Jim Marshall crafted guitar amplifier masterpieces without the assistance of computers, software or the Internet... In 1963 "graphical methods" meant drawing Bode plots with a pencil and ruler... Times have changed. ● Master the basics ● Design your amp ● Know it works Amp Design for the 21st Century

calculatorLaunch me!

What does this calculator do?

guitar amp RC lowpass filter

The most common guitar amplifier power supply ripple filter is the simple RC low-pass filter. This calculator computes ripple attenuation in dB, the DC voltage drop across the series resistor, and the cutoff frequency in hertz.