dBW to Gigawatt Converter
Power · unit-converter
Convert dBW to Gigawatt with a fixed input and output unit, step-by-step formula line, and reference tables. Linear units use SI watt definitions; mechanical hp uses 550 ft·lbf/s; BTU/h uses the IT BTU; dBm/dBW are logarithmic relative to 1 mW and 1 W. The full Power Converter also includes PS/CV, TR, kVA/MVA, and ft·lb/s.
Calculator
From: dBW (dbw)
To: Gigawatt (gw)
About dBW
dBW is a logarithmic power level relative to 1 W: P(W) = 10^(dBW/10). RF, microwave, and antenna work often use dBW with dBm.
About Gigawatt
One gigawatt is one billion watts. Utility generation capacity and grid planning commonly use GW.
How to convert decibels relative to 1 w (dbw) to gigawatts
dBm/dBW are logarithmic power levels. P_W = 10^((dBm − 30) / 10), P_W = 10^(dBW / 10), and inverse mappings use 10 × log₁₀(·) with P_W > 0.
To reach Gigawatt, convert dBm → W, then divide by the watt factor for gw (1000000000 W per 1 gw).
Examples
Example #1: Convert 10 dbw to gigawatt
10 dbw → 0.00000001 gw
Example #2: Convert 30 dbw to gigawatt
30 dbw → 0.000001 gw
Summary
To convert dBW to Gigawatt, first convert dBW to watts: P_W = 10^(dBW/10). Then divide by the watt factor for gw: value_gw = P_W / 1000000000.
Relationship context
You are converting between logarithmic RF levels (dBm) (Decibels relative to 1 W (dBW)) and SI / decimal power (watts and prefixes) (Gigawatts). Log units (dBm/dBW) use base-10 definitions relative to 1 mW or 1 W; linear units map through watts first, then to or from the selected log unit. Only strictly positive power in watts maps to a real dB power value.
Conversion tables
| dBW (dbw) | Gigawatt (gw) |
|---|---|
| 0.1 | 0.000000001 |
| 1 | 0.0000000013 |
| 2 | 0.0000000016 |
| 3 | 0.000000002 |
| 4 | 0.0000000025 |
| 5 | 0.0000000032 |
| 6 | 0.000000004 |
| 7 | 0.000000005 |
| 8 | 0.0000000063 |
| 9 | 0.0000000079 |
| dBW (dbw) | Gigawatt (gw) |
|---|---|
| 10 | 0.00000001 |
| 20 | 0.0000001 |
| 30 | 0.000001 |
| 40 | 0.00001 |
| 50 | 0.0001 |
| 60 | 0.001 |
| 70 | 0.01 |
| 80 | 0.1 |
| 90 | 1 |
| 100 | 10 |