TecniCalc

Engineering calculators - find the unknown automatically

Home | Electronics | Mechanics | Calculators | PT | EN

Profile:

Areas

Home
Electronics
Mechanics
Calculators
Premium
Profile

Essentials

Ohm
Power
Voltage divider
Kirchhoff
Unit converter
See all

Simulators & Tools

Structural simulator
Circuit simulator
Structures
Math tools

Themes

Gain Calculator (dB)

Calculate gain in decibels (dB) from input and output voltages.

Input Voltage Vin (volts) Output Voltage Vout (volts) Gain (dB)

© 2025 Tecnicalc. Calculadoras para Engenharia.

Desenvolvido por Eduardo Gomes Nascimento

Estudante Técnico em Eletrônica - Fundação Liberato | Portão, RS

LinkedIn | GitHub | Instagram | Contato

Apoie o projeto

Se o TecniCalc te ajuda, uma contribuição via Pix mantém o projeto ativo e evoluindo.

Chave pronta para cópia.

Unlock the Premium Engineering Suite

✅ Full access to Fresnel, JFET, and BJT charts.
✅ Loop calculator for fast iterations.
✅ High-resolution downloads (PNG).
✅ No ads.
✅ R$ 9.90 / month or R$ 79.90 / year.

Plan

Confirmation

Pix QR

Pix confirmations can take a few minutes on Mercado Pago.