Spreadsheet explains decibels as voltage and power - EE Times
Power and amplitude: Watts, Volts and referenced Decibels
Microphone sensitivity ratings and conversions explained acoustics microphone transfer factor mV/Pa to sensitivity dB re 1 V/Pa or dyne/cm2 microbar pascal pascals equation formula typical microphone output level mic microphones voltage calculator
dB(A) - INERTANCE, dB Calculator, dB plus, Add dB, Sound calculator