Subsonics with Grado & Rega Arm

I get massive amounts of subsonics with my Rega arm and Grado Reference cartridge.

Anyone else have the same problem? What arms would be a better match for the Grado Ref?

kel3412-15-2005 3:43am

Showing 2 responses by stefanl

stefanl Details Discussions Posts This discussion Message User 296 posts 12-22-2005 at 05:59am Copy Comment URL Report Comment Edit Delete You probably do have a compatability issue with the Rega RB 300 and the Grado Ref.The cartridge resonance for this combination is about 8Hz which is below what is considered the ideal today,around 11-12Hz.I would consider a new cartridge and if you still want to use a Grado your going to have to go for a more lightweight arm(9gms?) than the Rega(11gms) which is considered a mid-mass arm.You can find a lot of info in the archives about the issues involved.
stefanl Details Discussions Posts This discussion Message User 296 posts 12-22-2005 at 09:45pm Copy Comment URL Report Comment Edit Delete The SME 3009 has many different gradations or varying models(?)but one figure I did find that indicates about what it could be,is that the effective mass for a fixed headshell version 3009(?)is 6.5gms and if it has a removable heashell 9.5gms.So with the Grado Ref. cartridge you would be better off with the fixed headshell version with a cartridge resonance near 10Hz which is o.k.Sorry I can't be of more help.

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