Conversion ... voltage gain or attenuation to decibel (dBV).
It converts a voltage difference in the corrisponding dB value of gain or attenuation.
Data input
Initial voltage value . . . . . IN
V
Final voltage value . . . OUT
V
| Results | |||
| Voltage ratio | |||
| Gain | dB | ||
Notes.
You can use any measure unit of power but it must be the same for
the two inserted numbers.
Some reference levels :
- 0 dBµV = 1 µV su 75 ohm
- 0 dBmV = 1 mV su 75 ohm
- 0 dBm, dBmW = 1 mW
- 0 dBW = 1 W
Others :
- 0 dBj = 1 mV
- 0 dBk = 1 kW
- 0 dBs = 1 mW
- 0 VU = 1 mW