Aboit LRL Circuit ?

[Delta36]

Dear masters, this electronic circuit
What are your suggestions and thoughts on this subject? Is it worth doing?? thanks..

[Geo]

I see low sensitivity but try it, u have n't something to lose.

[abdou2014]

I see only the final stage

[Delta36]

I increased the capacitors in the circuit diagram, you can do it with 3 capacitors if you want. [IMG][/IMG]