Typical VU meter. Source: Hoyt Meter The scale to the left of the zero point is generally in black, with a value of -20 dB all the way at the bottom of the scale. Past the 0 dB point, the scale is ...

A series of diodes is placed in series, with the sound level having to exceed the voltage ... The result is an attractive rainbow VU meter display that would look great as a part of any old ...

Although 0 VU is shown on a VU meter as the point of 100% MODULATION, it is not identical to the reference called zero level, which in fact refers to -4 dB or -4 VU on the meter. Zero level is the ...