[citation][nom]husker[/nom]The graphs are pointless if they do not start at a zero point. [/citation]
95% of the time I'd agree with you, but decibels are their own thing.
The ambient noise in the lab is about 40 to 41 dB, that's very quiet. For all intents and purposes you can consider it zero in this case.
95% of the time I'd agree with you, but decibels are their own thing.
The ambient noise in the lab is about 40 to 41 dB, that's very quiet. For all intents and purposes you can consider it zero in this case.