Electronics 01
Why 3 dB Is Double the Power (and 6 dB Double the Voltage)
3 dB is double the power because 10 log 2 = 3.01. Why voltage needs 20 log, why two 80 dB speakers make 83 dB, and how dBm, dBu and distance work.
3 dB is double the power because 10 log 2 = 3.01. Why voltage needs 20 log, why two 80 dB speakers make 83 dB, and how dBm, dBu and distance work.