Log Base e Calculator

This tool calculates the Logarithm base e of any number. Formula y = Loge(x) Background The number e is known as Euler’s number and equates to 2.71828.

75 Ohm Attenuator Calculator

Many RF circuits for audio and video systems are designed for 75 ohm impedance. This tool calculates resistor values to build an attenuator that matches this value of impedance. To …

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dB Attenuator Calculator

To use this tool, enter the desired value of dB attenuation and the characteristic impedance (default value is 50 ohm). The tool computes resistor values in different configurations: Pi Attenuator …

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dBV to V RMS Calculator

This tool converts from dBV (dB Volt) to Vrms (root-mean-square voltage). Units are Volt/millivolt/microvolt/nanovolt RMS. Formula VRMS = 10(dBV / 20)

40 dB Attenuator Calculator

Calculate Resistor values for a 40 dB Pi attenuator

Use this tool to calculate Resistor values for a 40 dB Pi Attenuator circuit. 40 dB is the default attenuation value below and the characteristic impedance is 50 ohm. Both …

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