Shure ML140HE Manual Del Usuario página 8

w The hyperelliptical tip geometry has an op-
timized tip-groove contact area that
dramatically reduces both harmonic and in-
terrnodulation distortion. The result is
crisp, precise sound throughout the entire
record.
ELLIPTICAL HYPERELLIPTICAL
TIP SHAPES
r m n
2nd harmonic dlstortlon, average both channels
3.7 kHz, 31 cmlsec peak recorded veloclty
99%
I M dlsiortlon, average both channels
1 kHzll.5 kHz, 15 cmlsec peak recorded velocity
6mll
2xim81 Zx15m11
Sphei8cai
Elllplical Hy~erell8~f8cal