Dear @coachpoconnor : Adding weigth at the headshell increment the tonearm effective mass and this is what you did it, good.
With 9.5grs-10.00grs. of tonearm effective mass you will out of the resonance frequency range around 1 hz.
Anyway here the Maths you want:
http://www.cartchunk.org/audiotopics/ToneArmMechanics.pdf
R.
With 9.5grs-10.00grs. of tonearm effective mass you will out of the resonance frequency range around 1 hz.
Anyway here the Maths you want:
http://www.cartchunk.org/audiotopics/ToneArmMechanics.pdf
R.