dBW to Megawatt Converter

Power · unit-converter

Convert dBW to Megawatt 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: Megawatt (megaw)

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 Megawatt

One megawatt is one million watts. Utility generation, large drives, and grid studies use MW.

How to convert decibels relative to 1 w (dbw) to megawatts

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 Megawatt, convert dBm → W, then divide by the watt factor for megaw (1000000 W per 1 megaw).

Examples

Example #1: Convert 10 dbw to megawatt

10 dbw0.00001 megaw

Example #2: Convert 30 dbw to megawatt

30 dbw0.001 megaw

Summary

To convert dBW to Megawatt, first convert dBW to watts: P_W = 10^(dBW/10). Then divide by the watt factor for megaw: value_megaw = P_W / 1000000.

Relationship context

You are converting between logarithmic RF levels (dBm) (Decibels relative to 1 W (dBW)) and SI / decimal power (watts and prefixes) (Megawatts). 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)Megawatt (megaw)
0.10.0000010233
10.0000012589
20.0000015849
30.0000019953
40.0000025119
50.0000031623
60.0000039811
70.0000050119
80.0000063096
90.0000079433
dBW (dbw)Megawatt (megaw)
100.00001
200.0001
300.001
400.01
500.1
601
7010
80100
901,000
10010,000