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In Reply to: RE: Hagerman Piccolo Zero Headamp posted by Tre' on January 30, 2024 at 20:12:12:
It is s slippery slope to attempt to quantify the concept of "dynamic braking". A few key general thoughts:
-With your shorted woofer example, it is impossible to tell if the driver is shorted or not from gently pushing it in and out. It takes an abrupt blow to see the effects of Lenz Law. It can be thought of as a velocity sensitive effect.
-the nature of the riaa curve typically has the highest measured velocities occurring in the 4kHz-12kHz range and Holman found measured dynamic peaks in music in the 80-100cm/sec range.
-I contend that under 'normal' conditions the change in compliance (dynamic braking) is minimal but on the dynamic peaks where mistracking occurs it can clamp down and reduce the negative effects of the needle attempting to be kicked from the groove wall.
dave
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Follow Ups
- RE: Hagerman Piccolo Zero Headamp - dave slagle 05:54:51 01/31/24 (1)
- Thanks. The subject is more complicated than I thought. nt - Tre' 13:01:35 01/31/24 (0)