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AM Modulation Index calculator

This page mentions AM modulation Index calculator and FM modulation Index calculator. It mentions formula or equations used for this modulation index calculator.

INPUTS

Modulating Signal Voltage (input1) :

Carrier Signal Voltage (input2) :

OUTPUT

AM Modulation Index (Output1):



Example: AM modulation index calculator:
INPUTS: Modulating signal voltage = 0.5, Carrier Signal Voltage = 1.25
OUTPUT: AM Modulation Index = 0.4

FM Modulation Index Calculator

INPUTS

Frequency Deviation, Fd (input1) :

Modulating Frequency, Fm (input2) :

OUTPUT

FM Modulation Index (Output1):


Example: FM modulation index calculator:
INPUTS: Fd = +/- 25KHz, Fm = 10 KHz
OUTPUT : Fm Modulation Index = 2.5

Formula or equations used for Modulation Index Calculator

Following equations or formula are used for this modulation index calculators.

modulation index calculator formula


Modulation Related links

AM vs FM vs PM   modulation basics  BPSK  QPSK   QAM   MSK-GMSK   8PSK   BPSK vs QPSK   QPSK vs OQPSK vs pi/4QPSK   Differential Encoder and Decoder 

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