Watts (W) u decibel-miliwatts (dBm) , kalkulator pretvorbe snage .
Unesite snagu u vatima i pritisnite gumb Pretvori :
dBm u vati kalkulator pretvorbe ►
Snaga P (dBm) u dBm jednaka je 10 puta osnovnom 10 logaritmu od 1000 puta snage P (W) u vatima (W) podijeljena s 1 vatom (W):
P (dBm) = 10 ⋅ log 10 (1000 ⋅ P (W) / 1W) = 10 ⋅ log 10 ( P (W) / 1W) + 30
tako
1W = 30dBm
Pretvori 20 vata u dBm:
P (dBm) = 10 ⋅ log 10 (1000⋅20W) = 43,0103dBm
| Snaga (mW) | Snaga (dBm) |
|---|---|
| 0 W | nije definirano |
| 0 + W | -∞ dBm |
| 01 W | -20 dBm |
| 0,0001 W | -10 dBm |
| 0,001 W | 0 dBm |
| 0,01 W | 10 dBm |
| 0,1 W | 20 dBm |
| 1 W | 30 dBm |
| 10 W | 40 dBm |
| 100 W | 50 dBm |
| 1000 W | 60 dBm |
| 10000 W | 70 dBm |
| 100000 W | 80 dBm |
| 1000000 W | 90 dBm |