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Grado Labs's The Reference 1 - Statement Series
Cartridges by Grado Labs
Manufacturer's Statement:
The Reference
models use a five piece OTL cantilever technology achieving an additional 5% tip mass reduction over the Platinum and Sonata models. The coils are wound with
ultra-high purity long crystal (UHPLC) oxygen free copper wire. The Master model is mounted with Grado's specially designed nude elliptical diamond, and the
Reference model uses Grado's true ellipsoid design diamond.
Frequency Response 10-60
Principal MI
Channel Separation at 1KHz 40
Imput Load 47K
Output at 1KHz 5CM/sec. 0.5mV
Recommended Tracking Force 1.5
Stylus Type E
Inductance 2mH
Resistance 2
Compliance CUs 20
Stylus Replacement
F=Factory F
Mounting S
Weight 6.5
* Replacement
Stylus available direct from Grado at $800