dBcal 1.3 Apk

And the dBm calculation of.
It is a familiar unit in the professional audio, but because confusing is calculated by a computer, is easy to calculate possible tool.
0dBm is the amount of time that 1mW to consume when they are terminated with 600Ω. About 0.775Vrms.
Reference level, it is often 0dBm and 4dBm is used.