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VPi Arm Data

The arm data on this page was originally published on the VPi website and is provided for comparison only.

Please contact VPi directly for up to date mounting or alignment data.


  JMW 9 JMW 9 + JMW 9 Sig JMW 10 JMW 10.5 JMW 10.5i
Unipivot yes yes yes yes yes yes
Damping no no adjustable adjustable adjustable adjustable
Wiring vpi nordost valhalla nordost valhalla vpi vpi or valhalla nordost valhalla
Anti-skate twist wire twist wire mechanical twist wire twist wire mechanical
Effective mass 7.7g 7.7g 9.5g 10.3g 10.9g 10.5g
Cartridge weight range 7-12g 7-12g 7-12g 7-12g 7-12g 7-12g
Internal damping foam density 1.7 lbs 1.7 lbs 2.5 lbs 1.7 lbs 1.7 lbs 2.5 lbs
External damping none none stainless tube surrounding aluminium tube stainless tube surrounding aluminium tube stainless tube surrounding aluminium tube stainless tube surrounding aluminium tube
Fine VTF adjustment no no screw in rear of arm threaded C/W screw in rear of arm screw in rear of arm
Junction box wiring vpi nordost valhalla nordost valhalla vpi vpi or valhalla nordost valhalla
VTA adjustment yes yes yes on the fly on the fly on the fly with dual locking system
Headshell offset 23.5° 23.5° 23.5° 22° 22° 22°
Spindle to pivot 223mm 223mm 223mm 250mm 250mm 262mm
Overhang 15mm 15mm 15mm 15mm 15mm 15mm
Null points 66mm 66mm 66mm 66mm 66mm 66mm
Price $ 900 $ 1100 $ 1400 $ 1300 $ 2000 $ 2300