VU question pop quiz

[Rene Schmitz]

>1. Absolute VU readings: By all accounts I have read, a Volume Units
>meter is only relative to a user defined point, there is no absolute
>mapping between a VU scale and any logarithmic voltage scales (dBV, dBv,
>dBu, dBm, etc.). Because an arbitrary voltage level can represent a
>specific sound pressure level, it makes sense that VU is arbitrary and
>independent of voltage levels and impedance. 

Right. Usually this refers to the maximum level which the unit can take
without distortion. (Think about the VU meters on tape decks...)

Bye
 René



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