Band Pass Filter Help

Thread Starter

Joined Oct 21, 2009
Does anyone know how i can come up with formulas for the follwing attached pic. I used software to self generate circuit but now need equations or help on how to tune. trying to tune for 1.5Mhz but having trouble since the inductors i ordered are 3 times the expected value. I am referring to L2. I would really need ur help

6 pole bandpass filter

I/O impedcance = 25.0 ohms
Center frequency = 1.5 MHZ
3 DB bandwidth = 0.1 MHZ