Vinyl Engine Baerwald Protractor

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Vinyl engine baerwald protractor.

Suitable for rega tonearms only mounted at exactly 222mm standard mounting distance. I drew my first arc protractors in 2000 or 2001 and on every arc i ve designed i always insist you respect the given mounting distance. Do not use an arc protractor unless it matches your mounting distance exactly. Ok you say i knew baerwald protractors loefgren protractors what is that stevenson protractor.

When aligned the cartridge will sit further forward in the headshell angled slightly inwards. Print on a3 sized paper. It may be useful too if your arms mounting distance. Free protractor to align your turntable cartridge.

Please note the alignment curve on an arc protractor is only suitable for the stated mounting distance. Now this simplicity has a price. Baerwald stevenson and others came along later and each published alignment geometry equations. The angle formed by the two lines is equal to 15 with a tonearm mounted at 222 mm that angle should be 14 22 with a tonearm mounted at 215mm that angle should be 14 7 both results come from the rega baerwald and technics baerwald arc protractors drawing.

Some of them are baerwald type one is loefgren and two are stevenson. Arc protractors allow super fast accurate cartridge alignment. An arc is designed for a given mounting distance and you re not supposed to use an arc protractor designed for a given mounting distance with another mounting distance. I did my best with the included protractor to align the cart properly but the technics doesn t quite use a baerwald alignment.

I ll assume here that the user is rotating the protractor during the first stage. Technics lofgren a baerwald protractor. Rega baerwald alignment protractor v 2. The rega baerwald protractor and the rega stevenson protractor are only of use with rega turntables equipped with rega tonearms.

I wound up with. Another protractor for the technics this time aligning to the lofgren a or baerwald alignment with iec standard null points of 66 and 120 9mm. Linn baerwald alignment protractor. Some of the protractors posted on the vinyl engine are specific some of them are generic.

In a paper stevenson wrote in 1966 pickup arm design wireless world may and june 1966 it s somewhere on the internet stevenson shed a new light on cartridge aligment issues. Suitable for linn tonearms mounted at 211mm mounting distance. Includes integral strobe disc in 3 versions 50hz 60hz and 300hz.