50 Ohm Attenuator Calculator
Most RF circuits are designed for 50 ohm impedance. This tool calculates resistor values to build an attenuator that matches this value of impedance. To use this tool, enter the …
Radio Frequency
dBm to Amplitude Calculator
In this article we show how to convert from Power in dBm to Amplitude in Volt Referring to the picture of a sine wave above, there are three different Amplitudes …
Cable Bend Radius Calculator
Bend Radius is the minimum radius that a Radio Frequency (RF) coaxial cable can be bent to without damage. To use the calculator, select the type of RF cable type and enter the …
How to Improve Return Loss or VSWR
In this post we show a simple technique to improve the return loss [1] of an RF component like a mixer or amplifier. A good VSWR to aim for is …
Cascaded Return Loss Calculator
This tool provides an estimate of the Return Loss [1] of a cascade of two RF subsystems. Enter the Return Loss (RL) in dB of each element in the RF …
VSWR to Reflected Power Calculator
This tool finds the percent (%) of power that’s reflected back for a specified value of Voltage Standing Wave Ratio (VSWR). Contents1 Calculator2 Formula3 What does a VSWR of 1.5 …
Percent Reflected Power to VSWR
This tool gives the VSWR from the percent reflected power. Enter the % reverse power and both the reflection coefficient (Γ) and Voltage Standing Wave Ratio (VSWR or SWR) will …
Pi Filter Design Calculator (with Examples)
A Pi filter consists of Inductors and Capacitors (3 in total) arranged in a Π configuration. There are four tools on this page: Contents1 Cutoff Frequency for Pi Low Pass …
Calculate VSWR from Forward and Reflected Power
This tool uses the forward and reverse power to calculate the VSWR (Voltage Standing Wave Ratio) and reflection coefficient (Γ). Both forward and reflected power are expressed in Watt. Formula …
TRP vs EIRP
Total radiated power (TRP) is the total power radiated by an antenna. It is a function of the output power from the transmitter and the antenna efficiency. As the antenna …