redzilla
Topic

Calculation

Unit, data and decibel converters.

Learn first

Decibels Without Drama The only math you need for RF, fiber and audio: what a dB is, why +3 doubles and −3 halves, and how to go from dBm to watts without a calculator. ≈ 10 min read →

4 tools

Bandwidth

Calculate transfer time from size and speed, and convert data and speed units.

Data Converter

Convert between bits, bytes and decimal (KB/MB/GB) and binary (KiB/MiB/GiB) multiples, explaining the difference.

Frequency & Wavelength

Convert between frequency, wavelength and period in vacuum or a medium (velocity factor), for RF and optics.

dB Converter

Convert between decibels and linear ratio for power (10·log) and voltage (20·log), and between dB and nepers.