Audacity Forum

How can I manually scale the x-axis of the analysis graph?

One more question is why is the dbl negative. I know it's a silly question but I don't know. Will it ever be positive?

Thanks

Hey guys, I'm need some help to determine the fundamental frequency of the attached graph (i have attached the graph and also the .txt file). The sound being analysed is baby crying. From research topics I found out that the fundamental frequency should be some where around 750-1200 Hz. But I don't ...