relevance. Scroll down the link to "The Need For Precise Setup":-

www.positive-feedback

The author's results were very thought provoking....

Moonglum  (Threads | Answers | This Thread)


08-22-11   Protractors are great for aligning horizontal azimuth and ef ...   Dan_ed

08-22-11   A note - as i am not yet off the computer. a protractor with ...   Dertonarm

08-22-11   Hi dan_ed the mint protractor you refer to, does that mean ...   John_gordon

08-22-11   Hi john, yes, i understand that to be the precision of the ...   Dan_ed

08-22-11   I read the very interesting article about cartridge setup. ...   Tonywinsc

08-22-11   That's easy with a mirrored protractor like the mintlp. ther ...   Tobes

08-23-11   hi tonywinsc as tobes says, you would have to use a mirro ...   John_gordon

08-23-11   yes, i was forgetting that the sme has no adjustability to ...   Tobes

08-23-11   hi tobes, if you want to know more re sme geometry, see t ...   John_gordon

08-23-11   Thanks john, very informative explanation. one wonders why ...   Tobes

08-25-11   I wanted to find out just how parallel my stylus was to my t ...   Tonywinsc


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