RC filter with overunity gain

[Tim Williams]

I remember seeing this before, but I can't find the post... I think it's a
parallel T filter, but I'm not finding any numbers. It's supposed to have a
peak gain of 1.207 or so despite being made of R's and C's. What is it?

Tim

 

[Joerg]

I remember seeing this before, but I can't find the post... I think it's a
parallel T filter, but I'm not finding any numbers. It's supposed to have a
peak gain of 1.207 or so despite being made of R's and C's. What is it?

The solution to the energy demands of our planet )