Channel Capacity Calculator

Use this channel capacity calculator entirely in your browser.

ResultEstimated gross capacity: 80 Mbps

20,000,000 Hz × 4 bit/s/Hz.

This is a planning estimate before protocol overhead and real-world radio conditions.

Calculations happen locally in your browser.

How to use this calculator

  1. Enter the labelled values and review the live result.
  2. Review the live result and use Copy result when you need to share it.

How the calculation works

Channel bandwidth in hertz is multiplied by spectral efficiency in bits per second per hertz.

Formula

Channel bandwidth in hertz is multiplied by spectral efficiency in bits per second per hertz.

Step-by-step calculation

  1. Enter the labelled values and review the live result.
  2. Channel bandwidth in hertz is multiplied by spectral efficiency in bits per second per hertz.
  3. Check the displayed result, then copy it if needed.

Worked example

20 MHz at 4 bit/s/Hz gives an estimated gross capacity of 80 Mbps.

Risk guidance

Frequently asked questions

Does this tool send my inputs anywhere?

No. The interactive calculation runs in your browser and this site does not submit tool inputs to a backend.

How should I use the result?

Check that the entered units and values match your situation, especially around dates, breaks, and rounding.

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