Radio Frequency

Use this tool to calculate how far a UHF radio can transmit. Enter the antenna height and pick the units (meters or feet). Formula d = 4.12 * √h where …

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Use this tool to calculate how far a VHF radio can transmit. Enter the antenna height and pick the units (meters or feet). Formula d = 4.12 * √h where …

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Contents1 Introduction2 Calculator3 kTB Noise Power Formula4 Noise Power Example Calculation5 What is Thermal Noise?6 Can the Thermal Noise Power be reduced?6.1 Reducing T reduces the Noise Power6.2 Reducing B …

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The Peak Envelope Power of a signal is measured in a resistive load, and the formula for it is PEP = (Vpeak2/2)* (1/R) or PEP = VRMS2/R In the calculator …

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This calculator is used to find the Peak power of an Optical or RF pulse. It also gives the RMS power. Contents1 Introduction1.1 What is duty cycle of a signal?2 …

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This calculator converts Peak Power to root-mean-square Power. It also converts PRMS to Ppeak Enter either value and it will compute the other. Formula PRMS = 0.7071 * Ppeak Ppeak …

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Use this tool to calculate resistor values for a T attenuator pad. This attenuator type is used in Radio Frequency (RF) circuits as an alternative to a Pi configuration. Enter …

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Use this tool to calculate resistor values for a Pi attenuator pad. These attenuators are used in Radio Frequency (RF) circuits. Enter the desired value of attenuation and the characteristic …

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Use this calculator to convert from RMS Voltage to Power in dBm. RMS means root-mean-square value or VRMS The default impedance is 50 Ω. It can be changed to any …

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dBi stands for deciBel isotropic [1]. It is the gain of an antenna relative to that of a theoretical isotropic antenna [2]. An Isotropic antenna radiates energy equally in all …

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