Decibel Conversion Calculator

Convert between decibels and ratios: Power dB = 10·log(P₂/P₁), Voltage dB = 20·log(V₂/V₁). dB additions: 3dB = 2× power, 6dB = 4× power, 10dB = 10× power, 20dB = 100× power.

2D stress state at a point. All stresses in MPa.

σx — Normal Stress X (MPa)
σy — Normal Stress Y (MPa)
τxy — Shear Stress (MPa)
⚙ Mechanical Note: Results are based on standard textbook formulas and ISO/AASHTO references. Always verify critical designs with applicable codes (ISO 898, AASHTO 1993, AISC, Eurocode 3) and a qualified engineer.
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How to Use

Enter the values for the patient or scenario you are assessing. Convert between decibels and ratios: Power dB = 10·log(P₂/P₁), Voltage dB = 20·log(V₂/V₁). dB additions: 3dB = 2× power, 6dB = 4× power, 10dB = 10× power, 20dB = 100× power. Use the decibel (db) result to inform your clinical assessment.

Frequently Asked Questions