SNR to dB calculator
This Signal-to-Noise Ratio calculator converts signal and noise voltage levels to a dB ratio. To use this tool simply enter the levels and select the appropriate units. Formula SNR (dB) …
Calculators
5 V to 3.3 V Voltage Divider (with Calculator)
In many circuit applications there is a requirement for 5 Volt to 3.3 Volt level conversion. For example, a microcontroller may not be able to tolerate input voltages greater than …
Total Power in a Parallel Circuit Calculator
This tool calculates the total power for a set of any number of resistors in parallel. Enter the Formula Rtotal = (1/R1 + 1/R2 + 1/R3 +…. + 1/Rn)-1 P …
Voltage Divider Calculator with 5 Resistors
This tool calculates the voltage across each of five (5) resistors in series. Enter the Input Voltage Vin, and resistor values R1, R2, R3, R4 and R5. Use the drop …
Voltage Divider Calculator with 4 Resistors
This tool calculates the voltage across each of four (4) resistors in series. Enter the Input Voltage Vin, and resistor values R1, R2, R3 and R4. Formula V1=Vin*R1/(R1+R2+R3+R4) V2=Vin*R2/(R1+R2+R3+R4) V3=Vin*R3/(R1+R2+R3+R4) …