## RF Combiner Calculator

An RF combiner as the name suggests, combines signals from N ports into a single output port. Enter Background An RF combiner shown in the picture below takes two input …

## Return Loss to Mismatch Loss Calculator

Both return loss and mismatch loss are measures of discontinuity in a Radio Frequency (RF) circuit. In this post we provide a tool to convert from one to the other. …

## VSWR to Mismatch Loss Calculator

This tool computes the Mismatch Loss from Voltage Standing Wave Ratio (VSWR). Background Mismatch loss is usually specified in deciBels (dB) and represents the loss in power in an RF …

## Add or Subtract dBm Power

dBm stands for decibels (dB) relative to one milliwatt. It is an absolute unit of power. How to add or subtract two power values (in dBm) to find the total …

## dB to Times Calculator

This tool calculates the times equivalent of a number in deciBels (dB). Enter the dB difference between two numbers into the tool below and it will calculate the number of …

## dB to dBm Converter (with Examples)

How to convert from dB (deciBels) to dBm (deciBel-milliwatts)? dB is relative number while dBm is an absolute number. There is no explicit way to convert dB to dBm. Two …

Baofeng radios are very popular world wide. A question that comes up a lot is: How far can my Baofeng radio reach? The answer depends on various factors: Use this …

## 2 m Dipole Antenna Length Calculator

This tool calculates the physical dimensions of a 2 meter dipole antenna. At 2 meters, the dipole length (L) is 3.12 feet. The length of each element of the dipole …

## 10 m Dipole Antenna Length Calculator

This tool calculates the physical dimensions of a 10 meter dipole antenna. At 10 meters, the dipole length (L) is 15.61 feet. The length of each element of the dipole …

## dB Difference Calculator

This calculator finds the difference between two deciBel (dB) values. Example Calculation Let’s say you have an RF attenuator with a value 30 dB followed by an amplifier with gain …