S11 to Impedance Calculator
Use this tool to calculate the load impedance from S11, the input reflection coefficient. Enter The tool will calculate the absolute value of the load impedance ZL in ohm. Background …
Calculators
SPL (Sound Pressure Level) Calculator
This tool calculates the SPL at a specified distance away from an amplifier speaker combination. Enter Background Speaker Sensitivity It is a measure of how well power to a speaker …
dB to Frequency (Hz) Converter
dB or deciBel is used to express the ratio of two power or voltage amplitude values on a logarithmic scale. Hz (Hertz) is a unit of Frequency. Frequency refers to the number of …
Hz to dB Converter
Hz is a unit of Frequency. dB or deciBel is used to express the ratio of two power values on a logarithmic scale. Therefore in general, Hz cannot be converted …
Parallel Resistor Calculator in Reverse (with Examples)
Here we calculate the value of a resistor used in parallel with another known resistor to achieve a desired total effective resistance. Contents1 Calculator2 Formula3 Example Calculation for RF and …
ADC Noise Figure Calculator
This tool uses the following Analog-to-Digital converter specifications to find its noise figure: Formula The formula has been derived by Analog Devices. NF = PFS + 174 – SNR – …
Sound Attenuation Calculator
This tool takes the sound pressure level (SPL) measured at a known distance d1 from the source and uses it to calculate the attenuation and SPL at another distance d2 …
Radio Horizon Calculator (with Examples)
The Radio Horizon Calculator is used to find the the maximum horizon distance that a radio frequency (RF) signal can travel without interference from obstacles [1]. To find the range, …
Amp Output Calculator
This tool calculates the Output Power of an Amplifier. It also calculates the RMS (root-mean-square) output voltage. Enter: Formula Pout = Pin*Gain VRMS = √(Pout*R) Example Calculation For an input …
Capacitor Discharge Time Calculator (with Examples)
This tool calculates the time it takes to discharge a capacitor (in a Resistor Capacitor network) to a specified voltage level. It’s also called RC discharge time calculator. To calculate …