Originally Posted by robv60 /forum/post/0
How do I determine which resistors I need in order to change the Fc on the PE 250W amps rumble filter? Ive seen the formula for figuring the BASH amp but not for the PE 250 plate amp.
Originally Posted by gmikol /forum/post/0
For the BASH amp, the capacitors were 0.22uF, hence the 0.22e-6 in the formula. For the 300-794/300-796, the capacitors are 0.1uF. So you should use 0.1e-6 in the forumula.