dBm to Horsepower (mechanical) Converter

Power · unit-converter

Convert dBm to Horsepower (mechanical) 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: dBm (dbm)

To: Horsepower (mechanical) (hp)

About dBm

dBm is a logarithmic power level relative to 1 mW: P(W) = 10^((dBm − 30)/10). It is standard in RF and telecommunications; it is not a linear multiple of the watt.

About Horsepower (mechanical)

Mechanical horsepower here is the US definition: 550 ft·lbf/s ≈ 745.70 W. Automotive and industrial specs often cite hp.

How to convert decibels relative to 1 mw (dbm) to horsepower (mechanical, 550 ft·lb/s)

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 Horsepower (mechanical), convert dBm → W, then divide by the watt factor for hp (745.6998715822702 W per 1 hp).

Examples

Example #1: Convert 10 dbm to horsepower (mechanical)

10 dbm0.0000134102 hp

Example #2: Convert 30 dbm to horsepower (mechanical)

30 dbm0.0013410221 hp

Summary

To convert dBm to Horsepower (mechanical), first convert dBm to watts: P_W = 10^((dBm − 30)/10). Then divide by the watt factor for hp: value_hp = P_W / 745.6998715822702.

Relationship context

You are converting between logarithmic RF levels (dBm) (Decibels relative to 1 mW (dBm)) and mechanical power (horsepower, ft·lb/s) (Horsepower (mechanical, 550 ft·lb/s)). 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

dBm (dbm)Horsepower (mechanical) (hp)
0.10.0000013723
10.0000016882
20.0000021254
30.0000026757
40.0000033685
50.0000042407
60.0000053387
70.000006721
80.0000084613
90.0000106521
dBm (dbm)Horsepower (mechanical) (hp)
100.0000134102
200.0001341022
300.0013410221
400.0134102209
500.134102209
601.3410220896
7013.410220896
80134.10220896
901,341.0220896
10013,410.220896